+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+ .syntax unified
+ .cpu cortex-m4
+ .fpu softvfp
+ .thumb
+
+.global g_pfnVectors
+.global Default_Handler
+
+/* start address for the initialization values of the .data section.
+defined in linker script */
+.word _sidata
+/* start address for the .data section. defined in linker script */
+.word _sdata
+/* end address for the .data section. defined in linker script */
+.word _edata
+/* start address for the .bss section. defined in linker script */
+.word _sbss
+/* end address for the .bss section. defined in linker script */
+.word _ebss
+/* stack used for SystemInit_ExtMemCtl; always internal RAM used */
+
+/**
+ * @brief This is the code that gets called when the processor first
+ * starts execution following a reset event. Only the absolutely
+ * necessary set is performed, after which the application
+ * supplied main() routine is called.
+ * @param None
+ * @retval : None
+*/
+
+ .section .text.Reset_Handler
+ .weak Reset_Handler
+ .type Reset_Handler, %function
+Reset_Handler:
+ ldr sp, =_estack /* set stack pointer */
+
+/* Copy the data segment initializers from flash to SRAM */
+ movs r1, #0
+ b LoopCopyDataInit
+
+CopyDataInit:
+ ldr r3, =_sidata
+ ldr r3, [r3, r1]
+ str r3, [r0, r1]
+ adds r1, r1, #4
+
+LoopCopyDataInit:
+ ldr r0, =_sdata
+ ldr r3, =_edata
+ adds r2, r0, r1
+ cmp r2, r3
+ bcc CopyDataInit
+ ldr r2, =_sbss
+ b LoopFillZerobss
+/* Zero fill the bss segment. */
+FillZerobss:
+ movs r3, #0
+ str r3, [r2], #4
+
+LoopFillZerobss:
+ ldr r3, = _ebss
+ cmp r2, r3
+ bcc FillZerobss
+
+/* Call the clock system intitialization function.*/
+ bl SystemInit
+/* Call static constructors */
+ //bl __libc_init_array
+/* Call the application's entry point.*/
+ //bl main
+ // Calling the crt0 'cold-start' entry point. There __libc_init_array is called
+ // and when existing hardware_init_hook() and software_init_hook() before
+ // starting main(). software_init_hook() is available and has to be called due
+ // to initializsation when using rtos.
+ bl _start
+ bx lr
+.size Reset_Handler, .-Reset_Handler
+
+/**
+ * @brief This is the code that gets called when the processor receives an
+ * unexpected interrupt. This simply enters an infinite loop, preserving
+ * the system state for examination by a debugger.
+ * @param None
+ * @retval None
+*/
+ .section .text.Default_Handler,"ax",%progbits
+Default_Handler:
+Infinite_Loop:
+ b Infinite_Loop
+ .size Default_Handler, .-Default_Handler
+/******************************************************************************
+*
+* The minimal vector table for a Cortex M3. Note that the proper constructs
+* must be placed on this to ensure that it ends up at physical address
+* 0x0000.0000.
+*
+*******************************************************************************/
+ .section .isr_vector,"a",%progbits
+ .type g_pfnVectors, %object
+ .size g_pfnVectors, .-g_pfnVectors
+
+g_pfnVectors:
+ .word _estack
+ .word Reset_Handler
+ .word NMI_Handler
+ .word HardFault_Handler
+ .word MemManage_Handler
+ .word BusFault_Handler
+ .word UsageFault_Handler
+ .word 0
+ .word 0
+ .word 0
+ .word 0
+ .word SVC_Handler
+ .word DebugMon_Handler
+ .word 0
+ .word PendSV_Handler
+ .word SysTick_Handler
+
+ /* External Interrupts */
+ .word WWDG_IRQHandler /* Window WatchDog */
+ .word PVD_IRQHandler /* PVD through EXTI Line detection */
+ .word TAMP_STAMP_IRQHandler /* Tamper and TimeStamps through the EXTI line */
+ .word RTC_WKUP_IRQHandler /* RTC Wakeup through the EXTI line */
+ .word FLASH_IRQHandler /* FLASH */
+ .word RCC_IRQHandler /* RCC */
+ .word EXTI0_IRQHandler /* EXTI Line0 */
+ .word EXTI1_IRQHandler /* EXTI Line1 */
+ .word EXTI2_IRQHandler /* EXTI Line2 */
+ .word EXTI3_IRQHandler /* EXTI Line3 */
+ .word EXTI4_IRQHandler /* EXTI Line4 */
+ .word DMA1_Stream0_IRQHandler /* DMA1 Stream 0 */
+ .word DMA1_Stream1_IRQHandler /* DMA1 Stream 1 */
+ .word DMA1_Stream2_IRQHandler /* DMA1 Stream 2 */
+ .word DMA1_Stream3_IRQHandler /* DMA1 Stream 3 */
+ .word DMA1_Stream4_IRQHandler /* DMA1 Stream 4 */
+ .word DMA1_Stream5_IRQHandler /* DMA1 Stream 5 */
+ .word DMA1_Stream6_IRQHandler /* DMA1 Stream 6 */
+ .word ADC_IRQHandler /* ADC1 */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word EXTI9_5_IRQHandler /* External Line[9:5]s */
+ .word TIM1_BRK_TIM9_IRQHandler /* TIM1 Break and TIM9 */
+ .word TIM1_UP_TIM10_IRQHandler /* TIM1 Update and TIM10 */
+ .word TIM1_TRG_COM_TIM11_IRQHandler /* TIM1 Trigger and Commutation and TIM11 */
+ .word TIM1_CC_IRQHandler /* TIM1 Capture Compare */
+ .word TIM2_IRQHandler /* TIM2 */
+ .word TIM3_IRQHandler /* TIM3 */
+ .word TIM4_IRQHandler /* TIM4 */
+ .word I2C1_EV_IRQHandler /* I2C1 Event */
+ .word I2C1_ER_IRQHandler /* I2C1 Error */
+ .word I2C2_EV_IRQHandler /* I2C2 Event */
+ .word I2C2_ER_IRQHandler /* I2C2 Error */
+ .word SPI1_IRQHandler /* SPI1 */
+ .word SPI2_IRQHandler /* SPI2 */
+ .word USART1_IRQHandler /* USART1 */
+ .word USART2_IRQHandler /* USART2 */
+ .word 0 /* Reserved */
+ .word EXTI15_10_IRQHandler /* External Line[15:10]s */
+ .word RTC_Alarm_IRQHandler /* RTC Alarm (A and B) through EXTI Line */
+ .word OTG_FS_WKUP_IRQHandler /* USB OTG FS Wakeup through EXTI line */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word DMA1_Stream7_IRQHandler /* DMA1 Stream7 */
+ .word 0 /* Reserved */
+ .word SDIO_IRQHandler /* SDIO */
+ .word TIM5_IRQHandler /* TIM5 */
+ .word SPI3_IRQHandler /* SPI3 */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word DMA2_Stream0_IRQHandler /* DMA2 Stream 0 */
+ .word DMA2_Stream1_IRQHandler /* DMA2 Stream 1 */
+ .word DMA2_Stream2_IRQHandler /* DMA2 Stream 2 */
+ .word DMA2_Stream3_IRQHandler /* DMA2 Stream 3 */
+ .word DMA2_Stream4_IRQHandler /* DMA2 Stream 4 */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word OTG_FS_IRQHandler /* USB OTG FS */
+ .word DMA2_Stream5_IRQHandler /* DMA2 Stream 5 */
+ .word DMA2_Stream6_IRQHandler /* DMA2 Stream 6 */
+ .word DMA2_Stream7_IRQHandler /* DMA2 Stream 7 */
+ .word USART6_IRQHandler /* USART6 */
+ .word I2C3_EV_IRQHandler /* I2C3 event */
+ .word I2C3_ER_IRQHandler /* I2C3 error */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word FPU_IRQHandler /* FPU */
+ .word 0 /* Reserved */
+ .word 0 /* Reserved */
+ .word SPI4_IRQHandler /* SPI4 */
+
+/*******************************************************************************
+*
+* Provide weak aliases for each Exception handler to the Default_Handler.
+* As they are weak aliases, any function with the same name will override
+* this definition.
+*
+*******************************************************************************/
+ .weak NMI_Handler
+ .thumb_set NMI_Handler,Default_Handler
+
+ .weak HardFault_Handler
+ .thumb_set HardFault_Handler,Default_Handler
+
+ .weak MemManage_Handler
+ .thumb_set MemManage_Handler,Default_Handler
+
+ .weak BusFault_Handler
+ .thumb_set BusFault_Handler,Default_Handler
+
+ .weak UsageFault_Handler
+ .thumb_set UsageFault_Handler,Default_Handler
+
+ .weak SVC_Handler
+ .thumb_set SVC_Handler,Default_Handler
+
+ .weak DebugMon_Handler
+ .thumb_set DebugMon_Handler,Default_Handler
+
+ .weak PendSV_Handler
+ .thumb_set PendSV_Handler,Default_Handler
+
+ .weak SysTick_Handler
+ .thumb_set SysTick_Handler,Default_Handler
+
+ .weak WWDG_IRQHandler
+ .thumb_set WWDG_IRQHandler,Default_Handler
+
+ .weak PVD_IRQHandler
+ .thumb_set PVD_IRQHandler,Default_Handler
+
+ .weak TAMP_STAMP_IRQHandler
+ .thumb_set TAMP_STAMP_IRQHandler,Default_Handler
+
+ .weak RTC_WKUP_IRQHandler
+ .thumb_set RTC_WKUP_IRQHandler,Default_Handler
+
+ .weak FLASH_IRQHandler
+ .thumb_set FLASH_IRQHandler,Default_Handler
+
+ .weak RCC_IRQHandler
+ .thumb_set RCC_IRQHandler,Default_Handler
+
+ .weak EXTI0_IRQHandler
+ .thumb_set EXTI0_IRQHandler,Default_Handler
+
+ .weak EXTI1_IRQHandler
+ .thumb_set EXTI1_IRQHandler,Default_Handler
+
+ .weak EXTI2_IRQHandler
+ .thumb_set EXTI2_IRQHandler,Default_Handler
+
+ .weak EXTI3_IRQHandler
+ .thumb_set EXTI3_IRQHandler,Default_Handler
+
+ .weak EXTI4_IRQHandler
+ .thumb_set EXTI4_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream0_IRQHandler
+ .thumb_set DMA1_Stream0_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream1_IRQHandler
+ .thumb_set DMA1_Stream1_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream2_IRQHandler
+ .thumb_set DMA1_Stream2_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream3_IRQHandler
+ .thumb_set DMA1_Stream3_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream4_IRQHandler
+ .thumb_set DMA1_Stream4_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream5_IRQHandler
+ .thumb_set DMA1_Stream5_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream6_IRQHandler
+ .thumb_set DMA1_Stream6_IRQHandler,Default_Handler
+
+ .weak ADC_IRQHandler
+ .thumb_set ADC_IRQHandler,Default_Handler
+
+ .weak EXTI9_5_IRQHandler
+ .thumb_set EXTI9_5_IRQHandler,Default_Handler
+
+ .weak TIM1_BRK_TIM9_IRQHandler
+ .thumb_set TIM1_BRK_TIM9_IRQHandler,Default_Handler
+
+ .weak TIM1_UP_TIM10_IRQHandler
+ .thumb_set TIM1_UP_TIM10_IRQHandler,Default_Handler
+
+ .weak TIM1_TRG_COM_TIM11_IRQHandler
+ .thumb_set TIM1_TRG_COM_TIM11_IRQHandler,Default_Handler
+
+ .weak TIM1_CC_IRQHandler
+ .thumb_set TIM1_CC_IRQHandler,Default_Handler
+
+ .weak TIM2_IRQHandler
+ .thumb_set TIM2_IRQHandler,Default_Handler
+
+ .weak TIM3_IRQHandler
+ .thumb_set TIM3_IRQHandler,Default_Handler
+
+ .weak TIM4_IRQHandler
+ .thumb_set TIM4_IRQHandler,Default_Handler
+
+ .weak I2C1_EV_IRQHandler
+ .thumb_set I2C1_EV_IRQHandler,Default_Handler
+
+ .weak I2C1_ER_IRQHandler
+ .thumb_set I2C1_ER_IRQHandler,Default_Handler
+
+ .weak I2C2_EV_IRQHandler
+ .thumb_set I2C2_EV_IRQHandler,Default_Handler
+
+ .weak I2C2_ER_IRQHandler
+ .thumb_set I2C2_ER_IRQHandler,Default_Handler
+
+ .weak SPI1_IRQHandler
+ .thumb_set SPI1_IRQHandler,Default_Handler
+
+ .weak SPI2_IRQHandler
+ .thumb_set SPI2_IRQHandler,Default_Handler
+
+ .weak USART1_IRQHandler
+ .thumb_set USART1_IRQHandler,Default_Handler
+
+ .weak USART2_IRQHandler
+ .thumb_set USART2_IRQHandler,Default_Handler
+
+ .weak EXTI15_10_IRQHandler
+ .thumb_set EXTI15_10_IRQHandler,Default_Handler
+
+ .weak RTC_Alarm_IRQHandler
+ .thumb_set RTC_Alarm_IRQHandler,Default_Handler
+
+ .weak OTG_FS_WKUP_IRQHandler
+ .thumb_set OTG_FS_WKUP_IRQHandler,Default_Handler
+
+ .weak DMA1_Stream7_IRQHandler
+ .thumb_set DMA1_Stream7_IRQHandler,Default_Handler
+
+ .weak SDIO_IRQHandler
+ .thumb_set SDIO_IRQHandler,Default_Handler
+
+ .weak TIM5_IRQHandler
+ .thumb_set TIM5_IRQHandler,Default_Handler
+
+ .weak SPI3_IRQHandler
+ .thumb_set SPI3_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream0_IRQHandler
+ .thumb_set DMA2_Stream0_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream1_IRQHandler
+ .thumb_set DMA2_Stream1_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream2_IRQHandler
+ .thumb_set DMA2_Stream2_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream3_IRQHandler
+ .thumb_set DMA2_Stream3_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream4_IRQHandler
+ .thumb_set DMA2_Stream4_IRQHandler,Default_Handler
+
+ .weak OTG_FS_IRQHandler
+ .thumb_set OTG_FS_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream5_IRQHandler
+ .thumb_set DMA2_Stream5_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream6_IRQHandler
+ .thumb_set DMA2_Stream6_IRQHandler,Default_Handler
+
+ .weak DMA2_Stream7_IRQHandler
+ .thumb_set DMA2_Stream7_IRQHandler,Default_Handler
+
+ .weak USART6_IRQHandler
+ .thumb_set USART6_IRQHandler,Default_Handler
+
+ .weak I2C3_EV_IRQHandler
+ .thumb_set I2C3_EV_IRQHandler,Default_Handler
+
+ .weak I2C3_ER_IRQHandler
+ .thumb_set I2C3_ER_IRQHandler,Default_Handler
+
+ .weak FPU_IRQHandler
+ .thumb_set FPU_IRQHandler,Default_Handler
+
+ .weak SPI4_IRQHandler
+ .thumb_set SPI4_IRQHandler,Default_Handler
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis.h
new file mode 100644
index 0000000000..f0c2b2a907
--- /dev/null
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis.h
@@ -0,0 +1,38 @@
+/* mbed Microcontroller Library
+ * A generic CMSIS include header
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#ifndef MBED_CMSIS_H
+#define MBED_CMSIS_H
+
+#include "stm32f4xx.h"
+#include "cmsis_nvic.h"
+
+#endif
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis_nvic.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis_nvic.c
new file mode 100644
index 0000000000..2da63fc9af
--- /dev/null
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis_nvic.c
@@ -0,0 +1,55 @@
+/* mbed Microcontroller Library
+ * CMSIS-style functionality to support dynamic vectors
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "cmsis_nvic.h"
+
+#define NVIC_RAM_VECTOR_ADDRESS (0x20000000) // Vectors positioned at start of RAM
+#define NVIC_FLASH_VECTOR_ADDRESS (0x08000000) // Initial vector position in flash
+
+void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) {
+ uint32_t *vectors = (uint32_t *)SCB->VTOR;
+ uint32_t i;
+
+ // Copy and switch to dynamic vectors if the first time called
+ if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) {
+ uint32_t *old_vectors = vectors;
+ vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
+ for (i=0; iVTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
+ }
+ vectors[IRQn + NVIC_USER_IRQ_OFFSET] = vector;
+}
+
+uint32_t NVIC_GetVector(IRQn_Type IRQn) {
+ uint32_t *vectors = (uint32_t*)SCB->VTOR;
+ return vectors[IRQn + NVIC_USER_IRQ_OFFSET];
+}
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis_nvic.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis_nvic.h
new file mode 100644
index 0000000000..4f3819fdeb
--- /dev/null
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/cmsis_nvic.h
@@ -0,0 +1,55 @@
+/* mbed Microcontroller Library
+ * CMSIS-style functionality to support dynamic vectors
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#ifndef MBED_CMSIS_NVIC_H
+#define MBED_CMSIS_NVIC_H
+
+// STM32F401RE
+// CORE: 16 vectors = 64 bytes from 0x00 to 0x3F
+// MCU Peripherals: 85 vectors = 340 bytes from 0x40 to ...
