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STM32L1 : enable ADC after deepsleep #14478

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Merged
merged 1 commit into from
Apr 7, 2021
Merged

STM32L1 : enable ADC after deepsleep #14478

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10 changes: 5 additions & 5 deletions targets/TARGET_STM/TARGET_STM32L1/analogin_device.c
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,11 @@ void analogin_init(analogin_t *obj, PinName pin)
if (HAL_ADC_Init(&obj->handle) != HAL_OK) {
error("Cannot initialize ADC");
}
}

uint16_t adc_read(analogin_t *obj)
{
ADC_ChannelConfTypeDef sConfig = {0};

if (!__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY)) {
// Enable the HSI (to clock the ADC)
Expand All @@ -86,11 +91,6 @@ void analogin_init(analogin_t *obj, PinName pin)
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
HAL_RCC_OscConfig(&RCC_OscInitStruct);
}
}

uint16_t adc_read(analogin_t *obj)
{
ADC_ChannelConfTypeDef sConfig = {0};

// Configure ADC channel
sConfig.Rank = ADC_REGULAR_RANK_1;
Expand Down