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STM32 : Separate internal ADC channels with new pinmap #4878

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merged 7 commits into from Aug 14, 2017
Merged

STM32 : Separate internal ADC channels with new pinmap #4878

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aff3478
STM32F0 : internal ADC channels
jeromecoutant Jul 21, 2017
63ccfa0
STM32F1 : internal ADC channels
jeromecoutant Aug 9, 2017
3826ad2
STM32F3 : internal ADC channels
jeromecoutant Aug 9, 2017
803ab18
STM32F4 : internal ADC channels
jeromecoutant Aug 9, 2017
27bf7d2
STM32F7 : internal ADC channels
jeromecoutant Aug 9, 2017
726f207
STM32L0 : internal ADC channels
jeromecoutant Aug 9, 2017
54a32e0
STM32L1 : internal ADC channels
jeromecoutant Aug 9, 2017
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F0/TARGET_DISCO_F051R8/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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
{ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F030R8/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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
// {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18 - Not present
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F031K6/PeripheralPins.c
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Expand Up @@ -49,6 +49,10 @@ const PinMap PinMap_ADC[] = {
{PA_7, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC_IN7
{PB_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC_IN8
{PB_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC_IN9
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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
{ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F042K6/PeripheralPins.c
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Expand Up @@ -49,6 +49,10 @@ const PinMap PinMap_ADC[] = {
{PA_7, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC_IN7
{PB_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC_IN8
{PB_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC_IN9
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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
{ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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
// {ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18 - Not present
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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
{ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18
Expand Down
31 changes: 20 additions & 11 deletions targets/TARGET_STM/TARGET_STM32F0/analogin_api.c
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Expand Up @@ -39,20 +39,29 @@
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->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
uint32_t function = (uint32_t)NC;

// ADC Internal Channels "pins" (Temperature, Vref, Vbat, ...)
// are described in PinNames.h and PeripheralPins.c
// Pin value must be between 0xF0 and 0xFF
if ((pin < 0xF0) || (pin >= 0x100)) {
// Normal channels
// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
// Get the functions (adc channel) from the pin and assign it to the object
function = pinmap_function(pin, PinMap_ADC);
// Configure GPIO
pinmap_pinout(pin, PinMap_ADC);
} else {
// Internal channels
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC_Internal);
function = pinmap_function(pin, PinMap_ADC_Internal);
// No GPIO configuration for internal channels
}
MBED_ASSERT(obj->handle.Instance != (ADC_TypeDef *)NC);

// Get the functions (adc channel) from the pin and assign it to the object
uint32_t function = pinmap_function(pin, PinMap_ADC);
MBED_ASSERT(function != (uint32_t)NC);
obj->channel = STM_PIN_CHANNEL(function);

// Configure GPIO excepted for internal channels (Temperature, Vref, Vbat, ...)
// ADC Internal Channels "pins" are described in PinNames.h and must have a value >= 0xF0
if (pin < 0xF0) {
pinmap_pinout(pin, PinMap_ADC);
}
obj->channel = STM_PIN_CHANNEL(function);

// Save pin number for the read function
obj->pin = pin;
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F1/TARGET_BLUEPILL_F103C8/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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}
Expand Down
4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F1/TARGET_DISCO_F100RB/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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}
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F1/TARGET_NUCLEO_F103RB/PeripheralPins.c
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Expand Up @@ -55,6 +55,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{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}
Expand Down
32 changes: 20 additions & 12 deletions targets/TARGET_STM/TARGET_STM32F1/analogin_api.c
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Expand Up @@ -40,21 +40,29 @@ int adc_inited = 0;
void analogin_init(analogin_t *obj, PinName pin)
{
RCC_PeriphCLKInitTypeDef PeriphClkInit;

// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
uint32_t function = (uint32_t)NC;

// ADC Internal Channels "pins" (Temperature, Vref, Vbat, ...)
// are described in PinNames.h and PeripheralPins.c
// Pin value must be between 0xF0 and 0xFF
if ((pin < 0xF0) || (pin >= 0x100)) {
// Normal channels
// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
// Get the functions (adc channel) from the pin and assign it to the object
function = pinmap_function(pin, PinMap_ADC);
// Configure GPIO
pinmap_pinout(pin, PinMap_ADC);
} else {
// Internal channels
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC_Internal);
function = pinmap_function(pin, PinMap_ADC_Internal);
// No GPIO configuration for internal channels
}
MBED_ASSERT(obj->handle.Instance != (ADC_TypeDef *)NC);

