void ADC_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure;
ADC_StructInit(&ADC_InitStructure);
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_Init(ADC2, &ADC_InitStructure);
/* ADC1 regular channels configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1 , ADC_SampleTime_239Cycles5);
ADC_ITConfig(ADC1, ADC_IT_EOC, DISABLE);
/* ADC2 regular channels configuration */
ADC_RegularChannelConfig(ADC2, ADC_Channel_4, 1, ADC_SampleTime_239Cycles5);
ADC_ITConfig(ADC2, ADC_IT_EOC, DISABLE);
/* Enable ADC1 DMA */
//ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1,2 */
ADC_Cmd(ADC1, ENABLE);
ADC_Cmd(ADC2, ENABLE);
/* Enable ADC1,2 reset calibaration register */
/* Check the end of ADC1,2 reset calibration register */
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_ResetCalibration(ADC2);
while(ADC_GetResetCalibrationStatus(ADC2));
/* Start ADC1,2 calibaration */
/* Check the end of ADC1,2 calibration */
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC2);
while(ADC_GetCalibrationStatus(ADC2));
/* Start ADC2 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
}
static void ADC_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_ADC2 , ENABLE);
// ADC1 configuration
ADC_DeInit(ADC1);
ADC_InitStructure.ADC_Mode = ADC_Mode_RegSimult;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T2_CC2;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 3;
ADC_Init(ADC1, &ADC_InitStructure);
// ADC1 channel sequence
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_28Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 2, ADC_SampleTime_28Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 3, ADC_SampleTime_28Cycles5);
// ADC2 configuration
ADC_DeInit(ADC2);
ADC_InitStructure.ADC_Mode = ADC_Mode_RegSimult;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 3;
ADC_Init(ADC2, &ADC_InitStructure);
// ADC2 channel sequence
ADC_RegularChannelConfig(ADC2, ADC_Channel_2, 1, ADC_SampleTime_28Cycles5);
ADC_RegularChannelConfig(ADC2, ADC_Channel_3, 2, ADC_SampleTime_28Cycles5);
ADC_RegularChannelConfig(ADC2, ADC_Channel_17, 3, ADC_SampleTime_28Cycles5);
// Enable ADC1
ADC_Cmd(ADC1, ENABLE);
// Calibrate ADC1
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
// Enable ADC1 external trigger
ADC_ExternalTrigConvCmd(ADC1, ENABLE);
ADC_TempSensorVrefintCmd(ENABLE);
// Enable ADC2
ADC_Cmd(ADC2, ENABLE);
// Calibrate ADC2
ADC_ResetCalibration(ADC2);
while(ADC_GetResetCalibrationStatus(ADC2));
ADC_StartCalibration(ADC2);
while(ADC_GetCalibrationStatus(ADC2));
// Enable ADC2 external trigger
ADC_ExternalTrigConvCmd(ADC2, ENABLE);
}
void ADC_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure;
RCC_ADCCLKConfig(RCC_PCLK2_Div6); // PCLK2 is the APB2 clock, ADCCLK = PCLK2/6 = 60/6 = 10MHz
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE); // Enable ADC1 clock so that we can talk to it
ADC_DeInit(ADC1); // Put everything back to power-on defaults
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; // ADC2 not depenedent on ADC1
ADC_InitStructure.ADC_ScanConvMode = DISABLE; // Disable the scan conversion so we do one at a time
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE; // Don't do contimuous conversions - do them on demand
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; // Start conversin by software, not an external trigger
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; // Conversions are 12 bit - put them in the lower 12 bits of the result
ADC_InitStructure.ADC_NbrOfChannel = 1; // How many channels would be used by the sequencer
ADC_Init(ADC1, &ADC_InitStructure);
ADC_Cmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1); // Enable ADC1 reset calibaration register
while(ADC_GetResetCalibrationStatus(ADC1)); // Check the end of ADC1 reset calibration register
ADC_StartCalibration(ADC1); // Start ADC1 calibaration
while(ADC_GetCalibrationStatus(ADC1)); // Check the end of ADC1 calibration
ADC_TempSensorVrefintCmd(ENABLE); // enable Vrefint and Temperature sensor
