STM32L4: add ADC calibration

bcostm · bcostm · commit 4824e18a95e5 · 2017-09-27T14:38:34.000+02:00
diff --git a/targets/TARGET_STM/TARGET_STM32L4/analogin_api.c b/targets/TARGET_STM/TARGET_STM32L4/analogin_api.c
@@ -96,6 +96,9 @@ void analogin_init(analogin_t *obj, PinName pin)
         if (HAL_ADC_Init(&obj->handle) != HAL_OK) {
             error("Cannot initialize ADC\n");
         }
+
+        // Calibrate ADC
+        HAL_ADCEx_Calibration_Start(&obj->handle, ADC_SINGLE_ENDED);
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -96,6 +96,9 @@ void analogin_init(analogin_t *obj, PinName pin)`
`96`	`96`	`if (HAL_ADC_Init(&obj->handle) != HAL_OK) {`
`97`	`97`	`error("Cannot initialize ADC\n");`
`98`	`98`	`}`
	`99`	`+`
	`100`	`+ // Calibrate ADC`
	`101`	`+ HAL_ADCEx_Calibration_Start(&obj->handle, ADC_SINGLE_ENDED);`
`99`	`102`	`}`
`100`	`103`	`}`
`101`	`104`