经典_STM32_ADC多通道采样的例子（3） 寄存器, 经典, 通道, 外设

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void ADC1_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure;

ADC_DeInit(ADC1); //将外设 ADC1 的全部寄存器重设为缺省值


ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;//ADC工作模式:ADC1和ADC2工作在独立模式
ADC_InitStructure.ADC_ScanConvMode =ENABLE; //模数转换工作在扫描模式
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;//模数转换工作在连续转换模式
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;//外部触发转换关闭
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;//ADC数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = M; //顺序进行规则转换的ADC通道的数目
ADC_Init(ADC1, &ADC_InitStructure);//根据ADC_InitStruct中指定的参数初始化外设ADCx的寄存器


//设置指定ADC的规则组通道，设置它们的转化顺序和采样时间
//ADC1,ADC通道x,规则采样顺序值为y,采样时间为239.5周期
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 2,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 3,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_3, 4,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 5,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, 6,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 7,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 8,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 9,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_13, 10,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 11,ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_15, 12,ADC_SampleTime_239Cycles5 );

// 开启ADC的DMA支持（要实现DMA功能，还需独立配置DMA通道等参数）
ADC_DMACmd(ADC1, ENABLE);


ADC_Cmd(ADC1, ENABLE); //使能指定的ADC1

ADC_ResetCalibration(ADC1); //复位指定的ADC1的校准寄存器

while(ADC_GetResetCalibrationStatus(ADC1));//获取ADC1复位校准寄存器的状态,设置状态则等待


ADC_StartCalibration(ADC1); //开始指定ADC1的校准状态

while(ADC_GetCalibrationStatus(ADC1));//获取指定ADC1的校准程序,设置状态则等待


}