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0; // Pin #0
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; // as analog input
GPIO_Init(GPIOB, &GPIO_InitStructure); // for Port B
}
void fft_ADC_Init(void)
{
ADC_InitTypeDef ADC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC | RCC_APB2Periph_ADC1,ENABLE);
// RCC_ADCCLKConfig(RCC_PCLK2_Div6);
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOC, &GPIO_InitStructure);
ADC_DeInit(ADC1);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_Cmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void sensor_init(void)
{
// 0. Run clocks
RCC_AHBPeriphClockCmd(SENSORS_DMA_RCC, ENABLE);
RCC_APB2PeriphClockCmd(SENSORS_ADC_RCC, ENABLE);
// 1. Init ADC
ADC_Init(SENSORS_ADC, &_adc);
// 2. Init DMA for writing measures directly to array
DMA_Init(SENSORS_DMA, &_dma); // SENSORS_ADC is on DMA1 channel 1
// 3. Setup SENSORS_ADC to send DMA requests
ADC_DMACmd(SENSORS_ADC, ENABLE);
// 4. Enable DMA
DMA_Cmd(SENSORS_DMA, ENABLE);
// 5. Enable ADC
ADC_Cmd(SENSORS_ADC, ENABLE);
// 6. Calibrate ADC
ADC_ResetCalibration(SENSORS_ADC);
while(ADC_GetResetCalibrationStatus(SENSORS_ADC));;;
ADC_StartCalibration(SENSORS_ADC);
while(ADC_GetCalibrationStatus(SENSORS_ADC));;;
}
/* 函数名：ADC1_Mode_Config*/
static void ADC1_Mode_Config(void)
{
DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
/* DMA channel1 configuration */
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; //ADC地址
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue;//内存地址
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 4;//开辟4个储存空间
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;//外设地址固定
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; //内存地址递增使能
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; //半字 16位
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; //循环传输
DMA_InitStructure.DMA_Priority = DMA_Priority_High;//高优先级
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
/* Enable DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* ADC1 configuration */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立ADC模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE ; //禁止扫描模式，扫描模式用于多通道采集
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //开启连续转换模式，即不停地进行ADC转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //不使用外部触发转换
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //采集数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 4; //要转换的通道数目1
ADC_Init(ADC1, &ADC_InitStructure);
/*配置ADC时钟，为PCLK2的8分频，即9Hz*/
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
/*ADCx,通道编号，扫描顺序，采样周期 */
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_1Cycles5);//电池电压
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 2, ADC_SampleTime_1Cycles5);//转把
ADC_RegularChannelConfig(ADC1, ADC_Channel_5, 3, ADC_SampleTime_1Cycles5);//左电机电流
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 4, ADC_SampleTime_1Cycles5);//右电机电流
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/*复位校准寄存器 */
ADC_ResetCalibration(ADC1);
/*等待校准寄存器复位完成 */
while(ADC_GetResetCalibrationStatus(ADC1));
/* ADC校准 */
ADC_StartCalibration(ADC1);
/* 等待校准完成*/
while(ADC_GetCalibrationStatus(ADC1));
/* 由于没有采用外部触发，所以使用软件触发ADC转换 */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
/**
* @brief ADC初始化
* @param none
* @retval none
* @note 初始化PA.00为ADC1_CH0，单次转换，软件触发ADC转换
*/
void ADC_Initialize(void)
{
ADC_InitTypeDef ADC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
/* 使能GPIOA，ADC1,AFIO时钟 */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_ADC1, ENABLE);
/* 设置ADCCLK分频因子 ADCCLK = PCLK2/6，即 72MHz/6 = 12MHz */
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
/* 配置 PA.00 (ADC1_IN0) 作为模拟输入引脚 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure);
ADC_DeInit(ADC1); //将ADC1设为缺省值
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立模式
ADC_InitStructure.ADC_ScanConvMode = DISABLE; //单通道模式
