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Fixed ADC read value #170

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Merged
merged 1 commit into from
Dec 10, 2017
Merged

Fixed ADC read value #170

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5 changes: 5 additions & 0 deletions cores/arduino/stm32/analog.c
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Original file line number Diff line number Diff line change
Expand Up @@ -606,6 +606,11 @@ uint16_t adc_read_value(PinName pin)
AdcChannelConf.Rank = ADC_REGULAR_RANK_1; /* Specifies the rank in the regular group sequencer */
#ifndef STM32L0xx
AdcChannelConf.SamplingTime = SAMPLINGTIME; /* Sampling time value to be set for the selected channel */
#endif
#if defined (STM32F3xx) || defined (STM32L4xx)
AdcChannelConf.SingleDiff = ADC_SINGLE_ENDED; /* Single-ended input channel */
AdcChannelConf.OffsetNumber = ADC_OFFSET_NONE; /* No offset subtraction */
AdcChannelConf.Offset = 0; /* Parameter discarded because offset correction is disabled */
#endif
/*##-2- Configure ADC regular channel ######################################*/
if (HAL_ADC_ConfigChannel(&AdcHandle, &AdcChannelConf) != HAL_OK)
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