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Merge pull request #1409 from readerror67/f3adcfix

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F3 ADC fix.
This commit is contained in:
Dominic Clifton 2015-10-19 23:02:41 +01:00
commit efc31f9d57
1 changed files with 9 additions and 7 deletions
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16
src/main/drivers/adc_stm32f30x.c
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@ -91,14 +91,16 @@ void adcInit(drv_adc_config_t *init)
#endif
#ifdef EXTERNAL1_ADC_GPIO
GPIO_InitStructure.GPIO_Pin = EXTERNAL1_ADC_GPIO_PIN;
GPIO_Init(EXTERNAL1_ADC_GPIO, &GPIO_InitStructure);
if (init->enableExternal1) {
GPIO_InitStructure.GPIO_Pin = EXTERNAL1_ADC_GPIO_PIN;
GPIO_Init(EXTERNAL1_ADC_GPIO, &GPIO_InitStructure);
adcConfig[ADC_EXTERNAL1].adcChannel = EXTERNAL1_ADC_CHANNEL;
adcConfig[ADC_EXTERNAL1].dmaIndex = adcChannelCount;
adcConfig[ADC_EXTERNAL1].sampleTime = ADC_SampleTime_601Cycles5;
adcConfig[ADC_EXTERNAL1].enabled = true;
adcChannelCount++;
adcConfig[ADC_EXTERNAL1].adcChannel = EXTERNAL1_ADC_CHANNEL;
adcConfig[ADC_EXTERNAL1].dmaIndex = adcChannelCount;
adcConfig[ADC_EXTERNAL1].sampleTime = ADC_SampleTime_601Cycles5;
adcConfig[ADC_EXTERNAL1].enabled = true;
adcChannelCount++;
}
#endif
RCC_ADCCLKConfig(RCC_ADC12PLLCLK_Div256); // 72 MHz divided by 256 = 281.25 kHz