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE; //单次转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //软件触发ADC转换
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //ADC数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 1; //规则转换通道数目
ADC_Init(ADC1, &ADC_InitStructure); //根据ADC_InitStruct初始化ADC
ADC_Cmd(ADC1, ENABLE); //使能ADC1
ADC_ResetCalibration(ADC1); //复位ADC校准寄存器
while(ADC_GetResetCalibrationStatus(ADC1)); //等待复位校准结束
ADC_StartCalibration(ADC1); //开启AD校准
while(ADC_GetCalibrationStatus(ADC1)); //等待校准结束
}
void adc_init() {
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 , ENABLE);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_16, 1, ADC_SampleTime_239Cycles5);
ADC_TempSensorVrefintCmd(ENABLE);
ADC_Cmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
// --------------------------------------------------------------------------
void adcInit(const UINT8 ui8_reference, const UINT8 ui8_prescaler)
{
ADC_InitTypeDef adc;
// suppress compiler complaints
(void)ui8_reference;
// configure ADC clock (must not exceed 14MHz)
RCC_ADCCLKConfig(prescaler_reg[ui8_prescaler]);
RCC_APB2PeriphClockCmd(ADC_RCC, ENABLE);
// reset current settings
ADC_DeInit(ADC_PERIPH);
ADC_StructInit(&adc);
adc.ADC_Mode = ADC_Mode_Independent;
adc.ADC_ScanConvMode = DISABLE;
adc.ADC_ContinuousConvMode = DISABLE;
adc.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
adc.ADC_DataAlign = ADC_DataAlign_Right;
adc.ADC_NbrOfChannel = 1;
ADC_Init(ADC_PERIPH, &adc);
ADC_Cmd(ADC_PERIPH, ENABLE);
// perform calibration, not needed but it don't hurt
ADC_ResetCalibration(ADC_PERIPH);
WAIT_FOR(ADC_GetResetCalibrationStatus(ADC_PERIPH));
ADC_StartCalibration(ADC_PERIPH);
WAIT_FOR(ADC_GetCalibrationStatus(ADC_PERIPH));
}
static void __ADC_Init(void)
{
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = (USE_ADC_PB0 + USE_ADC_PB1 + USE_ADC_PA4 + USE_ADC_PC0); //Change
ADC_Init(ADC1, &ADC_InitStructure);
#if (USE_ADC_PB0 == 1)
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 1, ADC_SampleTime_55Cycles5);
#endif
#if (USE_ADC_PB1 == 1)
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, 2, ADC_SampleTime_55Cycles5);
#endif
#if (USE_ADC_PA4 == 1)
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 3, ADC_SampleTime_55Cycles5);
#endif
#if (USE_ADC_PC0 == 1)
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 4, ADC_SampleTime_55Cycles5);
#endif
ADC_DMACmd(ADC1, ENABLE);
ADC_Cmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
/**
* @brief Initializes the ADC used by the Accelerometer.
* @retval None
*/
void Accel_ADC_Configuration() {
ADC_InitTypeDef ADC_InitStructure;
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 3;
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channel 10, 11, 12 configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 2, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 3, ADC_SampleTime_55Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1);
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1));
/* Start ADC1 calibaration */
ADC_StartCalibration(ADC1);
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1));
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void InitADC(void) {
ADC_InitTypeDef adc;
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
adc.ADC_Mode = ADC_Mode_Independent;
adc.ADC_NbrOfChannel = 1;
adc.ADC_ScanConvMode = DISABLE;
adc.ADC_DataAlign = ADC_DataAlign_Right;
adc.ADC_ContinuousConvMode = ENABLE;
adc.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_Init(AN_ADCx, &adc);
ADC_RegularChannelConfig(AN_ADCx, AN_CHx, 1, ADC_SampleTime_7Cycles5);
ADC_Cmd(AN_ADCx, ENABLE);
ADC_ResetCalibration(AN_ADCx);
while (ADC_GetResetCalibrationStatus(AN_ADCx)) {};
ADC_StartCalibration(AN_ADCx);
while (ADC_GetCalibrationStatus(AN_ADCx));
ADC_SoftwareStartConvCmd(AN_ADCx,ENABLE);
}
void TEMP_Init() //单次,单通道
{
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_ADC1,ENABLE);
RCC_ADCCLKConfig(RCC_PCLK2_Div6); //ADC时钟 = 72M/6 = 12M;
//ADC_初始化
