From 6e4468a2ab3be4a258d8c50929c553550301b1cb Mon Sep 17 00:00:00 2001 From: iabdalkader Date: Fri, 11 Oct 2019 22:38:50 +0200 Subject: [PATCH] stm32/adc: Fix sampling for internal channels on H7 MCUs. Set to 810 cycles following HAL examples. --- ports/stm32/adc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ports/stm32/adc.c b/ports/stm32/adc.c index 50abbebe1..ca8366652 100644 --- a/ports/stm32/adc.c +++ b/ports/stm32/adc.c @@ -330,7 +330,7 @@ STATIC void adc_config_channel(ADC_HandleTypeDef *adc_handle, uint32_t channel) sConfig.SamplingTime = ADC_SAMPLETIME_15CYCLES; #elif defined(STM32H7) if (__HAL_ADC_IS_CHANNEL_INTERNAL(channel)) { - sConfig.SamplingTime = ADC_SAMPLETIME_387CYCLES_5; + sConfig.SamplingTime = ADC_SAMPLETIME_810CYCLES_5; } else { sConfig.SamplingTime = ADC_SAMPLETIME_8CYCLES_5; }