我可以使用此代码 ADCValue = HAL_ADC_GetValue(&hadc1); 从ADC1_IN1通道读取ADC值,但ADC1端口(可以看到图片)有很多通道 . 如何读取ADC1_IN2中的值?如何在代码中描述通道2?
ADCValue = HAL_ADC_GetValue(&hadc1);
您可以通过 HAL_ADC_ConfigChannel 功能设置ADC通道:
HAL_ADC_ConfigChannel
ADC_ChannelConfTypeDef sConfig; sConfig.Channel = ADC_CHANNEL_2; // ADC Channel sConfig.Rank = 1; //Rank (1-16) Rank: The rank in the regular group sequencer. sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES; //ADC Sampling Times sConfig.Offset = 0; // Reserved if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK) { //Error }
Description of STM32F4xx HAL drivers
1 回答
您可以通过
HAL_ADC_ConfigChannel
功能设置ADC通道:Description of STM32F4xx HAL drivers