ADC_DeInit(ADC1);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1,&ADC_InitStructure);
ADC_TempSensorVrefintCmd(ENABLE); //使能内部温度传感器(或参考电压)//======
ADC_Cmd(ADC1,ENABLE);
//校准
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
}
/*
Function £º
Initialize ADC function
Parameters£º
Return values£º
*/
static my_random_ADC_Init(void)
{
ADC_InitTypeDef ADC_InitStructure;
//The following are ADC1's registers settings
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;//AD module will select as independent mode
ADC_InitStructure.ADC_ScanConvMode = ENABLE;//auto scan mode has been enable
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;//Continuous convertion mode is enable
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;//Not external trigger interrupt function
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;//data align to right
ADC_InitStructure.ADC_NbrOfChannel = 1;//initialize ADC channel into 1
ADC_Init(ADC1, &ADC_InitStructure);//Build ADC1 settings
//PA0 & ADC1 related channel is 0
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_55Cycles5);
//USE ADC1
ADC_Cmd(ADC1, ENABLE);
//Reset ADC1's regiters
ADC_ResetCalibration(ADC1);
//Wait until the reset has been done
while(ADC_GetResetCalibrationStatus(ADC1));
//Start the calibration for ADC1
ADC_StartCalibration(ADC1);
//Wait until ADC1 calibration has been done
while(ADC_GetCalibrationStatus(ADC1));
//Convert to use ADC1
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void ADC_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC,ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1,ENABLE);
RCC_ADCCLKConfig(RCC_PCLK2_Div6);//12M ADC时钟 在72M的主频下
GPIO_InitStructure.GPIO_Pin=GPIO_Pin_1;//ADC1 端口初始化
GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AIN;
GPIO_Init(GPIOC,&GPIO_InitStructure);
ADC_InitStructure.ADC_Mode=ADC_Mode_Independent;//ADC初始化
ADC_InitStructure.ADC_ScanConvMode= ENABLE;//多通道模式
ADC_InitStructure.ADC_ContinuousConvMode=DISABLE;//单次模式 ;
ADC_InitStructure.ADC_ExternalTrigConv=ADC_ExternalTrigConv_None;//软件触发模式
ADC_InitStructure.ADC_DataAlign=ADC_DataAlign_Right;//数据右对齐
ADC_InitStructure.ADC_NbrOfChannel=1;//通道数目
ADC_Init(ADC1,&ADC_InitStructure);
ADC_RegularChannelConfig(ADC1,ADC_Channel_11,1,ADC_SampleTime_239Cycles5);
//ADC_RegularChannelConfig(ADC1,ADC_Channel_12,2,ADC_SampleTime_1Cycles5);
//ADC_RegularChannelConfig(ADC1,ADC_Channel_13,3,ADC_SampleTime_1Cycles5);
ADC_DMACmd(ADC1, ENABLE);//dma开启
ADC_Cmd(ADC1,ENABLE);//adc使能
ADC_ResetCalibration(ADC1);//复位 校准
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1,ENABLE);//ADC 软件启动
}
static void ConfigADC(void)
{
ADC_InitTypeDef ADC_InitStructure;
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = ADC_CHANNELS;
ADC_Init(ADC1, &ADC_InitStructure);
RCC_ADCCLKConfig(RCC_PCLK2_Div4);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1);
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1));
/* Start ADC1 calibaration */
ADC_StartCalibration(ADC1);
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1));
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_TIME);
ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 2, ADC_TIME);
ADC_RegularChannelConfig(ADC1, ADC_Channel_3, 3, ADC_TIME);
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 4, ADC_TIME);
ADC_RegularChannelConfig(ADC1, ADC_Channel_5, 5, ADC_TIME);
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 6, ADC_TIME);
}
void init_weight(void) {
// Init TypeDefs
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
// Init PA.1 as ADC Input
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
// Init ADC
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_55Cycles5);
ADC_Cmd(ADC1, ENABLE);
// Calibrate ADC
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
}
void ADC_Set(void)
{
ADC_DMACmd(ADC1, ENABLE);ADC_Cmd(ADC1, ENABLE); ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1)); ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
/**
* @brief Configures the ADC.
