[NUCLEO_L152RE] Typo corrections

libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/PinNames.h

@@ -143,6 +143,8 @@ typedef enum {
     LED3        = PA_5,
     LED4        = PA_5,
     USER_BUTTON = PC_13,
+    SERIAL_TX   = PA_2,
+    SERIAL_RX   = PA_3,
     USBTX       = PA_2,
     USBRX       = PA_3,
     I2C_SCL     = PB_8,

libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/device.h

@@ -42,10 +42,10 @@
 #define DEVICE_SERIAL           1
 
 #define DEVICE_I2C              1
-#define DEVICE_I2CSLAVE         0
+#define DEVICE_I2CSLAVE         0 // Not yet supported
 
 #define DEVICE_SPI              1
-#define DEVICE_SPISLAVE         0
+#define DEVICE_SPISLAVE         0 // Not yet supported
 
 #define DEVICE_RTC              1
 
@@ -63,7 +63,7 @@
 
 #define DEVICE_STDIO_MESSAGES   1
 
-//#define DEVICE_ERROR_RED      0
+#define DEVICE_ERROR_RED        0
 
 #include "objects.h"
 

libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/pinmap.c

@@ -95,8 +95,7 @@ void pin_function(PinName pin, int data) {
     GPIO_InitStructure.GPIO_PuPd  = (GPIOPuPd_TypeDef)pupd;
     GPIO_Init(gpio, &GPIO_InitStructure);
     
-    // *** TODO ***
-    // Disconnect JTAG-DP + SW-DP signals.
+    // [TODO] Disconnect JTAG-DP + SW-DP signals.
     // Warning: Need to reconnect under reset
     //if ((pin == PA_13) || (pin == PA_14)) {
     //

libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/rtc_api.c

@@ -49,7 +49,7 @@ void rtc_init(void) {
       
     RTC_WaitForSynchro(); // Wait for RTC registers synchronization
 
-    uint32_t lsi_freq = 40000; // *** TODO** To be measured precisely using a timer input capture
+    uint32_t lsi_freq = 40000; // [TODO] To be measured precisely using a timer input capture
 
     RTC_InitTypeDef RTC_InitStructure;
     RTC_InitStructure.RTC_AsynchPrediv = 127;