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Add channel 17 for Vref

pull/2923/head
bcostm 2016-10-05 11:12:47 +02:00
parent bcd8f2431a
commit 354ffe84ab
7 changed files with 20 additions and 11 deletions
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1
targets/TARGET_STM/TARGET_STM32F1/TARGET_BLUEPILL_F103C8/PeripheralPins.c
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@ -56,6 +56,7 @@ const PinMap PinMap_ADC[] = {
{PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC_IN14
{PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC_IN15
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC_IN16
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // ADC_IN17
{NC, NC, 0}
};

1
targets/TARGET_STM/TARGET_STM32F1/TARGET_BLUEPILL_F103C8/PinNames.h
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@ -132,6 +132,7 @@ typedef enum {
// ADC internal channels
ADC_TEMP = 0xF0,
ADC_VREF = 0xF1,
// PCB printout
A0 = PA_0,

1
targets/TARGET_STM/TARGET_STM32F1/TARGET_DISCO_F100RB/PeripheralPins.c
View File

@ -56,6 +56,7 @@ const PinMap PinMap_ADC[] = {
{PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC_IN14
{PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC_IN15
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC_IN16
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // ADC_IN17
{NC, NC, 0}
};

1
targets/TARGET_STM/TARGET_STM32F1/TARGET_DISCO_F100RB/PinNames.h
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@ -134,6 +134,7 @@ typedef enum {
// ADC internal channels
ADC_TEMP = 0xF0,
ADC_VREF = 0xF1,
// Arduino connector namings
PA0 = PA_0,

1
targets/TARGET_STM/TARGET_STM32F1/TARGET_NUCLEO_F103RB/PeripheralPins.c
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@ -56,6 +56,7 @@ const PinMap PinMap_ADC[] = {
{PC_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC_IN14
{PC_5, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC_IN15
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC_IN16
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // ADC_IN17
{NC, NC, 0}
};

1
targets/TARGET_STM/TARGET_STM32F1/TARGET_NUCLEO_F103RB/PinNames.h
View File

@ -132,6 +132,7 @@ typedef enum {
// ADC internal channels
ADC_TEMP = 0xF0,
ADC_VREF = 0xF1,
// Arduino connector namings
A0 = PA_0,

7
targets/TARGET_STM/TARGET_STM32F1/analogin_api.c
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@ -52,8 +52,8 @@ void analogin_init(analogin_t *obj, PinName pin)
MBED_ASSERT(function != (uint32_t)NC);
obj->channel = STM_PIN_CHANNEL(function);
// Configure GPIO excepted for internal channels (Temperature)
if (obj->channel != 16) {
// Configure GPIO excepted for internal channels (Temperature, Vref)
if ((obj->channel != 16) && (obj->channel != 17)) {
pinmap_pinout(pin, PinMap_ADC);
}
@ -152,6 +152,9 @@ static inline uint16_t adc_read(analogin_t *obj)
case 16:
sConfig.Channel = ADC_CHANNEL_16;
break;
case 17:
sConfig.Channel = ADC_CHANNEL_17;
break;
default:
return 0;
}