* @param None
* @retval None
*/
void ADC_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure; // Structure to initialize the ADC
// Configure ADC1 on channel 1
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE; // One channel only
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE; // Conversion on PWM rising edge only
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1; // Timer 1 CC1
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
// Initialise and enable ADC1
ADC_DeInit( ADC1 ); //Set ADC registers to default values
ADC_Init( ADC1, &ADC_InitStructure );
ADC_RegularChannelConfig( ADC1, ADC_Channel_10, 1, ADC_SampleTime_71Cycles5);
// Start transferts
ADC_ExternalTrigConvCmd( ADC1, ENABLE ); // Enable ADC1 external trigger
ADC_DMACmd( ADC1, ENABLE ); //Enable ADC1 DMA
ADC_Cmd( ADC1, ENABLE ); //Enable ADC1
// Enable JEOC interrupt
//ADC_ITConfig(ADC1, ADC_IT_JEOC, ENABLE);
// Calibrate ADC1
ADC_ResetCalibration( ADC1 );
while ( ADC_GetResetCalibrationStatus(ADC1) ) {} //Check the end of ADC1 reset calibration register
ADC_StartCalibration( ADC1 );
while ( ADC_GetCalibrationStatus(ADC1) ) {} //Check the end of ADC1 calibration
}
void adc_init(void)
{
ADC_InitTypeDef ADC_InitStructure;
ADC_DeInit(ADC1); //复位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 = DISABLE; //模数转换工作在单通道模式
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE; //模数转换工作在单次转换模式
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //转换由软件而不是外部触发启动
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //ADC数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 1; //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
ADC_Cmd(ADC1, ENABLE); //使能指定的ADC1
ADC_ResetCalibration(ADC1); //使能复位校准
while(ADC_GetResetCalibrationStatus(ADC1)); //等待复位校准结束
ADC_StartCalibration(ADC1); //开启AD校准
while(ADC_GetCalibrationStatus(ADC1)); //等待校准结束
// ADC_SoftwareStartConvCmd(ADC1, ENABLE); //使能指定的ADC1的软件转换启动功能
}
void Init_ADC(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
// DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
/*Set and Enable ADC1 and GPIOC clock */
RCC_ADCCLKConfig(RCC_PCLK2_Div8); //72MHz/8
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_GPIOC, ENABLE);
/* Configure PC.0-3(chanel 10\11\12\13) as analog input */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOC, &GPIO_InitStructure);
// //scan mode must use DMA
// /* DMA1 channel1 configuration ----------------------------------------------*/
// DMA_DeInit(DMA1_Channel1);
// DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
// DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)ADC_RegularConvertedValueTab;
// DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
// DMA_InitStructure.DMA_BufferSize = 64;
// DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
// DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
// DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
// DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
// DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
// DMA_InitStructure.DMA_Priority = DMA_Priority_High;
// DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
// DMA_Init(DMA1_Channel1, &DMA_InitStructure);
//
// /* Enable DMA1 channel1 */
// DMA_Cmd(DMA1_Channel1, ENABLE);
//
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
// ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1, ADC_SampleTime_13Cycles5);
// ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 2, ADC_SampleTime_13Cycles5);
// ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 3, ADC_SampleTime_13Cycles5);
// ADC_RegularChannelConfig(ADC1, ADC_Channel_13, 4, ADC_SampleTime_13Cycles5);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Enable ADC1 reset calibration register */
ADC_ResetCalibration(ADC1);
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1));
/* Start ADC1 calibration */
ADC_StartCalibration(ADC1);
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1));
}
void Adc_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_ADC1,ENABLE);
GPIO_InitStructure.GPIO_Pin=GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AIN;
GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
GPIO_Init(GPIOA,&GPIO_InitStructure);
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
ADC_DeInit(ADC1);
ADC_InitStructure.ADC_ContinuousConvMode=DISABLE;
ADC_InitStructure.ADC_DataAlign=ADC_DataAlign_Right;
ADC_InitStructure.ADC_ExternalTrigConv=ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_Mode=ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode=DISABLE;
ADC_InitStructure.ADC_NbrOfChannel=1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_Cmd(ADC1,ENABLE);
ADC_ResetCalibration(ADC1);//使能复位校准
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);//开启ad校准
while(ADC_GetCalibrationStatus(ADC1));
}
/*******************************************************************************
* Function Name : USART1_IRQHandler
