ReSpeaker DSP V02
Dependencies: mbed MbedJSONValue
adc_init.h
- Committer:
- Arkadi
- Date:
- 2019-06-20
- Revision:
- 14:8a4699aa69b5
- Parent:
- 13:c0a13a99905e
File content as of revision 14:8a4699aa69b5:
//////////////////////// // ADC Init functions // //////////////////////// /* ADC1 init function */ void ADC1_Init(void) { ADC_ChannelConfTypeDef sConfig; // Common config hadc1.Instance = ADC1; // hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV4; // ADC_CLOCK_SYNC_PCLK_DIV2 - div2 is above physical recomendetion, div4 is about 1.25 mhz hadc1.Init.Resolution = ADC_RESOLUTION12b; // hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT; // hadc1.Init.ScanConvMode = DISABLE; // hadc1.Init.EOCSelection = DISABLE; // hadc1.Init.ContinuousConvMode = ENABLE; // hadc1.Init.DMAContinuousRequests = ENABLE; // hadc1.Init.NbrOfConversion = 1; // hadc1.Init.DiscontinuousConvMode = DISABLE; // hadc1.Init.NbrOfDiscConversion = 0; // hadc1.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T1_CC1; // hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE; // if (HAL_ADC_Init(&hadc1) != HAL_OK) { printf("!!! Error in ADC initialization !!!\n"); } // Configure Regular Channel sConfig.Channel = ADC_CHANNEL_0; sConfig.Rank = 1; //sConfig.SingleDiff = ADC_SINGLE_ENDED; sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES; sConfig.Offset = 0; if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK) { printf("!!! Error in ADC channel initialization !!!\n"); } } /* DAC1 init function */ void DAC1_Init(void) { DAC_ChannelConfTypeDef sConfig; // DAC Initialization hdac1.Instance = DAC; if(HAL_DAC_Init(&hdac1) != HAL_OK) { printf("!!! Error in DAC initialization !!!\n"); } // DAC channel OUT1 config sConfig.DAC_Trigger = DAC_TRIGGER_NONE; sConfig.DAC_OutputBuffer = DAC_OUTPUTBUFFER_ENABLE; if (HAL_DAC_ConfigChannel(&hdac1, &sConfig, DAC_CHANNEL_1) != HAL_OK) { printf("!!! Error in DAC channel initialization !!!\n"); } }