diff options
| -rw-r--r-- | src/stm32/adc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/stm32/adc.c b/src/stm32/adc.c index 3998915f..ac769c4f 100644 --- a/src/stm32/adc.c +++ b/src/stm32/adc.c @@ -69,7 +69,8 @@ gpio_adc_setup(uint32_t pin) uint32_t aticks = 3; // 2.5-3.2us (depending on stm32 chip) adc->SMPR1 = (aticks | (aticks << 3) | (aticks << 6) | (aticks << 9) | (aticks << 12) | (aticks << 15) | (aticks << 18) - | (aticks << 21) | (aticks << 24)); + | (aticks << 21) + | (CONFIG_MACH_STM32F4 ? aticks << 24 : 0)); adc->SMPR2 = (aticks | (aticks << 3) | (aticks << 6) | (aticks << 9) | (aticks << 12) | (aticks << 15) | (aticks << 18) | (aticks << 21) | (aticks << 24) | (aticks << 27)); |