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-rw-r--r--os/hal/ports/STM32/STM32F37x/hal_adc_lld.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/os/hal/ports/STM32/STM32F37x/hal_adc_lld.h b/os/hal/ports/STM32/STM32F37x/hal_adc_lld.h
index d78389e30..ddea23640 100644
--- a/os/hal/ports/STM32/STM32F37x/hal_adc_lld.h
+++ b/os/hal/ports/STM32/STM32F37x/hal_adc_lld.h
@@ -35,7 +35,7 @@
* @name Triggers selection
* @{
*/
-#define ADC_CR2_EXTSEL_SRC(n) ((n) << 24) /**< @brief Trigger source. */
+#define ADC_CR2_EXTSEL_SRC(n) ((n) << 17) /**< @brief Trigger source. */
/** @} */
/**