stm32/adc: Add ADC auto-calibration for L4 MCUs.
This increases the precision of the ADC.
@@ -263,6 +263,9 @@ STATIC void adcx_init_periph(ADC_HandleTypeDef *adch, uint32_t resolution) {
#if defined(STM32H7)
HAL_ADCEx_Calibration_Start(adch, ADC_CALIB_OFFSET, ADC_SINGLE_ENDED);
#endif
+ #if defined(STM32L4)
+ HAL_ADCEx_Calibration_Start(adch, ADC_SINGLE_ENDED);
+ #endif
}
STATIC void adc_init_single(pyb_obj_adc_t *adc_obj) {
