void Adc_t::Init() { rccEnableADC1(FALSE); // Enable digital clock SetupClk(adcDiv4); // Setup ADCCLK SetChannelCount(ADC_CHANNEL_CNT); for(uint8_t i = 0; i < ADC_CHANNEL_CNT; i++) ChannelConfig(AdcChannels[i]); // ==== DMA ==== // Here only unchanged parameters of the DMA are configured. dmaStreamAllocate (ADC_DMA, IRQ_PRIO_LOW, AdcTxIrq, NULL); dmaStreamSetPeripheral(ADC_DMA, &ADC1->DR); dmaStreamSetMode (ADC_DMA, ADC_DMA_MODE); }
void Adc_t::Init() { rccEnableADC1(FALSE); // Enable digital clock SetupClk(ADC_CLK_DIVIDER); // Setup ADCCLK // Setup channels SetSequenceLength(ADC_SEQ_LEN); uint8_t SeqIndx = 1; // First sequence item is 1, not 0 for(uint8_t i=0; i < ADC_CHANNEL_CNT; i++) { SetChannelSampleTime(AdcChannels[i], ADC_SAMPLE_TIME); for(uint8_t j=0; j<ADC_SAMPLE_CNT; j++) SetSequenceItem(SeqIndx++, AdcChannels[i]); } // ==== DMA ==== dmaStreamAllocate (ADC_DMA, IRQ_PRIO_LOW, AdcTxIrq, NULL); dmaStreamSetPeripheral(ADC_DMA, &ADC1->DR); dmaStreamSetMode (ADC_DMA, ADC_DMA_MODE); }