// Get the functions (adc channel) from the pin and assign it to the object
uint32_t function = pinmap_function(pin, PinMap_ADC);
MBED_ASSERT(function != (uint32_t)NC);
obj->channel = STM_PIN_CHANNEL(function);

// Configure GPIO excepted for internal channels (Temperature, Vref, Vbat, ...)
// ADC Internal Channels "pins" are described in PinNames.h and must have a value >= 0xF0
if (pin < 0xF0) {
pinmap_pinout(pin, PinMap_ADC);
}
obj->channel = STM_PIN_CHANNEL(function);

// Save pin number for the read function
obj->pin = pin;
Expand Down
4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F302x8/TARGET_NUCLEO_F302R8/PeripheralPins.c
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Expand Up @@ -57,6 +57,10 @@ const PinMap PinMap_ADC[] = {
{PC_2, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC1_IN8
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC1_IN9

{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VBAT, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)}, // ADC1_IN17
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
Expand Down
4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F303x8/TARGET_NUCLEO_F303K8/PeripheralPins.c
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Expand Up @@ -51,6 +51,10 @@ const PinMap PinMap_ADC[] = {
{PB_0, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC1_IN11 - ARDUINO D3
{PB_1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 12, 0)}, // ADC1_IN12 - ARDUINO D6

{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VREF1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
{ADC_VREF2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC2_IN18
Expand Down
4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F303xC/TARGET_DISCO_F303VC/PeripheralPins.c
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Expand Up @@ -95,6 +95,10 @@ const PinMap PinMap_ADC[] = {
//{PF_2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC2_IN10
{PF_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC1_IN5

{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VREF1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
{ADC_VREF2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC2_IN18
Expand Down
4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F303xE/TARGET_NUCLEO_F303RE/PeripheralPins.c
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Expand Up @@ -58,6 +58,10 @@ const PinMap PinMap_ADC[] = {
{PC_4, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC2_IN5
{PC_5, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC2_IN11

{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VREF1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
{ADC_VREF2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC2_IN18
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3 changes: 3 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F303xE/TARGET_NUCLEO_F303ZE/PeripheralPins.c
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Expand Up @@ -91,7 +91,10 @@ const PinMap PinMap_ADC[] = {
//{PF_2, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC1_IN10
{PF_2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 10, 0)}, // ADC2_IN10
{PF_4, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC1_IN5
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VREF1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
{ADC_VREF2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC2_IN18
Expand Down
3 changes: 3 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F334x8/TARGET_DISCO_F334C8/PeripheralPins.c
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Expand Up @@ -55,7 +55,10 @@ const PinMap PinMap_ADC[] = {
{PB_13, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC1_IN13
{PB_14, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 14, 0)}, // ADC2_IN14
{PB_15, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 15, 0)}, // ADC2_IN15
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VREF1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
{ADC_VREF2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC2_IN18
Expand Down
3 changes: 3 additions & 0 deletions targets/TARGET_STM/TARGET_STM32F3/TARGET_STM32F334x8/TARGET_NUCLEO_F334R8/PeripheralPins.c
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Expand Up @@ -62,7 +62,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC1_IN9
{PC_4, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC2_IN5
{PC_5, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 11, 0)}, // ADC2_IN11
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)}, // ADC1_IN16
{ADC_VREF1, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC1_IN18
{ADC_VREF2, ADC_2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC2_IN18
Expand Down
31 changes: 20 additions & 11 deletions targets/TARGET_STM/TARGET_STM32F3/analogin_api.c
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Expand Up @@ -52,20 +52,29 @@ void analogin_init(analogin_t *obj, PinName pin)
static int adc4_inited = 0;
#endif

// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
uint32_t function = (uint32_t)NC;

