[chibios] Fix ADC reading sample rate error on H7 (reading wrong ADC …

…values)
paparazzi · Jul 31, 2023 · 8580582 · 8580582
1 parent 5a51d5f
commit 8580582
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sw/airborne/arch/chibios/mcu_periph/adc_arch.c b/sw/airborne/arch/chibios/mcu_periph/adc_arch.c
@@ -201,7 +201,7 @@ static void adc_configure(ADCConversionGroup *cfg, uint8_t num_channels, const u
 
 #if defined(STM32H7XX) || defined(STM32F3XX) || defined(STM32G4XX) || defined(STM32L4XX)
     cfg->pcsel |= (1 << chan);
-    cfg->smpr[chan / 10] |= sample_rate << (3 << (chan % 10));
+    cfg->smpr[chan / 10] |= sample_rate << (3 * (chan % 10));
 
     if (i < 4) {
       cfg->sqr[0] |= chan << (6 * (i + 1));