+// Total: 101 vectors = 404 bytes (0x194) to be reserved in RAM
+#define NVIC_NUM_VECTORS 101
+#define NVIC_USER_IRQ_OFFSET 16
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector);
+uint32_t NVIC_GetVector(IRQn_Type IRQn);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/hal_tick.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/hal_tick.c
new file mode 100644
index 0000000000..3230716f71
--- /dev/null
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/hal_tick.c
@@ -0,0 +1,123 @@
+/**
+ ******************************************************************************
+ * @file hal_tick.c
+ * @author MCD Application Team
+ * @brief Initialization of HAL tick
+ ******************************************************************************
+ * @attention
+ *
+ *
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+#include "hal_tick.h"
+
+TIM_HandleTypeDef TimMasterHandle;
+uint32_t PreviousVal = 0;
+
+void us_ticker_irq_handler(void);
+
+void timer_irq_handler(void) {
+ // Channel 1 for mbed timeout
+ if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC1) == SET) {
+ __HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
+ us_ticker_irq_handler();
+ }
+
+ // Channel 2 for HAL tick
+ if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC2) == SET) {
+ __HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
+ uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
+ if ((val - PreviousVal) >= HAL_TICK_DELAY) {
+ // Increment HAL variable
+ HAL_IncTick();
+ // Prepare next interrupt
+ __HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
+ PreviousVal = val;
+#if 0 // For DEBUG only
+ HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
+#endif
+ }
+ }
+}
+
+// Reconfigure the HAL tick using a standard timer instead of systick.
+HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) {
+ // Enable timer clock
+ TIM_MST_RCC;
+
+ // Reset timer
+ TIM_MST_RESET_ON;
+ TIM_MST_RESET_OFF;
+
+ // Update the SystemCoreClock variable
+ SystemCoreClockUpdate();
+
+ // Configure time base
+ TimMasterHandle.Instance = TIM_MST;
+ TimMasterHandle.Init.Period = 0xFFFFFFFF;
+ TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 µs tick
+ TimMasterHandle.Init.ClockDivision = 0;
+ TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
+ TimMasterHandle.Init.RepetitionCounter = 0;
+ HAL_TIM_OC_Init(&TimMasterHandle);
+
+ NVIC_SetVector(TIM_MST_IRQ, (uint32_t)timer_irq_handler);
+ NVIC_EnableIRQ(TIM_MST_IRQ);
+
+ // Channel 1 for mbed timeout
+ HAL_TIM_OC_Start(&TimMasterHandle, TIM_CHANNEL_1);
+
+ // Channel 2 for HAL tick
+ HAL_TIM_OC_Start(&TimMasterHandle, TIM_CHANNEL_2);
+ PreviousVal = __HAL_TIM_GetCounter(&TimMasterHandle);
+ __HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, PreviousVal + HAL_TICK_DELAY);
+ __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2);
+
+#if 0 // For DEBUG only
+ __GPIOB_CLK_ENABLE();
+ GPIO_InitTypeDef GPIO_InitStruct;
+ GPIO_InitStruct.Pin = GPIO_PIN_6;
+ GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+ GPIO_InitStruct.Pull = GPIO_PULLUP;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FAST;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+#endif
+
+ return HAL_OK;
+}
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/hal_tick.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/hal_tick.h
new file mode 100644
index 0000000000..2e6f01b8a6
--- /dev/null
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/hal_tick.h
@@ -0,0 +1,60 @@
+/**
+ ******************************************************************************
+ * @file hal_tick.h
+ * @author MCD Application Team
+ * @brief Initialization of HAL tick
+ ******************************************************************************
+ * @attention
+ *
+ *
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+#ifndef __HAL_TICK_H
+#define __HAL_TICK_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#include "stm32f4xx.h"
+#include "cmsis_nvic.h"
+
+#define TIM_MST TIM5
+#define TIM_MST_IRQ TIM5_IRQn
+#define TIM_MST_RCC __TIM5_CLK_ENABLE()
+
+#define TIM_MST_RESET_ON __TIM5_FORCE_RESET()
+#define TIM_MST_RESET_OFF __TIM5_RELEASE_RESET()
+
+#define HAL_TICK_DELAY (1000) // 1 ms
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __HAL_TICK_H
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/stm32f401xe.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/stm32f401xe.h
new file mode 100644
index 0000000000..4d55bea7dd
--- /dev/null
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_DISCO_F401VC/stm32f401xe.h
@@ -0,0 +1,4752 @@
+/**
+ ******************************************************************************
+ * @file stm32f401xe.h
+ * @author MCD Application Team
+ * @version V2.1.0
+ * @date 19-June-2014
+ * @brief CMSIS STM32F401xExx Device Peripheral Access Layer Header File.
+ *
+ * This file contains:
+ * - Data structures and the address mapping for all peripherals
+ * - Peripheral's registers declarations and bits definition
+ * - Macros to access peripheral’s registers hardware
+ *
+ ******************************************************************************
+ * @attention
+ *
+ *
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32f4xx_system
+ * @{
+ */
+
+/**
+ * @brief Define to prevent recursive inclusion
+ */
+#ifndef __SYSTEM_STM32F4XX_H
+#define __SYSTEM_STM32F4XX_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/** @addtogroup STM32F4xx_System_Includes
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @addtogroup STM32F4xx_System_Exported_types
+ * @{
+ */
+ /* This variable is updated in three ways:
+ 1) by calling CMSIS function SystemCoreClockUpdate()
+ 2) by calling HAL API function HAL_RCC_GetSysClockFreq()
+ 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
+ Note: If you use this function to configure the system clock; then there
+ is no need to call the 2 first functions listed above, since SystemCoreClock
+ variable is updated automatically.
+ */
+extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup STM32F4xx_System_Exported_Constants
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @addtogroup STM32F4xx_System_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @addtogroup STM32F4xx_System_Exported_Functions
+ * @{
+ */
+
+extern void SystemInit(void);
+extern void SystemCoreClockUpdate(void);
+extern void SetSysClock(void);
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*__SYSTEM_STM32F4XX_H */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralNames.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralNames.h
new file mode 100644
index 0000000000..4646bca9aa
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralNames.h
@@ -0,0 +1,80 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#ifndef MBED_PERIPHERALNAMES_H
+#define MBED_PERIPHERALNAMES_H
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+ ADC_1 = (int)ADC1_BASE
+} ADCName;
+
+typedef enum {
+ UART_1 = (int)USART1_BASE,
+ UART_2 = (int)USART2_BASE,
+ UART_6 = (int)USART6_BASE
+} UARTName;
+
+#define STDIO_UART_TX PA_2
+#define STDIO_UART_RX PA_3
+#define STDIO_UART UART_2
+
+typedef enum {
+ SPI_1 = (int)SPI1_BASE,
+ SPI_2 = (int)SPI2_BASE,
+ SPI_3 = (int)SPI3_BASE
+} SPIName;
+
+typedef enum {
+ I2C_1 = (int)I2C1_BASE,
+ I2C_2 = (int)I2C2_BASE,
+ I2C_3 = (int)I2C3_BASE
+} I2CName;
+
+typedef enum {
+ PWM_1 = (int)TIM1_BASE,
+ PWM_2 = (int)TIM2_BASE,
+ PWM_3 = (int)TIM3_BASE,
+ PWM_4 = (int)TIM4_BASE,
+ PWM_5 = (int)TIM5_BASE,
+ PWM_9 = (int)TIM9_BASE,
+ PWM_10 = (int)TIM10_BASE,
+ PWM_11 = (int)TIM11_BASE
+} PWMName;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralPins.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralPins.c
new file mode 100644
index 0000000000..fe5dd323c5
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralPins.c
@@ -0,0 +1,190 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#include "PeripheralPins.h"
+
+// =====
+// Note: Commented lines are alternative possibilities which are not used per default.
+// If you change them, you will have also to modify the corresponding xxx_api.c file
+// for pwmout, analogin, analogout, ...
+// =====
+
+//*** ADC ***
+
+const PinMap PinMap_ADC[] = {
+ {PA_0, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN0
+ {PA_1, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN1
+ {PA_2, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN2
+ {PA_3, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN3
+ {PA_4, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN4
+ {PA_5, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN5
+ {PA_6, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN6
+ {PA_7, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN7
+ {PB_0, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN8
+ {PB_1, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN9
+ {PC_0, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN10
+ {PC_1, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN11
+ {PC_2, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN12
+ {PC_3, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN13
+ {PC_4, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN14
+ {PC_5, ADC_1, STM_PIN_DATA(STM_MODE_ANALOG, GPIO_NOPULL, 0)}, // ADC1_IN15
+ {NC, NC, 0}
+};
+
+//*** I2C ***
+
+const PinMap PinMap_I2C_SDA[] = {
+ {PB_3, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF9_I2C2)},
+ {PB_4, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF9_I2C3)},
+ {PB_7, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+ {PB_9, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)}, // ARDUINO
+ {PC_9, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C3)},
+ {NC, NC, 0}
+};
+
+const PinMap PinMap_I2C_SCL[] = {
+ {PA_8, I2C_3, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C3)},
+ {PB_6, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+ {PB_8, I2C_1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)}, // ARDUINO
+ {PB_10, I2C_2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C2)},
+ {NC, NC, 0}
+};
+
+//*** PWM ***
+
+// TIM5 cannot be used because already used by the us_ticker
+const PinMap PinMap_PWM[] = {
+ {PA_0, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH1
+// {PA_0, PWM_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5)}, // TIM5_CH1
+ {PA_1, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH2
+// {PA_1, PWM_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5)}, // TIM5_CH2
+ {PA_2, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH3
+// {PA_2, PWM_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5)}, // TIM5_CH3
+// {PA_2, PWM_9, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9)}, // TIM9_CH1
+ {PA_3, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH4
+// {PA_3, PWM_5, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM5)}, // TIM5_CH4
+// {PA_3, PWM_9, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9)}, // TIM9_CH2
+ {PA_5, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH1
+ {PA_6, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH1
+ {PA_7, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH1N - ARDUINO
+// {PA_7, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH2 - ARDUINO
+ {PA_8, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH1
+ {PA_9, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH2
+ {PA_10, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH3
+ {PA_11, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH4
+ {PA_15, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH1
+
+ {PB_0, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH2N
+// {PB_0, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH3
+ {PB_1, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH3N
+// {PB_1, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH4
+ {PB_3, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH2 - ARDUINO
+ {PB_4, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH1 - ARDUINO
+ {PB_5, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH2
+ {PB_6, PWM_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4)}, // TIM4_CH1 - ARDUINO
+ {PB_7, PWM_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4)}, // TIM4_CH2
+ {PB_8, PWM_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4)}, // TIM4_CH3
+// {PB_8, PWM_10,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM10)}, // TIM10_CH1
+ {PB_9, PWM_4, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4)}, // TIM4_CH4
+// {PB_9, PWM_11,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM11)}, // TIM11_CH1
+ {PB_10, PWM_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2)}, // TIM2_CH3 - ARDUINO
+ {PB_13, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH1N
+ {PB_14, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH2N
+ {PB_15, PWM_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM1)}, // TIM1_CH3N
+
+ {PC_6, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH1
+ {PC_7, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH2 - ARDUINO
+ {PC_8, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH3
+ {PC_9, PWM_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3)}, // TIM3_CH4
+
+ {NC, NC, 0}
+};
+
+//*** SERIAL ***
+
+const PinMap PinMap_UART_TX[] = {
+ {PA_2, UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+ {PA_9, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PA_11, UART_6, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_USART6)},
+ {PB_6, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PC_6, UART_6, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_USART6)},
+ {NC, NC, 0}
+};
+
+const PinMap PinMap_UART_RX[] = {
+ {PA_3, UART_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+ {PA_10, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PA_12, UART_6, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_USART6)},