// ADC Internal Channels "pins" (Temperature, Vref, Vbat, ...)
// are described in PinNames.h and PeripheralPins.c
// Pin value must be between 0xF0 and 0xFF
if ((pin < 0xF0) || (pin >= 0x100)) {
// Normal channels
// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
// Get the functions (adc channel) from the pin and assign it to the object
function = pinmap_function(pin, PinMap_ADC);
// Configure GPIO
pinmap_pinout(pin, PinMap_ADC);
} else {
// Internal channels
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC_Internal);
function = pinmap_function(pin, PinMap_ADC_Internal);
// No GPIO configuration for internal channels
}
MBED_ASSERT(obj->handle.Instance != (ADC_TypeDef *)NC);

// Get the pin function and assign the used channel to the object
uint32_t function = pinmap_function(pin, PinMap_ADC);
MBED_ASSERT(function != (uint32_t)NC);
obj->channel = STM_PIN_CHANNEL(function);

// Configure GPIO excepted for internal channels (Temperature, Vref, Vbat, ...)
// ADC Internal Channels "pins" are described in PinNames.h and must have a value >= 0xF0
if (pin < 0xF0) {
pinmap_pinout(pin, PinMap_ADC);
}
obj->channel = STM_PIN_CHANNEL(function);

// Save pin number for the read function
obj->pin = pin;
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4 changes: 2 additions & 2 deletions targets/TARGET_STM/TARGET_STM32F4/analogin_api.c
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Expand Up @@ -51,8 +51,8 @@ void analogin_init(analogin_t *obj, PinName pin)
#endif
// ADC Internal Channels "pins" (Temperature, Vref, Vbat, ...)
// are described in PinNames.h and PeripheralPins.c
// Pin value must be >= 0xF0
if (pin < 0xF0) {
// Pin value must be between 0xF0 and 0xFF
if ((pin < 0xF0) || (pin >= 0x100)) {
// Normal channels
// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
Expand Down
4 changes: 2 additions & 2 deletions targets/TARGET_STM/TARGET_STM32F7/analogin_api.c
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Expand Up @@ -51,8 +51,8 @@ void analogin_init(analogin_t *obj, PinName pin)
#endif
// ADC Internal Channels "pins" (Temperature, Vref, Vbat, ...)
// are described in PinNames.h and PeripheralPins.c
// Pin value must be >= 0xF0
if (pin < 0xF0) {
// Pin value must be between 0xF0 and 0xFF
if ((pin < 0xF0) || (pin >= 0x100)) {
// Normal channels
// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *) pinmap_peripheral(pin, PinMap_ADC);
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4 changes: 2 additions & 2 deletions targets/TARGET_STM/TARGET_STM32L0/analogin_api.c
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Expand Up @@ -45,8 +45,8 @@ void analogin_init(analogin_t *obj, PinName pin)

// ADC Internal Channels "pins" (Temperature, Vref, Vbat, ...)
// are described in PinNames.h and PeripheralPins.c
// Pin value must be >= 0xF0
if (pin < 0xF0) {
// Pin value must be between 0xF0 and 0xFF
if ((pin < 0xF0) || (pin >= 0x100)) {
// Normal channels
// Get the peripheral name from the pin and assign it to the object
obj->handle.Instance = (ADC_TypeDef *)pinmap_peripheral(pin, PinMap_ADC);
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32L1/TARGET_MOTE_L152RC/PeripheralPins.c
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Expand Up @@ -59,6 +59,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)},
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)},
{NC, NC, 0}
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32L1/TARGET_NUCLEO_L152RE/PeripheralPins.c
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Expand Up @@ -59,6 +59,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)},
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)},
{NC, NC, 0}
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32L1/TARGET_NZ32_SC151/PeripheralPins.c
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Expand Up @@ -59,6 +59,10 @@ const PinMap PinMap_ADC[] = {
{PC_3, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 13, 0)}, // ADC_IN13
{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
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)},
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)},
{NC, NC, 0}
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4 changes: 4 additions & 0 deletions targets/TARGET_STM/TARGET_STM32L1/TARGET_XDOT_L151CC/PeripheralPins.c
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Expand Up @@ -49,6 +49,10 @@ const PinMap PinMap_ADC[] = {
{PB_13, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 19, 0)}, // ADC_IN19
{PB_14, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 20, 0)}, // ADC_IN20
{PB_15, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 21, 0)}, // ADC_IN21
{NC, NC, 0}
};

const PinMap PinMap_ADC_Internal[] = {
{ADC_TEMP, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 16, 0)},
{ADC_VREF, ADC_1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 17, 0)},
{NC, NC, 0}
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