* Description : This function handles USART1 global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void USART1_IRQHandler(void)
{
USART_ClearITPendingBit(USART1, USART_IT_RXNE);
if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET)
{
Rx_Buffer[data]=USART_ReceiveData(USART1);
Usart_Putnum(Rx_Buffer[data]);
if(Rx_Buffer[data]==1){
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1);
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1));
/* Start ADC1 calibaration */
ADC_StartCalibration(ADC1);
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1));
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
else if(Rx_Buffer[data]==2)
ADC_Cmd(ADC1, DISABLE);
else if(Rx_Buffer[data]==3)
Usart_Putnum(TIM_GetCounter(TIM4));
}
//{
//Rx_Buffer[data]=data;
//data++;
//USART_ClearITPendingBit(USART1, USART_IT_RXNE);
/*Rx_Buffer[data]=USART_ReceiveData(USART1);
Usart_Putnum(Rx_Buffer[data]);
data++;*/
/*
if(Rx_Buffer[data]==1)
Usart_Putnum(10);
else if(Rx_Buffer[data]==2)
Usart_Putnum(20);
*/
}
void initSensors()
{
ADC_DeInit();
// Setup ADC_CommonInitType first
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_CommonInitStruct.ADC_Prescaler = ADC_Prescaler_Div8;
ADC_CommonInitStruct.ADC_Mode = ADC_Mode_Independent;
ADC_CommonInitStruct.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
ADC_CommonInitStruct.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
ADC_CommonInit(&ADC_CommonInitStruct);
// Setup ADC_InitStruct
ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfConversion = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1, ADC_SampleTime_3Cycles);
ADC_Cmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1);
//Enable ADC1 reset calibration register
ADC_ResetCalibration(ADC1);
//Check the end of ADC1 reset calibration register
while(ADC_GetResetCalibrationStatus(ADC1));
//Start ADC1 calibration
ADC_StartCalibration(ADC1);
//Check the end of ADC1 calibration
while(ADC_GetCalibrationStatus(ADC1));
//Start ADC1 Software Conversion
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void ADC_Initial(void)
{
ADC_InitTypeDef ADC_InitStruct;
ADC_InitStruct.ADC_Mode=ADC_Mode_Independent;
ADC_InitStruct.ADC_ScanConvMode=DISABLE;;
ADC_InitStruct.ADC_ContinuousConvMode = ENABLE;
ADC_InitStruct.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStruct.ADC_DataAlign=ADC_DataAlign_Right;
ADC_InitStruct.ADC_NbrOfChannel=1;
ADC_Init(ADC1,&ADC_InitStruct);
ADC_RegularChannelConfig(ADC1,ADC_Channel_10,1,ADC_SampleTime_55Cycles5);
ADC_DMACmd(ADC1,ENABLE);
ADC_Cmd(ADC1,ENABLE);
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1,ENABLE);
}
void ADC1_Config(void)
{
ADC_InitTypeDef ADC_InitStructure;
ADC_DeInit(ADC1); //将外设 ADC1 的全部寄存器重设为缺省值
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //ADC1独立工作模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE; //单通道
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //连续转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //转换由软件而不是外部触发启动
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //ADC数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 2; //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
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_239Cycles5 ); //ADC1,ADC通道3,规则采样顺序值为1,采样时间为239.5周期
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 2, ADC_SampleTime_239Cycles5);
ADC_DMACmd(ADC1, ENABLE);//使能ADC1模块DMA
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE); //使能指定的ADC1
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1); //重置指定的ADC1的校准寄存器
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1)); //获取ADC1重置校准寄存器的状态,设置状态则等待
/* Start ADC1 calibaration */
ADC_StartCalibration(ADC1); //开始指定ADC1的校准状态
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1)); //获取指定ADC1的校准程序,设置状态则等待
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE); //使能指定的ADC1的软件转换启动功能
}
void adc_init (void)
{
/* ADCCLK = PCLK2/8 */
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
/* Enable DMA1 clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
DMA_InitTypeDef DMA_InitStructure;
/* DMA1 channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t) &(ADC1->DR);
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t) &adc_value;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 1;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Disable;
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Word;
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
/* Enable DMA1 channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
ADC_InitTypeDef ADC_InitStructure;
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channel0 configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_55Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Enable ADC1 reset calibration register */
ADC_ResetCalibration(ADC1);
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1));
/* Start ADC1 calibration */
ADC_StartCalibration(ADC1);
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1));
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
/* 函数名：ADC1_Mode_Config