+ {PB_7, UART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PC_7, UART_6, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_USART6)},
+ {NC, NC, 0}
+};
+
+//*** SPI ***
+
+const PinMap PinMap_SPI_MOSI[] = {
+ {PA_7, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, // ARDUINO
+ {PB_5, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+// {PB_5, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+ {PB_15, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {PC_3, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {PC_12, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+ {NC, NC, 0}
+};
+
+const PinMap PinMap_SPI_MISO[] = {
+ {PA_6, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, // ARDUINO
+ {PB_4, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+// {PB_4, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+ {PB_14, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {PC_2, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {PC_11, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+ {NC, NC, 0}
+};
+
+const PinMap PinMap_SPI_SCLK[] = {
+ {PA_5, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, // ARDUINO
+ {PB_3, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+// {PB_3, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+ {PB_10, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {PB_13, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {PC_10, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF6_SPI3)},
+ {NC, NC, 0}
+};
+
+const PinMap PinMap_SPI_SSEL[] = {
+ {PA_4, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF5_SPI1)},
+// {PA_4, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF6_SPI3)},
+ {PA_15, SPI_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF5_SPI1)},
+// {PA_15, SPI_3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF6_SPI3)},
+ {PB_9, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF5_SPI2)},
+ {PB_12, SPI_2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF5_SPI2)},
+ {NC, NC, 0}
+};
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralPins.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralPins.h
new file mode 100644
index 0000000000..383d022e69
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PeripheralPins.h
@@ -0,0 +1,62 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#ifndef MBED_PERIPHERALPINS_H
+#define MBED_PERIPHERALPINS_H
+
+#include "pinmap.h"
+#include "PeripheralNames.h"
+
+//*** ADC ***
+
+extern const PinMap PinMap_ADC[];
+
+//*** I2C ***
+
+extern const PinMap PinMap_I2C_SDA[];
+extern const PinMap PinMap_I2C_SCL[];
+
+//*** PWM ***
+
+extern const PinMap PinMap_PWM[];
+
+//*** SERIAL ***
+
+extern const PinMap PinMap_UART_TX[];
+extern const PinMap PinMap_UART_RX[];
+
+//*** SPI ***
+
+extern const PinMap PinMap_SPI_MOSI[];
+extern const PinMap PinMap_SPI_MISO[];
+extern const PinMap PinMap_SPI_SCLK[];
+extern const PinMap PinMap_SPI_SSEL[];
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PinNames.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PinNames.h
new file mode 100644
index 0000000000..0683efed7a
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PinNames.h
@@ -0,0 +1,173 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#ifndef MBED_PINNAMES_H
+#define MBED_PINNAMES_H
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// See stm32f4xx_hal_gpio.h and stm32f4xx_hal_gpio_ex.h for values of MODE, PUPD and AFNUM
+#define STM_PIN_DATA(MODE, PUPD, AFNUM) ((int)(((AFNUM) << 7) | ((PUPD) << 4) | ((MODE) << 0)))
+#define STM_PIN_MODE(X) (((X) >> 0) & 0x0F)
+#define STM_PIN_PUPD(X) (((X) >> 4) & 0x07)
+#define STM_PIN_AFNUM(X) (((X) >> 7) & 0x0F)
+#define STM_MODE_INPUT (0)
+#define STM_MODE_OUTPUT_PP (1)
+#define STM_MODE_OUTPUT_OD (2)
+#define STM_MODE_AF_PP (3)
+#define STM_MODE_AF_OD (4)
+#define STM_MODE_ANALOG (5)
+#define STM_MODE_IT_RISING (6)
+#define STM_MODE_IT_FALLING (7)
+#define STM_MODE_IT_RISING_FALLING (8)
+#define STM_MODE_EVT_RISING (9)
+#define STM_MODE_EVT_FALLING (10)
+#define STM_MODE_EVT_RISING_FALLING (11)
+#define STM_MODE_IT_EVT_RESET (12)
+
+// High nibble = port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, 6=G, 7=H)
+// Low nibble = pin number
+#define STM_PORT(X) (((uint32_t)(X) >> 4) & 0xF)
+#define STM_PIN(X) ((uint32_t)(X) & 0xF)
+
+typedef enum {
+ PIN_INPUT,
+ PIN_OUTPUT
+} PinDirection;
+
+typedef enum {
+ PA_0 = 0x00,
+ PA_1 = 0x01,
+ PA_2 = 0x02,
+ PA_3 = 0x03,
+ PA_4 = 0x04,
+ PA_5 = 0x05,
+ PA_6 = 0x06,
+ PA_7 = 0x07,
+ PA_8 = 0x08,
+ PA_9 = 0x09,
+ PA_10 = 0x0A,
+ PA_11 = 0x0B,
+ PA_12 = 0x0C,
+ PA_13 = 0x0D,
+ PA_14 = 0x0E,
+ PA_15 = 0x0F,
+
+ PB_0 = 0x10,
+ PB_1 = 0x11,
+ PB_2 = 0x12,
+ PB_3 = 0x13,
+ PB_4 = 0x14,
+ PB_5 = 0x15,
+ PB_6 = 0x16,
+ PB_7 = 0x17,
+ PB_8 = 0x18,
+ PB_9 = 0x19,
+ PB_10 = 0x1A,
+ PB_12 = 0x1C,
+ PB_13 = 0x1D,
+ PB_14 = 0x1E,
+ PB_15 = 0x1F,
+
+ PC_0 = 0x20,
+ PC_1 = 0x21,
+ PC_2 = 0x22,
+ PC_3 = 0x23,
+ PC_4 = 0x24,
+ PC_5 = 0x25,
+ PC_6 = 0x26,
+ PC_7 = 0x27,
+ PC_8 = 0x28,
+ PC_9 = 0x29,
+ PC_10 = 0x2A,
+ PC_11 = 0x2B,
+ PC_12 = 0x2C,
+ PC_13 = 0x2D,
+ PC_14 = 0x2E,
+ PC_15 = 0x2F,
+
+ PD_0 = 0x30,
+ PD_1 = 0x31,
+ PD_2 = 0x32,
+ PD_3 = 0x33,
+ PD_4 = 0x34,
+ PD_5 = 0x35,
+ PD_6 = 0x36,
+ PD_7 = 0x37,
+ PD_8 = 0x38,
+ PD_9 = 0x39,
+ PD_10 = 0x3A,
+ PD_11 = 0x3B,
+ PD_12 = 0x3C,
+ PD_13 = 0x3D,
+ PD_14 = 0x3E,
+ PD_15 = 0x3F,
+
+ PH_0 = 0x70,
+ PH_1 = 0x71,
+
+ // Generic signals namings
+ LED1 = PD_12,
+ LED2 = PD_13,
+ LED3 = PD_14,
+ LED4 = PD_15,
+ USER_BUTTON = PA_0,
+ SERIAL_TX = PA_2,
+ SERIAL_RX = PA_3,
+ USBTX = PA_2,
+ USBRX = PA_3,
+ I2C_SCL = PB_8,
+ I2C_SDA = PB_9,
+ SPI_MOSI = PA_7,
+ SPI_MISO = PA_6,
+ SPI_SCK = PA_5,
+ SPI_CS = PB_6,
+ PWM_OUT = PB_3,
+
+ // Not connected
+ NC = (int)0xFFFFFFFF
+} PinName;
+
+typedef enum {
+ PullNone = 0,
+ PullUp = 1,
+ PullDown = 2,
+ OpenDrain = 3,
+ PullDefault = PullNone
+} PinMode;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PortNames.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PortNames.h
new file mode 100644
index 0000000000..d521cd49ce
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/PortNames.h
@@ -0,0 +1,49 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#ifndef MBED_PORTNAMES_H
+#define MBED_PORTNAMES_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+ PortA = 0,
+ PortB = 1,
+ PortC = 2,
+ PortD = 3,
+ PortE = 4,
+ PortH = 7
+} PortName;
+
+#ifdef __cplusplus
+}
+#endif
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/analogin_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/analogin_api.c
new file mode 100644
index 0000000000..6750ad2751
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/analogin_api.c
@@ -0,0 +1,169 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "mbed_assert.h"
+#include "analogin_api.h"
+
+#if DEVICE_ANALOGIN
+
+#include "wait_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+#include "PeripheralPins.h"
+
+ADC_HandleTypeDef AdcHandle;
+
+int adc_inited = 0;
+
+void analogin_init(analogin_t *obj, PinName pin)
+{
+ // Get the peripheral name from the pin and assign it to the object
+ obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
+ MBED_ASSERT(obj->adc != (ADCName)NC);
+
+ // Configure GPIO
+ pinmap_pinout(pin, PinMap_ADC);
+
+ // Save pin number for the read function
+ obj->pin = pin;
+
+ // The ADC initialization is done once
+ if (adc_inited == 0) {
+ adc_inited = 1;
+
+ // Enable ADC clock
+ __ADC1_CLK_ENABLE();
+
+ // Configure ADC
+ AdcHandle.Instance = (ADC_TypeDef *)(obj->adc);
+ AdcHandle.Init.ClockPrescaler = ADC_CLOCKPRESCALER_PCLK_DIV2;
+ AdcHandle.Init.Resolution = ADC_RESOLUTION12b;
+ AdcHandle.Init.ScanConvMode = DISABLE;
+ AdcHandle.Init.ContinuousConvMode = DISABLE;
+ AdcHandle.Init.DiscontinuousConvMode = DISABLE;
+ AdcHandle.Init.NbrOfDiscConversion = 0;
+ AdcHandle.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
+ AdcHandle.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T1_CC1;
+ AdcHandle.Init.DataAlign = ADC_DATAALIGN_RIGHT;
+ AdcHandle.Init.NbrOfConversion = 1;
+ AdcHandle.Init.DMAContinuousRequests = DISABLE;
+ AdcHandle.Init.EOCSelection = DISABLE;
+ HAL_ADC_Init(&AdcHandle);
+ }
+}
+
+static inline uint16_t adc_read(analogin_t *obj)
+{
+ ADC_ChannelConfTypeDef sConfig;
+
+ AdcHandle.Instance = (ADC_TypeDef *)(obj->adc);
+
+ // Configure ADC channel
+ sConfig.Rank = 1;
+ sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
+ sConfig.Offset = 0;
+
+ switch (obj->pin) {
+ case PA_0:
+ sConfig.Channel = ADC_CHANNEL_0;
+ break;
+ case PA_1:
+ sConfig.Channel = ADC_CHANNEL_1;
+ break;
+ case PA_2:
+ sConfig.Channel = ADC_CHANNEL_2;
+ break;
+ case PA_3:
+ sConfig.Channel = ADC_CHANNEL_3;
+ break;
+ case PA_4:
+ sConfig.Channel = ADC_CHANNEL_4;
+ break;
+ case PA_5:
+ sConfig.Channel = ADC_CHANNEL_5;
+ break;
+ case PA_6:
+ sConfig.Channel = ADC_CHANNEL_6;
+ break;
+ case PA_7:
+ sConfig.Channel = ADC_CHANNEL_7;
+ break;
+ case PB_0:
+ sConfig.Channel = ADC_CHANNEL_8;
+ break;
+ case PB_1:
+ sConfig.Channel = ADC_CHANNEL_9;
+ break;
+ case PC_0:
+ sConfig.Channel = ADC_CHANNEL_10;
+ break;
+ case PC_1:
+ sConfig.Channel = ADC_CHANNEL_11;
+ break;
+ case PC_2:
+ sConfig.Channel = ADC_CHANNEL_12;
+ break;
+ case PC_3:
+ sConfig.Channel = ADC_CHANNEL_13;
+ break;
+ case PC_4:
+ sConfig.Channel = ADC_CHANNEL_14;
+ break;
+ case PC_5:
+ sConfig.Channel = ADC_CHANNEL_15;
+ break;
+ default:
+ return 0;
+ }
+
+ HAL_ADC_ConfigChannel(&AdcHandle, &sConfig);
+
+ HAL_ADC_Start(&AdcHandle); // Start conversion
+
+ // Wait end of conversion and get value
+ if (HAL_ADC_PollForConversion(&AdcHandle, 10) == HAL_OK) {
+ return (HAL_ADC_GetValue(&AdcHandle));
+ } else {
+ return 0;
+ }
+}
+
+uint16_t analogin_read_u16(analogin_t *obj)
+{
+ uint16_t value = adc_read(obj);
+ // 12-bit to 16-bit conversion
+ value = ((value << 4) & (uint16_t)0xFFF0) | ((value >> 8) & (uint16_t)0x000F);
+ return value;
+}
+
+float analogin_read(analogin_t *obj)
+{
+ uint16_t value = adc_read(obj);
+ return (float)value * (1.0f / (float)0xFFF); // 12 bits range
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/device.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/device.h
new file mode 100644
index 0000000000..57a7aa227d
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/device.h
@@ -0,0 +1,70 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#ifndef MBED_DEVICE_H
+#define MBED_DEVICE_H
+
+#define DEVICE_PORTIN 1
+#define DEVICE_PORTOUT 1
+#define DEVICE_PORTINOUT 1
+
+#define DEVICE_INTERRUPTIN 1
+
+#define DEVICE_ANALOGIN 1
+#define DEVICE_ANALOGOUT 0 // Not present on this device
+
+#define DEVICE_SERIAL 1
+
+#define DEVICE_I2C 1
+#define DEVICE_I2CSLAVE 1
+
+#define DEVICE_SPI 1
+#define DEVICE_SPISLAVE 1
+
+#define DEVICE_RTC 1
+
+#define DEVICE_PWMOUT 1
+
+#define DEVICE_SLEEP 1
+
+//=======================================
+
+#define DEVICE_SEMIHOST 0
+#define DEVICE_LOCALFILESYSTEM 0
+#define DEVICE_ID_LENGTH 24
+
+#define DEVICE_DEBUG_AWARENESS 0
+
+#define DEVICE_STDIO_MESSAGES 1
+
+#define DEVICE_ERROR_RED 0
+
+#include "objects.h"
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_api.c
new file mode 100644
index 0000000000..df6fd9c1f7
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_api.c
@@ -0,0 +1,77 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "mbed_assert.h"
+#include "gpio_api.h"
+#include "pinmap.h"
+#include "mbed_error.h"
+
+extern uint32_t Set_GPIO_Clock(uint32_t port_idx);
+
+uint32_t gpio_set(PinName pin)
+{
+ MBED_ASSERT(pin != (PinName)NC);
+
+ pin_function(pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ return (uint32_t)(1 << ((uint32_t)pin & 0xF)); // Return the pin mask
+}
+
+void gpio_init(gpio_t *obj, PinName pin)
+{
+ obj->pin = pin;
+ if (pin == (PinName)NC)
+ return;
+
+ uint32_t port_index = STM_PORT(pin);
+
+ // Enable GPIO clock
+ uint32_t gpio_add = Set_GPIO_Clock(port_index);
+ GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
+
+ // Fill GPIO object structure for future use
+ obj->mask = gpio_set(pin);
+ obj->reg_in = &gpio->IDR;
+ obj->reg_set = &gpio->BSRRL;
+ obj->reg_clr = &gpio->BSRRH;
+}
+
+void gpio_mode(gpio_t *obj, PinMode mode)
+{
+ pin_mode(obj->pin, mode);
+}
+
+void gpio_dir(gpio_t *obj, PinDirection direction)
+{
+ MBED_ASSERT(obj->pin != (PinName)NC);
+ if (direction == PIN_OUTPUT) {
+ pin_function(obj->pin, STM_PIN_DATA(STM_MODE_OUTPUT_PP, GPIO_NOPULL, 0));
+ } else { // PIN_INPUT
+ pin_function(obj->pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ }
+}
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_irq_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_irq_api.c
new file mode 100644
index 0000000000..6eef7bf8a9
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_irq_api.c
@@ -0,0 +1,332 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include
+#include "cmsis.h"
+#include "gpio_irq_api.h"
+#include "pinmap.h"
+#include "mbed_error.h"
+
+#define EDGE_NONE (0)
+#define EDGE_RISE (1)
+#define EDGE_FALL (2)
+#define EDGE_BOTH (3)
+
+// Number of EXTI irq vectors (EXTI0, EXTI1, EXTI2, EXTI3, EXTI4, EXTI5_9, EXTI10_15)
+#define CHANNEL_NUM (7)
+
+// Max pins for one line (max with EXTI10_15)
+#define MAX_PIN_LINE (6)
+
+typedef struct gpio_channel {
+ uint32_t pin_mask; // bitmask representing which pins are configured for receiving interrupts
+ uint32_t channel_ids[MAX_PIN_LINE]; // mbed "gpio_irq_t gpio_irq" field of instance
+ uint32_t channel_gpio[MAX_PIN_LINE]; // base address of gpio port group
+ uint32_t channel_pin[MAX_PIN_LINE]; // pin number in port group
+} gpio_channel_t;
+
+static gpio_channel_t channels[CHANNEL_NUM] = {
+ {.pin_mask = 0},
+ {.pin_mask = 0},
+ {.pin_mask = 0},
+ {.pin_mask = 0},
+ {.pin_mask = 0},
+ {.pin_mask = 0},
+ {.pin_mask = 0}
+};
+
+// Used to return the index for channels array.
