From 0f7b5cceeaf48e0d9710d9a1b1be766018cc812f Mon Sep 17 00:00:00 2001 From: Damien George Date: Mon, 1 Jun 2020 21:31:07 +1000 Subject: [PATCH] stm32/machine_adc: Make setting of ADC1_COMMON->CCR clearer on STM32WB. --- ports/stm32/machine_adc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/ports/stm32/machine_adc.c b/ports/stm32/machine_adc.c index 5ba000a233..f29896d37c 100644 --- a/ports/stm32/machine_adc.c +++ b/ports/stm32/machine_adc.c @@ -132,8 +132,10 @@ STATIC void adc_config(ADC_TypeDef *adc, uint32_t bits) { #elif defined(STM32H7) ADC12_COMMON->CCR = 3 << ADC_CCR_CKMODE_Pos; ADC3_COMMON->CCR = 3 << ADC_CCR_CKMODE_Pos; - #elif defined(STM32L0) || defined(STM32WB) + #elif defined(STM32L0) ADC1_COMMON->CCR = 0; // ADCPR=PCLK/2 + #elif defined(STM32WB) + ADC1_COMMON->CCR = 0 << ADC_CCR_PRESC_Pos | 0 << ADC_CCR_CKMODE_Pos; // PRESC=1, MODE=ASYNC #endif #if defined(STM32H7) || defined(STM32L4) || defined(STM32WB)