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TARGET_STM32F1: don't set ADC common register when ADC doesn't support it 

STM32F103ZE: ADC3 doesn't support common settings.
__LL_ADC_COMMON_INSTANCE(ADC3) returns 0
pull/12357/head
Alexandre Bourdiol 2020-02-03 15:53:40 +01:00
parent 0f4a9867be
commit 03b03feb8d
1 changed files with 4 additions and 1 deletions
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5
targets/TARGET_STM/TARGET_STM32F1/analogin_device.c
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@ -177,7 +177,10 @@ uint16_t adc_read(analogin_t *obj)
if (HAL_ADC_PollForConversion(&obj->handle, 10) == HAL_OK) { if (HAL_ADC_PollForConversion(&obj->handle, 10) == HAL_OK) {
adcValue = (uint16_t)HAL_ADC_GetValue(&obj->handle); adcValue = (uint16_t)HAL_ADC_GetValue(&obj->handle);
} }
LL_ADC_SetCommonPathInternalCh(__LL_ADC_COMMON_INSTANCE((&obj->handle)->Instance), LL_ADC_PATH_INTERNAL_NONE);
if (__LL_ADC_COMMON_INSTANCE(__LL_ADC_COMMON_INSTANCE((&obj->handle)->Instance)) != 0U) {
LL_ADC_SetCommonPathInternalCh(__LL_ADC_COMMON_INSTANCE((&obj->handle)->Instance), LL_ADC_PATH_INTERNAL_NONE);
}
return adcValue; return adcValue;
} }