+static uint32_t pin_base_nr[16] = {
+ // EXTI0
+ 0, // pin 0
+ // EXTI1
+ 0, // pin 1
+ // EXTI2
+ 0, // pin 2
+ // EXTI3
+ 0, // pin 3
+ // EXTI4
+ 0, // pin 4
+ // EXTI5_9
+ 0, // pin 5
+ 1, // pin 6
+ 2, // pin 7
+ 3, // pin 8
+ 4, // pin 9
+ // EXTI10_15
+ 0, // pin 10
+ 1, // pin 11
+ 2, // pin 12
+ 3, // pin 13
+ 4, // pin 14
+ 5 // pin 15
+};
+
+static gpio_irq_handler irq_handler;
+
+static void handle_interrupt_in(uint32_t irq_index, uint32_t max_num_pin_line)
+{
+ gpio_channel_t *gpio_channel = &channels[irq_index];
+ uint32_t gpio_idx;
+
+ for (gpio_idx = 0; gpio_idx < max_num_pin_line; gpio_idx++) {
+ uint32_t current_mask = (1 << gpio_idx);
+
+ if (gpio_channel->pin_mask & current_mask) {
+ // Retrieve the gpio and pin that generate the irq
+ GPIO_TypeDef *gpio = (GPIO_TypeDef *)(gpio_channel->channel_gpio[gpio_idx]);
+ uint32_t pin = (uint32_t)(1 << (gpio_channel->channel_pin[gpio_idx]));
+
+ // Clear interrupt flag
+ if (__HAL_GPIO_EXTI_GET_FLAG(pin) != RESET) {
+ __HAL_GPIO_EXTI_CLEAR_FLAG(pin);
+
+ if (gpio_channel->channel_ids[gpio_idx] == 0) continue;
+
+ // Check which edge has generated the irq
+ if ((gpio->IDR & pin) == 0) {
+ irq_handler(gpio_channel->channel_ids[gpio_idx], IRQ_FALL);
+ } else {
+ irq_handler(gpio_channel->channel_ids[gpio_idx], IRQ_RISE);
+ }
+ }
+ }
+ }
+}
+
+// EXTI line 0
+static void gpio_irq0(void)
+{
+ handle_interrupt_in(0, 1);
+}
+
+// EXTI line 1
+static void gpio_irq1(void)
+{
+ handle_interrupt_in(1, 1);
+}
+
+// EXTI line 2
+static void gpio_irq2(void)
+{
+ handle_interrupt_in(2, 1);
+}
+
+// EXTI line 3
+static void gpio_irq3(void)
+{
+ handle_interrupt_in(3, 1);
+}
+
+// EXTI line 4
+static void gpio_irq4(void)
+{
+ handle_interrupt_in(4, 1);
+}
+
+// EXTI lines 5 to 9
+static void gpio_irq5(void)
+{
+ handle_interrupt_in(5, 5);
+}
+
+// EXTI lines 10 to 15
+static void gpio_irq6(void)
+{
+ handle_interrupt_in(6, 6);
+}
+
+extern uint32_t Set_GPIO_Clock(uint32_t port_idx);
+
+int gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id)
+{
+ IRQn_Type irq_n = (IRQn_Type)0;
+ uint32_t vector = 0;
+ uint32_t irq_index;
+ gpio_channel_t *gpio_channel;
+ uint32_t gpio_idx;
+
+ if (pin == NC) return -1;
+
+ uint32_t port_index = STM_PORT(pin);
+ uint32_t pin_index = STM_PIN(pin);
+
+ // Select irq number and interrupt routine
+ switch (pin_index) {
+ case 0:
+ irq_n = EXTI0_IRQn;
+ vector = (uint32_t)&gpio_irq0;
+ irq_index = 0;
+ break;
+ case 1:
+ irq_n = EXTI1_IRQn;
+ vector = (uint32_t)&gpio_irq1;
+ irq_index = 1;
+ break;
+ case 2:
+ irq_n = EXTI2_IRQn;
+ vector = (uint32_t)&gpio_irq2;
+ irq_index = 2;
+ break;
+ case 3:
+ irq_n = EXTI3_IRQn;
+ vector = (uint32_t)&gpio_irq3;
+ irq_index = 3;
+ break;
+ case 4:
+ irq_n = EXTI4_IRQn;
+ vector = (uint32_t)&gpio_irq4;
+ irq_index = 4;
+ break;
+ case 5:
+ case 6:
+ case 7:
+ case 8:
+ case 9:
+ irq_n = EXTI9_5_IRQn;
+ vector = (uint32_t)&gpio_irq5;
+ irq_index = 5;
+ break;
+ case 10:
+ case 11:
+ case 12:
+ case 13:
+ case 14:
+ case 15:
+ irq_n = EXTI15_10_IRQn;
+ vector = (uint32_t)&gpio_irq6;
+ irq_index = 6;
+ break;
+ default:
+ error("InterruptIn error: pin not supported.\n");
+ return -1;
+ }
+
+ // Enable GPIO clock
+ uint32_t gpio_add = Set_GPIO_Clock(port_index);
+
+ // Configure GPIO
+ pin_function(pin, STM_PIN_DATA(STM_MODE_IT_FALLING, GPIO_NOPULL, 0));
+
+ // Enable EXTI interrupt
+ NVIC_SetVector(irq_n, vector);
+ NVIC_EnableIRQ(irq_n);
+
+ // Save informations for future use
+ obj->irq_n = irq_n;
+ obj->irq_index = irq_index;
+ obj->event = EDGE_NONE;
+ obj->pin = pin;
+
+ gpio_channel = &channels[irq_index];
+ gpio_idx = pin_base_nr[pin_index];
+ gpio_channel->pin_mask |= (1 << gpio_idx);
+ gpio_channel->channel_ids[gpio_idx] = id;
+ gpio_channel->channel_gpio[gpio_idx] = gpio_add;
+ gpio_channel->channel_pin[gpio_idx] = pin_index;
+
+ irq_handler = handler;
+
+ return 0;
+}
+
+void gpio_irq_free(gpio_irq_t *obj)
+{
+ gpio_channel_t *gpio_channel = &channels[obj->irq_index];
+ uint32_t pin_index = STM_PIN(obj->pin);
+ uint32_t gpio_idx = pin_base_nr[pin_index];
+
+ gpio_channel->pin_mask &= ~(1 << gpio_idx);
+ gpio_channel->channel_ids[gpio_idx] = 0;
+ gpio_channel->channel_gpio[gpio_idx] = 0;
+ gpio_channel->channel_pin[gpio_idx] = 0;
+
+ // Disable EXTI line
+ pin_function(obj->pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ obj->event = EDGE_NONE;
+}
+
+void gpio_irq_set(gpio_irq_t *obj, gpio_irq_event event, uint32_t enable)
+{
+ uint32_t mode = STM_MODE_IT_EVT_RESET;
+ uint32_t pull = GPIO_NOPULL;
+
+ if (enable) {
+ if (event == IRQ_RISE) {
+ if ((obj->event == EDGE_FALL) || (obj->event == EDGE_BOTH)) {
+ mode = STM_MODE_IT_RISING_FALLING;
+ obj->event = EDGE_BOTH;
+ } else { // NONE or RISE
+ mode = STM_MODE_IT_RISING;
+ obj->event = EDGE_RISE;
+ }
+ }
+ if (event == IRQ_FALL) {
+ if ((obj->event == EDGE_RISE) || (obj->event == EDGE_BOTH)) {
+ mode = STM_MODE_IT_RISING_FALLING;
+ obj->event = EDGE_BOTH;
+ } else { // NONE or FALL
+ mode = STM_MODE_IT_FALLING;
+ obj->event = EDGE_FALL;
+ }
+ }
+ } else { // Disable
+ if (event == IRQ_RISE) {
+ if ((obj->event == EDGE_FALL) || (obj->event == EDGE_BOTH)) {
+ mode = STM_MODE_IT_FALLING;
+ obj->event = EDGE_FALL;
+ } else { // NONE or RISE
+ mode = STM_MODE_IT_EVT_RESET;
+ obj->event = EDGE_NONE;
+ }
+ }
+ if (event == IRQ_FALL) {
+ if ((obj->event == EDGE_RISE) || (obj->event == EDGE_BOTH)) {
+ mode = STM_MODE_IT_RISING;
+ obj->event = EDGE_RISE;
+ } else { // NONE or FALL
+ mode = STM_MODE_IT_EVT_RESET;
+ obj->event = EDGE_NONE;
+ }
+ }
+ }
+
+ pin_function(obj->pin, STM_PIN_DATA(mode, pull, 0));
+}
+
+void gpio_irq_enable(gpio_irq_t *obj)
+{
+ NVIC_EnableIRQ(obj->irq_n);
+}
+
+void gpio_irq_disable(gpio_irq_t *obj)
+{
+ NVIC_DisableIRQ(obj->irq_n);
+ obj->event = EDGE_NONE;
+}
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_object.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_object.h
new file mode 100644
index 0000000000..5569efc465
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/gpio_object.h
@@ -0,0 +1,71 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#ifndef MBED_GPIO_OBJECT_H
+#define MBED_GPIO_OBJECT_H
+
+#include "mbed_assert.h"
+#include "cmsis.h"
+#include "PortNames.h"
+#include "PeripheralNames.h"
+#include "PinNames.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+ PinName pin;
+ uint32_t mask;
+ __IO uint32_t *reg_in;
+ __IO uint16_t *reg_set;
+ __IO uint16_t *reg_clr;
+} gpio_t;
+
+static inline void gpio_write(gpio_t *obj, int value)
+{
+ MBED_ASSERT(obj->pin != (PinName)NC);
+ if (value) {
+ *obj->reg_set = obj->mask;
+ } else {
+ *obj->reg_clr = obj->mask;
+ }
+}
+
+static inline int gpio_read(gpio_t *obj)
+{
+ MBED_ASSERT(obj->pin != (PinName)NC);
+ return ((*obj->reg_in & obj->mask) ? 1 : 0);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/i2c_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/i2c_api.c
new file mode 100644
index 0000000000..868ffd3d12
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/i2c_api.c
@@ -0,0 +1,495 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "mbed_assert.h"
+#include "i2c_api.h"
+
+#if DEVICE_I2C
+
+#include "cmsis.h"
+#include "pinmap.h"
+#include "PeripheralPins.h"
+
+/* Timeout values for flags and events waiting loops. These timeouts are
+ not based on accurate values, they just guarantee that the application will
+ not remain stuck if the I2C communication is corrupted. */
+#define FLAG_TIMEOUT ((int)0x1000)
+#define LONG_TIMEOUT ((int)0x8000)
+
+I2C_HandleTypeDef I2cHandle;
+
+int i2c1_inited = 0;
+int i2c2_inited = 0;
+int i2c3_inited = 0;
+
+void i2c_init(i2c_t *obj, PinName sda, PinName scl)
+{
+ // Determine the I2C to use
+ I2CName i2c_sda = (I2CName)pinmap_peripheral(sda, PinMap_I2C_SDA);
+ I2CName i2c_scl = (I2CName)pinmap_peripheral(scl, PinMap_I2C_SCL);
+
+ obj->i2c = (I2CName)pinmap_merge(i2c_sda, i2c_scl);
+ MBED_ASSERT(obj->i2c != (I2CName)NC);
+
+ // Enable I2C1 clock and pinout if not done
+ if ((obj->i2c == I2C_1) && !i2c1_inited) {
+ i2c1_inited = 1;
+ __I2C1_CLK_ENABLE();
+ // Configure I2C pins
+ pinmap_pinout(sda, PinMap_I2C_SDA);
+ pinmap_pinout(scl, PinMap_I2C_SCL);
+ pin_mode(sda, OpenDrain);
+ pin_mode(scl, OpenDrain);
+ }
+ // Enable I2C2 clock and pinout if not done
+ if ((obj->i2c == I2C_2) && !i2c2_inited) {
+ i2c2_inited = 1;
+ __I2C2_CLK_ENABLE();
+ // Configure I2C pins
+ pinmap_pinout(sda, PinMap_I2C_SDA);
+ pinmap_pinout(scl, PinMap_I2C_SCL);
+ pin_mode(sda, OpenDrain);
+ pin_mode(scl, OpenDrain);
+ }
+ // Enable I2C3 clock and pinout if not done
+ if ((obj->i2c == I2C_3) && !i2c3_inited) {
+ i2c3_inited = 1;
+ __I2C3_CLK_ENABLE();
+ // Configure I2C pins
+ pinmap_pinout(sda, PinMap_I2C_SDA);
+ pinmap_pinout(scl, PinMap_I2C_SCL);
+ pin_mode(sda, OpenDrain);
+ pin_mode(scl, OpenDrain);
+ }
+
+ // Reset to clear pending flags if any
+ i2c_reset(obj);
+
+ // I2C configuration
+ i2c_frequency(obj, 100000); // 100 kHz per default
+
+ // I2C master by default
+ obj->slave = 0;
+}
+
+void i2c_frequency(i2c_t *obj, int hz)
+{
+ MBED_ASSERT((hz != 0) && (hz <= 400000));
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+ int timeout;
+
+ // wait before init
+ timeout = LONG_TIMEOUT;
+ while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY)) && (timeout-- != 0));
+
+ // I2C configuration
+ I2cHandle.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
+ I2cHandle.Init.ClockSpeed = hz;
+ I2cHandle.Init.DualAddressMode = I2C_DUALADDRESS_DISABLED;
+ I2cHandle.Init.DutyCycle = I2C_DUTYCYCLE_2;
+ I2cHandle.Init.GeneralCallMode = I2C_GENERALCALL_DISABLED;
+ I2cHandle.Init.NoStretchMode = I2C_NOSTRETCH_DISABLED;
+ I2cHandle.Init.OwnAddress1 = 0;
+ I2cHandle.Init.OwnAddress2 = 0;
+ HAL_I2C_Init(&I2cHandle);
+ if (obj->slave) {
+ /* Enable Address Acknowledge */
+ I2cHandle.Instance->CR1 |= I2C_CR1_ACK;
+ }
+
+}
+
+inline int i2c_start(i2c_t *obj)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+ int timeout;
+
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+
+ // Clear Acknowledge failure flag
+ __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_AF);
+
+ // Generate the START condition
+ i2c->CR1 |= I2C_CR1_START;
+
+ // Wait the START condition has been correctly sent
+ timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_SB) == RESET) {
+ if ((timeout--) == 0) {
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+inline int i2c_stop(i2c_t *obj)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+
+ // Generate the STOP condition
+ i2c->CR1 |= I2C_CR1_STOP;
+
+ return 0;
+}
+
+int i2c_read(i2c_t *obj, int address, char *data, int length, int stop)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+ int timeout;
+ int count;
+ int value;
+
+ i2c_start(obj);
+
+ // Wait until SB flag is set
+ timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_SB) == RESET) {
+ timeout--;
+ if (timeout == 0) {
+ return -1;
+ }
+ }
+
+ i2c->DR = __HAL_I2C_7BIT_ADD_READ(address);
+
+
+ // Wait address is acknowledged
+ timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_ADDR) == RESET) {
+ timeout--;
+ if (timeout == 0) {
+ return -1;
+ }
+ }
+ __HAL_I2C_CLEAR_ADDRFLAG(&I2cHandle);
+
+ // Read all bytes except last one
+ for (count = 0; count < (length - 1); count++) {
+ value = i2c_byte_read(obj, 0);
+ data[count] = (char)value;
+ }
+
+ // If not repeated start, send stop.