* 描述 ：配置ADC1的工作模式为MDA模式
*
* 使用 DMA1 的通道 1，数据从 ADC 外设的数据寄存器(ADC1_DR_Address)
* 转移到内存(ADC_ConvertedValue 变量)，内存、外设地址都固定，每次传输的
* 数据大小为半字(16 位)，使用 DMA 循环传输模式。
*
* 输入 : 无
* 输出 ：无
* 调用 ：内部调用
*/
static void ADC1_Mode_Config(void)
{
DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
/* DMA channel1 configuration */
DMA_DeInit(DMA1_Channel1);
/* ADC_DR 数据寄存器保存了 ADC 转换后的数值，以它作为 DMA 的传输源地址 */
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; //ADC1_DR规则寄存器的地址，查RM0008 STM32F10x参考手册
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue;//ADC_ConvertedValue的内存地址
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 1;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;//外设地址固定
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Disable; //内存地址固定
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; //半字
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; //循环传输
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
/* Enable DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* ADC1 configuration */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立ADC模式
ADC_InitStructure.ADC_ScanConvMode = DISABLE ; //禁止扫描模式，扫描模式用于多通道采集
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //开启连续转换模式，即不停地进行ADC转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //不使用外部触发转换
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //采集数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 1; //要转换的通道数目1
ADC_Init(ADC1, &ADC_InitStructure);
/*配置ADC时钟，为PCLK2的8分频，即9Hz*/
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
/*配置ADC1的通道7为55. 5个采样周期，序列为1 */
ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 1, ADC_SampleTime_55Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/*复位校准寄存器 */
ADC_ResetCalibration(ADC1);
/*等待校准寄存器复位完成 */
while(ADC_GetResetCalibrationStatus(ADC1));
/* ADC校准 */
ADC_StartCalibration(ADC1);
/* 等待校准完成*/
while(ADC_GetCalibrationStatus(ADC1));
/* 由于没有采用外部触发，所以使用软件触发ADC转换 */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
static void ADC1_Mode_Config(void)
{
DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
/* DMA channel1 configuration */
DMA_DeInit(DMA1_Channel1);
// DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; //ADC地址
DMA_InitStructure.DMA_PeripheralBaseAddr=(u32)&ADC1->DR;
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue; //貌似要把地址符号去掉
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 40; //缓冲区的大小也要修改
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; //外设地址固定
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; //内存地址固定这个要修改！
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; //半字
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; //循环传输
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
/* Enable DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* ADC1 configuration */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立ADC模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE ; //修改：开启扫描模式，用于多通道扫描
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //开启连续转换模式，即不停地进行ADC转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //不使用外部触发转换
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //采集数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 4; //要转换的通道数目4
ADC_Init(ADC1, &ADC_InitStructure);
/*配置ADC时钟，为PCLK2的8分频，即9MHz*/
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
/*配置ADC1的通道1为55. 5个采样周期，序列为1 */
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 1, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_5, 2, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 3, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 4, ADC_SampleTime_55Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/*复位校准寄存器 */
ADC_ResetCalibration(ADC1);
/*等待校准寄存器复位完成 */
while(ADC_GetResetCalibrationStatus(ADC1));
/* ADC校准 */
ADC_StartCalibration(ADC1);
/* 等待校准完成*/
while(ADC_GetCalibrationStatus(ADC1));
/* 由于没有采用外部触发，所以使用软件触发ADC转换 */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
int main(void) {
GPIO_InitTypeDef GPIO_InitStructure;
TIM_TimeBaseInitTypeDef TIM_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC | RCC_APB2Periph_GPIOA | RCC_APB2Periph_ADC1, ENABLE);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure);
TIM_TimeBaseStructInit(&TIM_InitStructure);
TIM_InitStructure.TIM_Prescaler = 10000;
TIM_InitStructure.TIM_Period = 100;
TIM_InitStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM3, &TIM_InitStructure);
TIM_SelectOutputTrigger(TIM3, TIM_TRGOSource_Update);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T3_TRGO;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 1, ADC_SampleTime_55Cycles5);
ADC_ITConfig(ADC1, ADC_IT_EOC, ENABLE);
ADC_ExternalTrigConvCmd(ADC1, ENABLE);
NVIC_InitStructure.NVIC_IRQChannel = ADC1_IRQn;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
ADC_Cmd(ADC1, ENABLE);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while(ADC_GetCalibrationStatus(ADC1));
TIM_Cmd(TIM3, ENABLE);
if (SysTick_Config(SystemCoreClock / 1000))
while (1);
while(1);
}