+ // Warning: must be done BEFORE the data is read.
+ if (stop) {
+ i2c_stop(obj);
+ }
+
+ // Read the last byte
+ value = i2c_byte_read(obj, 1);
+ data[count] = (char)value;
+
+ return length;
+}
+
+int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+ int timeout;
+ int count;
+
+ i2c_start(obj);
+
+ // Wait until SB flag is set
+ timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_SB) == RESET) {
+ timeout--;
+ if (timeout == 0) {
+ return -1;
+ }
+ }
+
+ i2c->DR = __HAL_I2C_7BIT_ADD_WRITE(address);
+
+
+ // Wait address is acknowledged
+ timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_ADDR) == RESET) {
+ timeout--;
+ if (timeout == 0) {
+ return -1;
+ }
+ }
+ __HAL_I2C_CLEAR_ADDRFLAG(&I2cHandle);
+
+ for (count = 0; count < length; count++) {
+ if (i2c_byte_write(obj, data[count]) != 1) {
+ i2c_stop(obj);
+ return -1;
+ }
+ }
+
+ // If not repeated start, send stop.
+ if (stop) {
+ i2c_stop(obj);
+ }
+
+ return count;
+}
+
+int i2c_byte_read(i2c_t *obj, int last)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+ int timeout;
+
+ if (last) {
+ // Don't acknowledge the last byte
+ i2c->CR1 &= ~I2C_CR1_ACK;
+ } else {
+ // Acknowledge the byte
+ i2c->CR1 |= I2C_CR1_ACK;
+ }
+
+ // Wait until the byte is received
+ timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_RXNE) == RESET) {
+ if ((timeout--) == 0) {
+ return -1;
+ }
+ }
+
+ return (int)i2c->DR;
+}
+
+int i2c_byte_write(i2c_t *obj, int data)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+ int timeout;
+
+ i2c->DR = (uint8_t)data;
+
+ // Wait until the byte is transmitted
+ timeout = FLAG_TIMEOUT;
+ while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_TXE) == RESET) &&
+ (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BTF) == RESET)) {
+ if ((timeout--) == 0) {
+ return 0;
+ }
+ }
+
+ return 1;
+}
+
+void i2c_reset(i2c_t *obj)
+{
+ int timeout;
+
+ // wait before reset
+ timeout = LONG_TIMEOUT;
+ while ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY)) && (timeout-- != 0));
+
+ if (obj->i2c == I2C_1) {
+ __I2C1_FORCE_RESET();
+ __I2C1_RELEASE_RESET();
+ }
+ if (obj->i2c == I2C_2) {
+ __I2C2_FORCE_RESET();
+ __I2C2_RELEASE_RESET();
+ }
+ if (obj->i2c == I2C_3) {
+ __I2C3_FORCE_RESET();
+ __I2C3_RELEASE_RESET();
+ }
+}
+
+#if DEVICE_I2CSLAVE
+
+void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask)
+{
+ I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
+ uint16_t tmpreg = 0;
+
+ // Get the old register value
+ tmpreg = i2c->OAR1;
+ // Reset address bits
+ tmpreg &= 0xFC00;
+ // Set new address
+ tmpreg |= (uint16_t)((uint16_t)address & (uint16_t)0x00FE); // 7-bits
+ // Store the new register value
+ i2c->OAR1 = tmpreg;
+}
+
+void i2c_slave_mode(i2c_t *obj, int enable_slave)
+{
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+ if (enable_slave) {
+ obj->slave = 1;
+ /* Enable Address Acknowledge */
+ I2cHandle.Instance->CR1 |= I2C_CR1_ACK;
+ }
+}
+
+// See I2CSlave.h
+#define NoData 0 // the slave has not been addressed
+#define ReadAddressed 1 // the master has requested a read from this slave (slave = transmitter)
+#define WriteGeneral 2 // the master is writing to all slave
+#define WriteAddressed 3 // the master is writing to this slave (slave = receiver)
+
+int i2c_slave_receive(i2c_t *obj)
+{
+ int retValue = NoData;
+
+ if (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY) == 1) {
+ if (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_ADDR) == 1) {
+ if (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_TRA) == 1)
+ retValue = ReadAddressed;
+ else
+ retValue = WriteAddressed;
+
+ __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_ADDR);
+ }
+ }
+
+ return (retValue);
+}
+
+int i2c_slave_read(i2c_t *obj, char *data, int length)
+{
+ uint32_t Timeout;
+ int size = 0;
+
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+
+ while (length > 0) {
+ /* Wait until RXNE flag is set */
+ // Wait until the byte is received
+ Timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_RXNE) == RESET) {
+ Timeout--;
+ if (Timeout == 0) {
+ return -1;
+ }
+ }
+
+ /* Read data from DR */
+ (*data++) = I2cHandle.Instance->DR;
+ length--;
+ size++;
+
+ if ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BTF) == SET) && (length != 0)) {
+ /* Read data from DR */
+ (*data++) = I2cHandle.Instance->DR;
+ length--;
+ size++;
+ }
+ }
+
+ /* Wait until STOP flag is set */
+ Timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_STOPF) == RESET) {
+ Timeout--;
+ if (Timeout == 0) {
+ return -1;
+ }
+ }
+
+ /* Clear STOP flag */
+ __HAL_I2C_CLEAR_STOPFLAG(&I2cHandle);
+
+ /* Wait until BUSY flag is reset */
+ Timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY) == SET) {
+ Timeout--;
+ if (Timeout == 0) {
+ return -1;
+ }
+ }
+
+ return size;
+}
+
+int i2c_slave_write(i2c_t *obj, const char *data, int length)
+{
+ uint32_t Timeout;
+ int size = 0;
+
+ I2cHandle.Instance = (I2C_TypeDef *)(obj->i2c);
+
+ while (length > 0) {
+ /* Wait until TXE flag is set */
+ Timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_TXE) == RESET) {
+ Timeout--;
+ if (Timeout == 0) {
+ return -1;
+ }
+ }
+
+
+ /* Write data to DR */
+ I2cHandle.Instance->DR = (*data++);
+ length--;
+ size++;
+
+ if ((__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BTF) == SET) && (length != 0)) {
+ /* Write data to DR */
+ I2cHandle.Instance->DR = (*data++);
+ length--;
+ size++;
+ }
+ }
+
+ /* Wait until AF flag is set */
+ Timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_AF) == RESET) {
+ Timeout--;
+ if (Timeout == 0) {
+ return -1;
+ }
+ }
+
+
+ /* Clear AF flag */
+ __HAL_I2C_CLEAR_FLAG(&I2cHandle, I2C_FLAG_AF);
+
+
+ /* Wait until BUSY flag is reset */
+ Timeout = FLAG_TIMEOUT;
+ while (__HAL_I2C_GET_FLAG(&I2cHandle, I2C_FLAG_BUSY) == SET) {
+ Timeout--;
+ if (Timeout == 0) {
+ return -1;
+ }
+ }
+
+ I2cHandle.State = HAL_I2C_STATE_READY;
+
+ /* Process Unlocked */
+ __HAL_UNLOCK(&I2cHandle);
+
+ return size;
+}
+
+
+#endif // DEVICE_I2CSLAVE
+
+#endif // DEVICE_I2C
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/mbed_overrides.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/mbed_overrides.c
new file mode 100644
index 0000000000..9783dd90a5
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/mbed_overrides.c
@@ -0,0 +1,37 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "cmsis.h"
+
+// This function is called after RAM initialization and before main.
+void mbed_sdk_init()
+{
+ // Update the SystemCoreClock variable.
+ SystemCoreClockUpdate();
+ // Need to restart HAL driver after the RAM is initialized
+ HAL_Init();
+}
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/objects.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/objects.h
new file mode 100644
index 0000000000..2fbfffd863
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/objects.h
@@ -0,0 +1,105 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#ifndef MBED_OBJECTS_H
+#define MBED_OBJECTS_H
+
+#include "cmsis.h"
+#include "PortNames.h"
+#include "PeripheralNames.h"
+#include "PinNames.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct gpio_irq_s {
+ IRQn_Type irq_n;
+ uint32_t irq_index;
+ uint32_t event;
+ PinName pin;
+};
+
+struct port_s {
+ PortName port;
+ uint32_t mask;
+ PinDirection direction;
+ __IO uint32_t *reg_in;
+ __IO uint32_t *reg_out;
+};
+
+struct analogin_s {
+ ADCName adc;
+ PinName pin;
+};
+
+struct serial_s {
+ UARTName uart;
+ int index; // Used by irq
+ uint32_t baudrate;
+ uint32_t databits;
+ uint32_t stopbits;
+ uint32_t parity;
+ PinName pin_tx;
+ PinName pin_rx;
+};
+
+struct spi_s {
+ SPIName spi;
+ uint32_t bits;
+ uint32_t cpol;
+ uint32_t cpha;
+ uint32_t mode;
+ uint32_t nss;
+ uint32_t br_presc;
+ PinName pin_miso;
+ PinName pin_mosi;
+ PinName pin_sclk;
+ PinName pin_ssel;
+};
+
+struct i2c_s {
+ I2CName i2c;
+ uint32_t slave;
+};
+
+struct pwmout_s {
+ PWMName pwm;
+ PinName pin;
+ uint32_t period;
+ uint32_t pulse;
+};
+
+#include "gpio_object.h"
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/pinmap.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/pinmap.c
new file mode 100644
index 0000000000..a0ea2f2ef7
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/pinmap.c
@@ -0,0 +1,141 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "mbed_assert.h"
+#include "pinmap.h"
+#include "PortNames.h"
+#include "mbed_error.h"
+
+// GPIO mode look-up table
+static const uint32_t gpio_mode[13] = {
+ 0x00000000, // 0 = GPIO_MODE_INPUT
+ 0x00000001, // 1 = GPIO_MODE_OUTPUT_PP
+ 0x00000011, // 2 = GPIO_MODE_OUTPUT_OD
+ 0x00000002, // 3 = GPIO_MODE_AF_PP
+ 0x00000012, // 4 = GPIO_MODE_AF_OD
+ 0x00000003, // 5 = GPIO_MODE_ANALOG
+ 0x10110000, // 6 = GPIO_MODE_IT_RISING
+ 0x10210000, // 7 = GPIO_MODE_IT_FALLING
+ 0x10310000, // 8 = GPIO_MODE_IT_RISING_FALLING
+ 0x10120000, // 9 = GPIO_MODE_EVT_RISING
+ 0x10220000, // 10 = GPIO_MODE_EVT_FALLING
+ 0x10320000, // 11 = GPIO_MODE_EVT_RISING_FALLING
+ 0x10000000 // 12 = Reset GPIO_MODE_IT_EVT
+};
+
+// Enable GPIO clock and return GPIO base address
+uint32_t Set_GPIO_Clock(uint32_t port_idx)
+{
+ uint32_t gpio_add = 0;
+ switch (port_idx) {
+ case PortA:
+ gpio_add = GPIOA_BASE;
+ __GPIOA_CLK_ENABLE();
+ break;
+ case PortB:
+ gpio_add = GPIOB_BASE;
+ __GPIOB_CLK_ENABLE();
+ break;
+ case PortC:
+ gpio_add = GPIOC_BASE;
+ __GPIOC_CLK_ENABLE();
+ break;
+ case PortD:
+ gpio_add = GPIOD_BASE;
+ __GPIOD_CLK_ENABLE();
+ break;
+ case PortH:
+ gpio_add = GPIOH_BASE;
+ __GPIOH_CLK_ENABLE();
+ break;
+ default:
+ error("Pinmap error: wrong port number.");
+ break;
+ }
+ return gpio_add;
+}
+
+/**
+ * Configure pin (mode, speed, output type and pull-up/pull-down)
+ */
+void pin_function(PinName pin, int data)
+{
+ MBED_ASSERT(pin != (PinName)NC);
+ // Get the pin informations
+ uint32_t mode = STM_PIN_MODE(data);
+ uint32_t pupd = STM_PIN_PUPD(data);
+ uint32_t afnum = STM_PIN_AFNUM(data);
+
+ uint32_t port_index = STM_PORT(pin);
+ uint32_t pin_index = STM_PIN(pin);
+
+ // Enable GPIO clock
+ uint32_t gpio_add = Set_GPIO_Clock(port_index);
+ GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
+
+ // Configure GPIO
+ GPIO_InitTypeDef GPIO_InitStructure;
+ GPIO_InitStructure.Pin = (uint32_t)(1 << pin_index);
+ GPIO_InitStructure.Mode = gpio_mode[mode];
+ GPIO_InitStructure.Pull = pupd;
+ GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;
+ GPIO_InitStructure.Alternate = afnum;
+ HAL_GPIO_Init(gpio, &GPIO_InitStructure);
+
+ // [TODO] Disconnect JTAG-DP + SW-DP signals.
+ // Warning: Need to reconnect under reset
+ //if ((pin == PA_13) || (pin == PA_14)) {
+ //
+ //}
+ //if ((pin == PA_15) || (pin == PB_3) || (pin == PB_4)) {
+ //
+ //}
+}
+
+/**
+ * Configure pin pull-up/pull-down
+ */
+void pin_mode(PinName pin, PinMode mode)
+{
+ MBED_ASSERT(pin != (PinName)NC);
+ uint32_t port_index = STM_PORT(pin);
+ uint32_t pin_index = STM_PIN(pin);
+
+ // Enable GPIO clock
+ uint32_t gpio_add = Set_GPIO_Clock(port_index);
+ GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
+
+ // Configure pull-up/pull-down resistors
+ uint32_t pupd = (uint32_t)mode;
+ if (pupd > 2)
+ pupd = 0; // Open-drain = No pull-up/No pull-down
+ gpio->PUPDR &= (uint32_t)(~(GPIO_PUPDR_PUPDR0 << (pin_index * 2)));
+ gpio->PUPDR |= (uint32_t)(pupd << (pin_index * 2));
+
+}
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/port_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/port_api.c
new file mode 100644
index 0000000000..e982858665
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/port_api.c
@@ -0,0 +1,103 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "port_api.h"
+#include "pinmap.h"
+#include "gpio_api.h"
+#include "mbed_error.h"
+
+#if DEVICE_PORTIN || DEVICE_PORTOUT
+
+extern uint32_t Set_GPIO_Clock(uint32_t port_idx);
+
+// high nibble = port number (0=A, 1=B, 2=C, 3=D, 4=E, 5=F, ...)
+// low nibble = pin number
+PinName port_pin(PortName port, int pin_n)
+{
+ return (PinName)(pin_n + (port << 4));
+}
+
+void port_init(port_t *obj, PortName port, int mask, PinDirection dir)
+{
+ uint32_t port_index = (uint32_t)port;
+
+ // Enable GPIO clock
+ uint32_t gpio_add = Set_GPIO_Clock(port_index);
+ GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
+
+ // Fill PORT object structure for future use
+ obj->port = port;
+ obj->mask = mask;
+ obj->direction = dir;
+ obj->reg_in = &gpio->IDR;
+ obj->reg_out = &gpio->ODR;
+
+ port_dir(obj, dir);
+}
+
+void port_dir(port_t *obj, PinDirection dir)
+{
+ uint32_t i;
+ obj->direction = dir;
+ for (i = 0; i < 16; i++) { // Process all pins
+ if (obj->mask & (1 << i)) { // If the pin is used
+ if (dir == PIN_OUTPUT) {
+ pin_function(port_pin(obj->port, i), STM_PIN_DATA(STM_MODE_OUTPUT_PP, GPIO_NOPULL, 0));
+ } else { // PIN_INPUT
+ pin_function(port_pin(obj->port, i), STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ }
+ }
+ }
+}
+
+void port_mode(port_t *obj, PinMode mode)
+{
+ uint32_t i;
+ for (i = 0; i < 16; i++) { // Process all pins
+ if (obj->mask & (1 << i)) { // If the pin is used
+ pin_mode(port_pin(obj->port, i), mode);
+ }
+ }
+}
+
+void port_write(port_t *obj, int value)
+{
+ *obj->reg_out = (*obj->reg_out & ~obj->mask) | (value & obj->mask);
+}
+
+int port_read(port_t *obj)
+{
+ if (obj->direction == PIN_OUTPUT) {
+ return (*obj->reg_out & obj->mask);
+ } else { // PIN_INPUT
+ return (*obj->reg_in & obj->mask);
+ }
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/pwmout_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/pwmout_api.c
new file mode 100644
index 0000000000..0165615344
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/pwmout_api.c
@@ -0,0 +1,235 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "pwmout_api.h"
+
+#if DEVICE_PWMOUT
+
+#include "cmsis.h"
+#include "pinmap.h"
+#include "mbed_error.h"
+#include "PeripheralPins.h"
+
+static TIM_HandleTypeDef TimHandle;
+
+void pwmout_init(pwmout_t* obj, PinName pin)
+{
+ // Get the peripheral name from the pin and assign it to the object
+ obj->pwm = (PWMName)pinmap_peripheral(pin, PinMap_PWM);
+
+ if (obj->pwm == (PWMName)NC) {
+ error("PWM error: pinout mapping failed.");
+ }
+
+ // Enable TIM clock
+ if (obj->pwm == PWM_1) __TIM1_CLK_ENABLE();
+ if (obj->pwm == PWM_2) __TIM2_CLK_ENABLE();
+ if (obj->pwm == PWM_3) __TIM3_CLK_ENABLE();
+ if (obj->pwm == PWM_4) __TIM4_CLK_ENABLE();
+ if (obj->pwm == PWM_9) __TIM9_CLK_ENABLE();
+ if (obj->pwm == PWM_10) __TIM10_CLK_ENABLE();
+ if (obj->pwm == PWM_11) __TIM11_CLK_ENABLE();
+
+ // Configure GPIO
+ pinmap_pinout(pin, PinMap_PWM);
+
+ obj->pin = pin;
+ obj->period = 0;
+ obj->pulse = 0;
+
+ pwmout_period_us(obj, 20000); // 20 ms per default
+}
+
+void pwmout_free(pwmout_t* obj)
+{
+ // Configure GPIO
+ pin_function(obj->pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+}
+
+void pwmout_write(pwmout_t* obj, float value)
+{
+ TIM_OC_InitTypeDef sConfig;
+ int channel = 0;
+ int complementary_channel = 0;
+
+ TimHandle.Instance = (TIM_TypeDef *)(obj->pwm);
+
+ if (value < (float)0.0) {
+ value = 0.0;
+ } else if (value > (float)1.0) {
+ value = 1.0;
+ }
+
+ obj->pulse = (uint32_t)((float)obj->period * value);
+
+ // Configure channels
+ sConfig.OCMode = TIM_OCMODE_PWM1;
+ sConfig.Pulse = obj->pulse;
+ sConfig.OCPolarity = TIM_OCPOLARITY_HIGH;
+ sConfig.OCNPolarity = TIM_OCNPOLARITY_HIGH;
+ sConfig.OCFastMode = TIM_OCFAST_DISABLE;
+ sConfig.OCIdleState = TIM_OCIDLESTATE_RESET;
+ sConfig.OCNIdleState = TIM_OCNIDLESTATE_RESET;
+
+ switch (obj->pin) {
+
+ // Channels 1
+ case PA_0:
+ case PA_5:
+ case PA_6:
+ case PA_8:
+ case PA_15:
+ case PB_4:
+ case PB_6:
+ case PC_6:
+ channel = TIM_CHANNEL_1;
+ break;
+
+ // Channels 1N
+ case PA_7:
+ case PB_13:
+ channel = TIM_CHANNEL_1;
+ complementary_channel = 1;
+ break;
+
+ // Channels 2
+ case PA_1:
+ case PA_9:
+ case PB_3:
+ case PB_5:
+ case PB_7:
+ case PC_7:
+ channel = TIM_CHANNEL_2;
+ break;
+
+ // Channels 2N
+ case PB_0:
+ case PB_14:
+ channel = TIM_CHANNEL_2;
+ complementary_channel = 1;
+ break;
+
+ // Channels 3
+ case PA_2:
+ case PA_10:
+ case PB_8:
+ case PB_10:
+ case PC_8:
+ channel = TIM_CHANNEL_3;
+ break;
+
+ // Channels 3N
+ case PB_1:
+ case PB_15:
+ channel = TIM_CHANNEL_3;
+ complementary_channel = 1;
+ break;
+
+ // Channels 4
+ case PA_3:
+ case PA_11:
+ case PB_9:
+ case PC_9:
+ channel = TIM_CHANNEL_4;
+ break;
+
+ default:
+ return;
+ }
+
+ HAL_TIM_PWM_ConfigChannel(&TimHandle, &sConfig, channel);
+ if (complementary_channel) {
+ HAL_TIMEx_PWMN_Start(&TimHandle, channel);
+ } else {
+ HAL_TIM_PWM_Start(&TimHandle, channel);
+ }
+}
+
+float pwmout_read(pwmout_t* obj)
+{
+ float value = 0;
+ if (obj->period > 0) {
+ value = (float)(obj->pulse) / (float)(obj->period);
+ }
+ return ((value > (float)1.0) ? (float)(1.0) : (value));
+}
+
+void pwmout_period(pwmout_t* obj, float seconds)
+{
+ pwmout_period_us(obj, seconds * 1000000.0f);
+}
+
+void pwmout_period_ms(pwmout_t* obj, int ms)
+{
+ pwmout_period_us(obj, ms * 1000);
+}
+
+void pwmout_period_us(pwmout_t* obj, int us)
+{
+ TimHandle.Instance = (TIM_TypeDef *)(obj->pwm);
+
+ float dc = pwmout_read(obj);
+
+ __HAL_TIM_DISABLE(&TimHandle);
+
+ // Update the SystemCoreClock variable
+ SystemCoreClockUpdate();
+
+ TimHandle.Init.Period = us - 1;
+ TimHandle.Init.Prescaler = (uint16_t)(SystemCoreClock / 1000000) - 1; // 1 µs tick
+ TimHandle.Init.ClockDivision = 0;
+ TimHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
+ HAL_TIM_PWM_Init(&TimHandle);
+
+ // Set duty cycle again
+ pwmout_write(obj, dc);
+
+ // Save for future use
+ obj->period = us;
+
+ __HAL_TIM_ENABLE(&TimHandle);
+}
+
+void pwmout_pulsewidth(pwmout_t* obj, float seconds)
+{
+ pwmout_pulsewidth_us(obj, seconds * 1000000.0f);
+}
+
+void pwmout_pulsewidth_ms(pwmout_t* obj, int ms)
+{
+ pwmout_pulsewidth_us(obj, ms * 1000);
+}
+
+void pwmout_pulsewidth_us(pwmout_t* obj, int us)
+{
+ float value = (float)us / (float)obj->period;
+ pwmout_write(obj, value);
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/rtc_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/rtc_api.c
new file mode 100644
index 0000000000..bd0f2c0140
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/rtc_api.c
@@ -0,0 +1,203 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "rtc_api.h"
+
+#if DEVICE_RTC
+
+#include "mbed_error.h"
+
+static int rtc_inited = 0;
+
+static RTC_HandleTypeDef RtcHandle;
+
+void rtc_init(void)
+{
+ RCC_OscInitTypeDef RCC_OscInitStruct;
+ uint32_t rtc_freq = 0;
+
+ if (rtc_inited) return;
+ rtc_inited = 1;
+
+ RtcHandle.Instance = RTC;
+
+ // Enable Power clock
+ __PWR_CLK_ENABLE();
+
+ // Enable access to Backup domain
+ HAL_PWR_EnableBkUpAccess();
+
+ // Reset Backup domain
+ __HAL_RCC_BACKUPRESET_FORCE();
+ __HAL_RCC_BACKUPRESET_RELEASE();
+
+ // Enable LSE Oscillator
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; /* Mandatory, otherwise the PLL is reconfigured! */
+ RCC_OscInitStruct.LSEState = RCC_LSE_ON; /* External 32.768 kHz clock on OSC_IN/OSC_OUT */
+ if (HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK) {
+ // Connect LSE to RTC
+ __HAL_RCC_RTC_CLKPRESCALER(RCC_RTCCLKSOURCE_LSE);
+ __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSE);
+ rtc_freq = LSE_VALUE;
+ } else {
+ // Enable LSI clock
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; // Mandatory, otherwise the PLL is reconfigured!
+ RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
+ RCC_OscInitStruct.LSIState = RCC_LSI_ON;
+ if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
+ error("RTC error: LSI clock initialization failed.");
+ }
+ // Connect LSI to RTC
+ __HAL_RCC_RTC_CLKPRESCALER(RCC_RTCCLKSOURCE_LSI);
+ __HAL_RCC_RTC_CONFIG(RCC_RTCCLKSOURCE_LSI);
+ // [TODO] This value is LSI typical value. To be measured precisely using a timer input capture
+ rtc_freq = LSI_VALUE;
+ }
+
+ // Enable RTC
+ __HAL_RCC_RTC_ENABLE();
+
+ RtcHandle.Init.HourFormat = RTC_HOURFORMAT_24;
+ RtcHandle.Init.AsynchPrediv = 127;
+ RtcHandle.Init.SynchPrediv = (rtc_freq / 128) - 1;
+ RtcHandle.Init.OutPut = RTC_OUTPUT_DISABLE;
+ RtcHandle.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
+ RtcHandle.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
+
+ if (HAL_RTC_Init(&RtcHandle) != HAL_OK) {
+ error("RTC error: RTC initialization failed.");
+ }
+}
+
+void rtc_free(void)
+{
+ // Enable Power clock
+ __PWR_CLK_ENABLE();
+
+ // Enable access to Backup domain
+ HAL_PWR_EnableBkUpAccess();
+
+ // Reset Backup domain
+ __HAL_RCC_BACKUPRESET_FORCE();
+ __HAL_RCC_BACKUPRESET_RELEASE();
+
+ // Disable access to Backup domain
+ HAL_PWR_DisableBkUpAccess();
+
+ // Disable LSI and LSE clocks
+ RCC_OscInitTypeDef RCC_OscInitStruct;
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+ RCC_OscInitStruct.LSIState = RCC_LSI_OFF;
+ RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
+ HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+ rtc_inited = 0;
+}
+
+int rtc_isenabled(void)
+{
+ return rtc_inited;
+}
+
+/*
+ RTC Registers
+ RTC_WeekDay 1=monday, 2=tuesday, ..., 7=sunday
+ RTC_Month 1=january, 2=february, ..., 12=december
+ RTC_Date day of the month 1-31
+ RTC_Year year 0-99
+ struct tm
+ tm_sec seconds after the minute 0-61
+ tm_min minutes after the hour 0-59
+ tm_hour hours since midnight 0-23
+ tm_mday day of the month 1-31
+ tm_mon months since January 0-11
+ tm_year years since 1900
+ tm_wday days since Sunday 0-6
+ tm_yday days since January 1 0-365
+ tm_isdst Daylight Saving Time flag
+*/
+time_t rtc_read(void)
+{
+ RTC_DateTypeDef dateStruct;
+ RTC_TimeTypeDef timeStruct;
+ struct tm timeinfo;
+
+ RtcHandle.Instance = RTC;
+
+ // Read actual date and time
+ // Warning: the time must be read first!
+ HAL_RTC_GetTime(&RtcHandle, &timeStruct, FORMAT_BIN);
+ HAL_RTC_GetDate(&RtcHandle, &dateStruct, FORMAT_BIN);
+
+ // Setup a tm structure based on the RTC
+ timeinfo.tm_wday = dateStruct.WeekDay;
+ timeinfo.tm_mon = dateStruct.Month - 1;
+ timeinfo.tm_mday = dateStruct.Date;
+ timeinfo.tm_year = dateStruct.Year + 100;
+ timeinfo.tm_hour = timeStruct.Hours;
+ timeinfo.tm_min = timeStruct.Minutes;
+ timeinfo.tm_sec = timeStruct.Seconds;
+
+ // Convert to timestamp
+ time_t t = mktime(&timeinfo);
+
+ return t;
+}
+
+void rtc_write(time_t t)
+{
+ RTC_DateTypeDef dateStruct;
+ RTC_TimeTypeDef timeStruct;
+
+ RtcHandle.Instance = RTC;
+
+ // Convert the time into a tm
+ struct tm *timeinfo = localtime(&t);
+
+ // Fill RTC structures
+ dateStruct.WeekDay = timeinfo->tm_wday;
+ dateStruct.Month = timeinfo->tm_mon + 1;
+ dateStruct.Date = timeinfo->tm_mday;
+ dateStruct.Year = timeinfo->tm_year - 100;
+ timeStruct.Hours = timeinfo->tm_hour;
+ timeStruct.Minutes = timeinfo->tm_min;
+ timeStruct.Seconds = timeinfo->tm_sec;
+ timeStruct.TimeFormat = RTC_HOURFORMAT12_PM;
+ timeStruct.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
+ timeStruct.StoreOperation = RTC_STOREOPERATION_RESET;
+
+ // Change the RTC current date/time
+ HAL_RTC_SetDate(&RtcHandle, &dateStruct, FORMAT_BIN);
+ HAL_RTC_SetTime(&RtcHandle, &timeStruct, FORMAT_BIN);
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/serial_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/serial_api.c
new file mode 100644
index 0000000000..2bf7d3cb01
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/serial_api.c
@@ -0,0 +1,337 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "mbed_assert.h"
+#include "serial_api.h"
+
+#if DEVICE_SERIAL
+
+#include "cmsis.h"
+#include "pinmap.h"
+#include
+#include "PeripheralPins.h"
+
+#define UART_NUM (3)
+
+static uint32_t serial_irq_ids[UART_NUM] = {0, 0, 0};
+
+static uart_irq_handler irq_handler;
+
+UART_HandleTypeDef UartHandle;
+
+int stdio_uart_inited = 0;
+serial_t stdio_uart;
+
+static void init_uart(serial_t *obj)
+{
+ UartHandle.Instance = (USART_TypeDef *)(obj->uart);
+
+ UartHandle.Init.BaudRate = obj->baudrate;
+ UartHandle.Init.WordLength = obj->databits;
+ UartHandle.Init.StopBits = obj->stopbits;
+ UartHandle.Init.Parity = obj->parity;
+ UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
+
+ if (obj->pin_rx == NC) {
+ UartHandle.Init.Mode = UART_MODE_TX;
+ } else if (obj->pin_tx == NC) {
+ UartHandle.Init.Mode = UART_MODE_RX;
+ } else {
+ UartHandle.Init.Mode = UART_MODE_TX_RX;
+ }
+
+ HAL_UART_Init(&UartHandle);
+}
+
+void serial_init(serial_t *obj, PinName tx, PinName rx)
+{
+ // Determine the UART to use (UART_1, UART_2, ...)
+ UARTName uart_tx = (UARTName)pinmap_peripheral(tx, PinMap_UART_TX);
+ UARTName uart_rx = (UARTName)pinmap_peripheral(rx, PinMap_UART_RX);
+
+ // Get the peripheral name (UART_1, UART_2, ...) from the pin and assign it to the object
+ obj->uart = (UARTName)pinmap_merge(uart_tx, uart_rx);
+ MBED_ASSERT(obj->uart != (UARTName)NC);
+
+ // Enable USART clock
+ if (obj->uart == UART_1) {
+ __USART1_CLK_ENABLE();
+ obj->index = 0;
+ }
+ if (obj->uart == UART_2) {
+ __USART2_CLK_ENABLE();
+ obj->index = 1;
+ }
+ if (obj->uart == UART_6) {
+ __USART6_CLK_ENABLE();
+ obj->index = 2;
+ }
+
+ // Configure the UART pins
+ pinmap_pinout(tx, PinMap_UART_TX);
+ pinmap_pinout(rx, PinMap_UART_RX);
+ if (tx != NC) {
+ pin_mode(tx, PullUp);
+ }
+ if (rx != NC) {
+ pin_mode(rx, PullUp);
+ }
+
+ // Configure UART
+ obj->baudrate = 9600;
+ obj->databits = UART_WORDLENGTH_8B;
+ obj->stopbits = UART_STOPBITS_1;
+ obj->parity = UART_PARITY_NONE;
+
+ obj->pin_tx = tx;
+ obj->pin_rx = rx;
+
+ init_uart(obj);
+
+ // For stdio management
+ if (obj->uart == STDIO_UART) {
+ stdio_uart_inited = 1;
+ memcpy(&stdio_uart, obj, sizeof(serial_t));
+ }
+}
+
+void serial_free(serial_t *obj)
+{
+ // Reset UART and disable clock
+ if (obj->uart == UART_1) {
+ __USART1_FORCE_RESET();
+ __USART1_RELEASE_RESET();
+ __USART1_CLK_DISABLE();
+ }
+ if (obj->uart == UART_2) {
+ __USART2_FORCE_RESET();
+ __USART2_RELEASE_RESET();
+ __USART2_CLK_DISABLE();
+ }
+ if (obj->uart == UART_6) {
+ __USART6_FORCE_RESET();
+ __USART6_RELEASE_RESET();
+ __USART6_CLK_DISABLE();
+ }
+
+ // Configure GPIOs
+ pin_function(obj->pin_tx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ pin_function(obj->pin_rx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+
+ serial_irq_ids[obj->index] = 0;
+}
+
+void serial_baud(serial_t *obj, int baudrate)
+{
+ obj->baudrate = baudrate;
+ init_uart(obj);
+}
+
+void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)
+{
+ if (data_bits == 9) {
+ obj->databits = UART_WORDLENGTH_9B;
+ } else {
+ obj->databits = UART_WORDLENGTH_8B;
+ }
+
+ switch (parity) {
+ case ParityOdd:
+ case ParityForced0:
+ obj->parity = UART_PARITY_ODD;
+ break;
+ case ParityEven:
+ case ParityForced1:
+ obj->parity = UART_PARITY_EVEN;
+ break;
+ default: // ParityNone
+ obj->parity = UART_PARITY_NONE;
+ break;
+ }
+
+ if (stop_bits == 2) {
+ obj->stopbits = UART_STOPBITS_2;
+ } else {
+ obj->stopbits = UART_STOPBITS_1;
+ }
+
+ init_uart(obj);
+}
+
+/******************************************************************************
+ * INTERRUPTS HANDLING
+ ******************************************************************************/
+
+static void uart_irq(UARTName name, int id)
+{
+ UartHandle.Instance = (USART_TypeDef *)name;
+ if (serial_irq_ids[id] != 0) {
+ if (__HAL_UART_GET_FLAG(&UartHandle, UART_FLAG_TC) != RESET) {
+ irq_handler(serial_irq_ids[id], TxIrq);
+ __HAL_UART_CLEAR_FLAG(&UartHandle, UART_FLAG_TC);
+ }
+ if (__HAL_UART_GET_FLAG(&UartHandle, UART_FLAG_RXNE) != RESET) {
+ irq_handler(serial_irq_ids[id], RxIrq);
+ __HAL_UART_CLEAR_FLAG(&UartHandle, UART_FLAG_RXNE);
+ }
+ }
+}
+
+static void uart1_irq(void)
+{
+ uart_irq(UART_1, 0);
+}
+
+static void uart2_irq(void)
+{
+ uart_irq(UART_2, 1);
+}
+
+static void uart6_irq(void)
+{
+ uart_irq(UART_6, 2);
+}
+
+void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id)
+{
+ irq_handler = handler;
+ serial_irq_ids[obj->index] = id;
+}
+
+void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
+{
+ IRQn_Type irq_n = (IRQn_Type)0;
+ uint32_t vector = 0;
+
+ UartHandle.Instance = (USART_TypeDef *)(obj->uart);
+
+ if (obj->uart == UART_1) {
+ irq_n = USART1_IRQn;
+ vector = (uint32_t)&uart1_irq;
+ }
+
+ if (obj->uart == UART_2) {
+ irq_n = USART2_IRQn;
+ vector = (uint32_t)&uart2_irq;
+ }
+
+ if (obj->uart == UART_6) {
+ irq_n = USART6_IRQn;
+ vector = (uint32_t)&uart6_irq;
+ }
+
+ if (enable) {
+
+ if (irq == RxIrq) {
+ __HAL_UART_ENABLE_IT(&UartHandle, UART_IT_RXNE);
+ } else { // TxIrq
+ __HAL_UART_ENABLE_IT(&UartHandle, UART_IT_TC);
+ }
+
+ NVIC_SetVector(irq_n, vector);
+ NVIC_EnableIRQ(irq_n);
+
+ } else { // disable
+
+ int all_disabled = 0;
+
+ if (irq == RxIrq) {
+ __HAL_UART_DISABLE_IT(&UartHandle, UART_IT_RXNE);
+ // Check if TxIrq is disabled too
+ if ((UartHandle.Instance->CR1 & USART_CR1_TXEIE) == 0) all_disabled = 1;
+ } else { // TxIrq
+ __HAL_UART_DISABLE_IT(&UartHandle, UART_IT_TXE);
+ // Check if RxIrq is disabled too
+ if ((UartHandle.Instance->CR1 & USART_CR1_RXNEIE) == 0) all_disabled = 1;
+ }
+
+ if (all_disabled) NVIC_DisableIRQ(irq_n);
+
+ }
+}
+
+/******************************************************************************
+ * READ/WRITE
+ ******************************************************************************/
+
+int serial_getc(serial_t *obj)
+{
+ USART_TypeDef *uart = (USART_TypeDef *)(obj->uart);
+ while (!serial_readable(obj));
+ return (int)(uart->DR & 0x1FF);
+}
+
+void serial_putc(serial_t *obj, int c)
+{
+ USART_TypeDef *uart = (USART_TypeDef *)(obj->uart);
+ while (!serial_writable(obj));
+ uart->DR = (uint32_t)(c & 0x1FF);
+}
+
+int serial_readable(serial_t *obj)
+{
+ int status;
+ UartHandle.Instance = (USART_TypeDef *)(obj->uart);
+ // Check if data is received
+ status = ((__HAL_UART_GET_FLAG(&UartHandle, UART_FLAG_RXNE) != RESET) ? 1 : 0);
+ return status;
+}
+
+int serial_writable(serial_t *obj)
+{
+ int status;
+ UartHandle.Instance = (USART_TypeDef *)(obj->uart);
+ // Check if data is transmitted
+ status = ((__HAL_UART_GET_FLAG(&UartHandle, UART_FLAG_TXE) != RESET) ? 1 : 0);
+ return status;
+}
+
+void serial_clear(serial_t *obj)
+{
+ UartHandle.Instance = (USART_TypeDef *)(obj->uart);
+ __HAL_UART_CLEAR_FLAG(&UartHandle, UART_FLAG_TXE);
+ __HAL_UART_CLEAR_FLAG(&UartHandle, UART_FLAG_RXNE);
+}
+
+void serial_pinout_tx(PinName tx)
+{
+ pinmap_pinout(tx, PinMap_UART_TX);
+}
+
+void serial_break_set(serial_t *obj)
+{
+ UartHandle.Instance = (USART_TypeDef *)(obj->uart);
+ HAL_LIN_SendBreak(&UartHandle);
+}
+
+void serial_break_clear(serial_t *obj)
+{
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/sleep.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/sleep.c
new file mode 100644
index 0000000000..f448837aef
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/sleep.c
@@ -0,0 +1,61 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "sleep_api.h"
+
+#if DEVICE_SLEEP
+
+#include "cmsis.h"
+
+static TIM_HandleTypeDef TimMasterHandle;
+
+void sleep(void)
+{
+ TimMasterHandle.Instance = TIM5;
+
+ // Disable HAL tick interrupt
+ __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC2);
+
+ // Request to enter SLEEP mode
+ HAL_PWR_EnterSLEEPMode(PWR_MAINREGULATOR_ON, PWR_SLEEPENTRY_WFI);
+
+ // Enable HAL tick interrupt
+ __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC2);
+}
+
+void deepsleep(void)
+{
+ // Request to enter STOP mode with regulator in low power mode
+ HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
+
+ // After wake-up from STOP reconfigure the PLL
+ SetSysClock();
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/spi_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/spi_api.c
new file mode 100644
index 0000000000..be410bc59c
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/spi_api.c
@@ -0,0 +1,280 @@
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "mbed_assert.h"
+#include "spi_api.h"
+
+#if DEVICE_SPI
+
+#include
+#include "cmsis.h"
+#include "pinmap.h"
+#include "PeripheralPins.h"
+
+static SPI_HandleTypeDef SpiHandle;
+
+static void init_spi(spi_t *obj)
+{
+ SpiHandle.Instance = (SPI_TypeDef *)(obj->spi);
+
+ __HAL_SPI_DISABLE(&SpiHandle);
+
+ SpiHandle.Init.Mode = obj->mode;
+ SpiHandle.Init.BaudRatePrescaler = obj->br_presc;
+ SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
+ SpiHandle.Init.CLKPhase = obj->cpha;
+ SpiHandle.Init.CLKPolarity = obj->cpol;
+ SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
+ SpiHandle.Init.CRCPolynomial = 7;
+ SpiHandle.Init.DataSize = obj->bits;
+ SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
+ SpiHandle.Init.NSS = obj->nss;
+ SpiHandle.Init.TIMode = SPI_TIMODE_DISABLED;
+
+ HAL_SPI_Init(&SpiHandle);
+
+ __HAL_SPI_ENABLE(&SpiHandle);
+}
+
+void spi_init(spi_t *obj, PinName mosi, PinName miso, PinName sclk, PinName ssel)
+{
+ // Determine the SPI to use
+ SPIName spi_mosi = (SPIName)pinmap_peripheral(mosi, PinMap_SPI_MOSI);
+ SPIName spi_miso = (SPIName)pinmap_peripheral(miso, PinMap_SPI_MISO);
+ SPIName spi_sclk = (SPIName)pinmap_peripheral(sclk, PinMap_SPI_SCLK);
+ SPIName spi_ssel = (SPIName)pinmap_peripheral(ssel, PinMap_SPI_SSEL);
+
+ SPIName spi_data = (SPIName)pinmap_merge(spi_mosi, spi_miso);
+ SPIName spi_cntl = (SPIName)pinmap_merge(spi_sclk, spi_ssel);
+
+ obj->spi = (SPIName)pinmap_merge(spi_data, spi_cntl);
+ MBED_ASSERT(obj->spi != (SPIName)NC);
+
+ // Enable SPI clock
+ if (obj->spi == SPI_1) {
+ __SPI1_CLK_ENABLE();
+ }
+
+ if (obj->spi == SPI_2) {
+ __SPI2_CLK_ENABLE();
+ }
+
+ if (obj->spi == SPI_3) {
+ __SPI3_CLK_ENABLE();
+ }
+
+ // Configure the SPI pins
+ pinmap_pinout(mosi, PinMap_SPI_MOSI);
+ pinmap_pinout(miso, PinMap_SPI_MISO);
+ pinmap_pinout(sclk, PinMap_SPI_SCLK);
+
+ // Save new values
+ obj->bits = SPI_DATASIZE_8BIT;
+ obj->cpol = SPI_POLARITY_LOW;
+ obj->cpha = SPI_PHASE_1EDGE;
+ obj->br_presc = SPI_BAUDRATEPRESCALER_256;
+
+ obj->pin_miso = miso;
+ obj->pin_mosi = mosi;
+ obj->pin_sclk = sclk;
+ obj->pin_ssel = ssel;
+
+ if (ssel == NC) { // SW NSS Master mode
+ obj->mode = SPI_MODE_MASTER;
+ obj->nss = SPI_NSS_SOFT;
+ } else { // Slave
+ pinmap_pinout(ssel, PinMap_SPI_SSEL);
+ obj->mode = SPI_MODE_SLAVE;
+ obj->nss = SPI_NSS_HARD_INPUT;
+ }
+
+ init_spi(obj);
+}
+
+void spi_free(spi_t *obj)
+{
+ // Reset SPI and disable clock
+ if (obj->spi == SPI_1) {
+ __SPI1_FORCE_RESET();
+ __SPI1_RELEASE_RESET();
+ __SPI1_CLK_DISABLE();
+ }
+
+ if (obj->spi == SPI_2) {
+ __SPI2_FORCE_RESET();
+ __SPI2_RELEASE_RESET();
+ __SPI2_CLK_DISABLE();
+ }
+
+ if (obj->spi == SPI_3) {
+ __SPI3_FORCE_RESET();
+ __SPI3_RELEASE_RESET();
+ __SPI3_CLK_DISABLE();
+ }
+
+ // Configure GPIOs
+ pin_function(obj->pin_miso, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ pin_function(obj->pin_mosi, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ pin_function(obj->pin_sclk, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+ pin_function(obj->pin_ssel, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+}
+
+void spi_format(spi_t *obj, int bits, int mode, int slave)
+{
+ // Save new values
+ if (bits == 16) {
+ obj->bits = SPI_DATASIZE_16BIT;
+ } else {
+ obj->bits = SPI_DATASIZE_8BIT;
+ }
+
+ switch (mode) {
+ case 0:
+ obj->cpol = SPI_POLARITY_LOW;
+ obj->cpha = SPI_PHASE_1EDGE;
+ break;
+ case 1:
+ obj->cpol = SPI_POLARITY_LOW;
+ obj->cpha = SPI_PHASE_2EDGE;
+ break;
+ case 2:
+ obj->cpol = SPI_POLARITY_HIGH;
+ obj->cpha = SPI_PHASE_1EDGE;
+ break;
+ default:
+ obj->cpol = SPI_POLARITY_HIGH;
+ obj->cpha = SPI_PHASE_2EDGE;
+ break;
+ }
+
+ if (slave == 0) {
+ obj->mode = SPI_MODE_MASTER;
+ obj->nss = SPI_NSS_SOFT;
+ } else {
+ obj->mode = SPI_MODE_SLAVE;
+ obj->nss = SPI_NSS_HARD_INPUT;
+ }
+
+ init_spi(obj);
+}
+
+void spi_frequency(spi_t *obj, int hz)
+{
+ // Note: The frequencies are obtained with SPI1 clock = 84 MHz (APB2 clock)
+ if (hz < 600000) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_256; // 330 kHz
+ } else if ((hz >= 600000) && (hz < 1000000)) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_128; // 656 kHz
+ } else if ((hz >= 1000000) && (hz < 2000000)) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_64; // 1.3 MHz
+ } else if ((hz >= 2000000) && (hz < 5000000)) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_32; // 2.6 MHz
+ } else if ((hz >= 5000000) && (hz < 10000000)) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_16; // 5.25 MHz
+ } else if ((hz >= 10000000) && (hz < 21000000)) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_8; // 10.5 MHz
+ } else if ((hz >= 21000000) && (hz < 42000000)) {
+ obj->br_presc = SPI_BAUDRATEPRESCALER_4; // 21 MHz
+ } else { // >= 42000000
+ obj->br_presc = SPI_BAUDRATEPRESCALER_2; // 42 MHz
+ }
+ init_spi(obj);
+}
+
+static inline int ssp_readable(spi_t *obj)
+{
+ int status;
+ SpiHandle.Instance = (SPI_TypeDef *)(obj->spi);
+ // Check if data is received
+ status = ((__HAL_SPI_GET_FLAG(&SpiHandle, SPI_FLAG_RXNE) != RESET) ? 1 : 0);
+ return status;
+}
+
+static inline int ssp_writeable(spi_t *obj)
+{
+ int status;
+ SpiHandle.Instance = (SPI_TypeDef *)(obj->spi);
+ // Check if data is transmitted
+ status = ((__HAL_SPI_GET_FLAG(&SpiHandle, SPI_FLAG_TXE) != RESET) ? 1 : 0);
+ return status;
+}
+
+static inline void ssp_write(spi_t *obj, int value)
+{
+ SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
+ while (!ssp_writeable(obj));
+ spi->DR = (uint16_t)value;
+}
+
+static inline int ssp_read(spi_t *obj)
+{
+ SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
+ while (!ssp_readable(obj));
+ return (int)spi->DR;
+}
+
+static inline int ssp_busy(spi_t *obj)
+{
+ int status;
+ SpiHandle.Instance = (SPI_TypeDef *)(obj->spi);
+ status = ((__HAL_SPI_GET_FLAG(&SpiHandle, SPI_FLAG_BSY) != RESET) ? 1 : 0);
+ return status;
+}
+
+int spi_master_write(spi_t *obj, int value)
+{
+ ssp_write(obj, value);
+ return ssp_read(obj);
+}
+
+int spi_slave_receive(spi_t *obj)
+{
+ return ((ssp_readable(obj) && !ssp_busy(obj)) ? 1 : 0);
+};
+
+int spi_slave_read(spi_t *obj)
+{
+ SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
+ while (!ssp_readable(obj));
+ return (int)spi->DR;
+}
+
+void spi_slave_write(spi_t *obj, int value)
+{
+ SPI_TypeDef *spi = (SPI_TypeDef *)(obj->spi);
+ while (!ssp_writeable(obj));
+ spi->DR = (uint16_t)value;
+}
+
+int spi_busy(spi_t *obj)
+{
+ return ssp_busy(obj);
+}
+
+#endif
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/us_ticker.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/us_ticker.c
new file mode 100644
index 0000000000..be44198992
--- /dev/null
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_DISCO_F401VC/us_ticker.c
@@ -0,0 +1,69 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include
+#include "us_ticker_api.h"
+#include "PeripheralNames.h"
+
+#define TIM_MST TIM5
+
+static TIM_HandleTypeDef TimMasterHandle;
+static int us_ticker_inited = 0;
+
+void us_ticker_init(void)
+{
+ if (us_ticker_inited) return;
+ us_ticker_inited = 1;
+
+ TimMasterHandle.Instance = TIM_MST;
+
+ HAL_InitTick(0); // The passed value is not used
+}
+
+uint32_t us_ticker_read()
+{
+ if (!us_ticker_inited) us_ticker_init();
+ return TIM_MST->CNT;
+}
+
+void us_ticker_set_interrupt(timestamp_t timestamp)
+{
+ // Set new output compare value
+ __HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_1, (uint32_t)timestamp);
+ // Enable IT
+ __HAL_TIM_ENABLE_IT(&TimMasterHandle, TIM_IT_CC1);
+}
+
+void us_ticker_disable_interrupt(void)
+{
+ __HAL_TIM_DISABLE_IT(&TimMasterHandle, TIM_IT_CC1);
+}
+
+void us_ticker_clear_interrupt(void)
+{
+ __HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
+}
diff --git a/workspace_tools/export/coide.py b/workspace_tools/export/coide.py
index b3f4dde64b..4ebc889e50 100644
--- a/workspace_tools/export/coide.py
+++ b/workspace_tools/export/coide.py
@@ -44,6 +44,7 @@ class CoIDE(Exporter):
'DISCO_F429ZI',
'DISCO_F334C8',
'DISCO_F303VC',
+ 'DISCO_F401VC',
'MTS_MDOT_F405RG',
'MTS_MDOT_F411RE',
]
diff --git a/workspace_tools/export/coide_disco_f401vc.coproj.tmpl b/workspace_tools/export/coide_disco_f401vc.coproj.tmpl
new file mode 100644
index 0000000000..805633509d
--- /dev/null
+++ b/workspace_tools/export/coide_disco_f401vc.coproj.tmpl
@@ -0,0 +1,168 @@
+
+
+
+
+
+
+
+
+
+
+
+
+ {% for path in include_paths %} {% endfor %}
+
+
+ {% for s in symbols %} {% endfor %}
+
+
+
+
+
+
+
+
+
+
+
+
+ {% for lib in libraries %}
+
+ {% endfor %}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ {% for path in include_paths %} {% endfor %}
+
+
+ {% for s in symbols %} {% endfor %}
+
+
+
+
+
+
+
+
+
+
+
+
+ {% for lib in libraries %}
+
+ {% endfor %}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ {% for file in source_files %}
+
+ {% endfor %}
+ {% for file in header_files %}
+
+ {% endfor %}
+
+
diff --git a/workspace_tools/export/gcc_arm_disco_f401vc.tmpl b/workspace_tools/export/gcc_arm_disco_f401vc.tmpl
new file mode 100644
index 0000000000..224ceb2fae
--- /dev/null
+++ b/workspace_tools/export/gcc_arm_disco_f401vc.tmpl
@@ -0,0 +1,78 @@
+# This file was automagically generated by mbed.org. For more information,
+# see http://mbed.org/handbook/Exporting-to-GCC-ARM-Embedded
+
+GCC_BIN =
+PROJECT = {{name}}
+OBJECTS = {% for f in to_be_compiled %}{{f}} {% endfor %}
+SYS_OBJECTS = {% for f in object_files %}{{f}} {% endfor %}
+INCLUDE_PATHS = {% for p in include_paths %}-I{{p}} {% endfor %}
+LIBRARY_PATHS = {% for p in library_paths %}-L{{p}} {% endfor %}
+LIBRARIES = {% for lib in libraries %}-l{{lib}} {% endfor %}
+LINKER_SCRIPT = {{linker_script}}
+
+###############################################################################
+AS = $(GCC_BIN)arm-none-eabi-as
+CC = $(GCC_BIN)arm-none-eabi-gcc
+CPP = $(GCC_BIN)arm-none-eabi-g++
+LD = $(GCC_BIN)arm-none-eabi-gcc
+OBJCOPY = $(GCC_BIN)arm-none-eabi-objcopy
+OBJDUMP = $(GCC_BIN)arm-none-eabi-objdump
+SIZE = $(GCC_BIN)arm-none-eabi-size
+
+CPU = -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=$(FLOAT_ABI)
+CC_FLAGS = $(CPU) -c -g -fno-common -fmessage-length=0 -Wall -fno-exceptions -ffunction-sections -fdata-sections -fomit-frame-pointer
+CC_FLAGS += -MMD -MP
+CC_SYMBOLS = {% for s in symbols %}-D{{s}} {% endfor %}
+
+LD_FLAGS = $(CPU) -Wl,--gc-sections --specs=nano.specs -u _printf_float -u _scanf_float -Wl,--wrap,main
+LD_FLAGS += -Wl,-Map=$(PROJECT).map,--cref
+LD_SYS_LIBS = -lstdc++ -lsupc++ -lm -lc -lgcc -lnosys
+
+ifeq ($(HARDFP),1)
+ FLOAT_ABI = hard
+else
+ FLOAT_ABI = softfp
+endif
+
+ifeq ($(DEBUG), 1)
+ CC_FLAGS += -DDEBUG -O0
+else
+ CC_FLAGS += -DNDEBUG -Os
+endif
+
+all: $(PROJECT).bin $(PROJECT).hex
+
+clean:
+ rm -f $(PROJECT).bin $(PROJECT).elf $(PROJECT).hex $(PROJECT).map $(PROJECT).lst $(OBJECTS) $(DEPS)
+
+.s.o:
+ $(AS) $(CPU) -o $@ $<
+
+.c.o:
+ $(CC) $(CC_FLAGS) $(CC_SYMBOLS) -std=gnu99 $(INCLUDE_PATHS) -o $@ $<
+
+.cpp.o:
+ $(CPP) $(CC_FLAGS) $(CC_SYMBOLS) -std=gnu++98 -fno-rtti $(INCLUDE_PATHS) -o $@ $<
+
+
+$(PROJECT).elf: $(OBJECTS) $(SYS_OBJECTS)
+ $(LD) $(LD_FLAGS) -T$(LINKER_SCRIPT) $(LIBRARY_PATHS) -o $@ $^ $(LIBRARIES) $(LD_SYS_LIBS) $(LIBRARIES) $(LD_SYS_LIBS)
+ $(SIZE) $@
+
+$(PROJECT).bin: $(PROJECT).elf
+ @$(OBJCOPY) -O binary $< $@
+
+$(PROJECT).hex: $(PROJECT).elf
+ @$(OBJCOPY) -O ihex $< $@
+
+$(PROJECT).lst: $(PROJECT).elf
+ @$(OBJDUMP) -Sdh $< > $@
+
+lst: $(PROJECT).lst
+
+size:
+ $(SIZE) $(PROJECT).elf
+
+DEPS = $(OBJECTS:.o=.d) $(SYS_OBJECTS:.o=.d)
+-include $(DEPS)
+
diff --git a/workspace_tools/export/gccarm.py b/workspace_tools/export/gccarm.py
index 9f3d3bf110..e7599dd936 100644
--- a/workspace_tools/export/gccarm.py
+++ b/workspace_tools/export/gccarm.py
@@ -71,6 +71,7 @@ class GccArm(Exporter):
'NRF51_DK',
'NRF51_DONGLE',
'BLE_SMURFS',
+ 'DISCO_F401VC',
]
DOT_IN_RELATIVE_PATH = True
diff --git a/workspace_tools/targets.py b/workspace_tools/targets.py
index d4554741dc..8a4892d4a0 100644
--- a/workspace_tools/targets.py
+++ b/workspace_tools/targets.py
@@ -647,7 +647,15 @@ class MTS_DRAGONFLY_F411RE(Target):
self.supported_toolchains = ["ARM", "uARM", "GCC_ARM", "IAR"]
self.default_toolchain = "ARM"
-
+class DISCO_F401VC(Target):
+ def __init__(self):
+ Target.__init__(self)
+ self.core = "Cortex-M4F"
+ self.extra_labels = ['STM', 'STM32F4', 'STM32F401', 'STM32F401VC']
+ self.supported_toolchains = ["GCC_ARM"]
+ self.default_toolchain = "GCC_ARM"
+
+
### Nordic ###
class NRF51822(Target):
@@ -898,7 +906,8 @@ TARGETS = [
MTS_MDOT_F405RG(),
MTS_MDOT_F411RE(),
MTS_DRAGONFLY_F411RE(),
-
+ DISCO_F401VC(),
+
### Nordic ###
NRF51822(),
NRF51822_OTA(), # nRF51822