char sampleADC(void)
{
char res = 0x0;
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, ENABLE);
ADC_DeInit(ADC1);
ADC_VrefintCmd(ENABLE);
delay_10us(3);
ADC_Cmd(ADC1, ENABLE);
ADC_Init(ADC1, ADC_ConversionMode_Single,
ADC_Resolution_6Bit, ADC_Prescaler_1);
ADC_SamplingTimeConfig(ADC1, ADC_Group_SlowChannels, ADC_SamplingTime_9Cycles);
ADC_ChannelCmd(ADC1, ADC_Channel_0, ENABLE);
delay_10us(3);
ADC_SoftwareStartConv(ADC1);
while( ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) == 0);
res = (char)ADC_GetConversionValue(ADC1);
ADC_VrefintCmd(DISABLE);
ADC_DeInit(ADC1);
/* disable SchmittTrigger for ADC_Channel_24, to save power */
//ADC_SchmittTriggerConfig(ADC1, ADC_Channel_24, DISABLE);
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, DISABLE);
ADC_ChannelCmd(ADC1, ADC_Channel_0, DISABLE);
return res;
}
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);
}
/**
* @brief Read ADC1
* @caller several functions
* @param None
* @retval ADC value
*/
u16 ADC_Supply(void)
{
uint8_t i;
uint16_t res;
/* Enable ADC clock */
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, ENABLE);
/* de-initialize ADC */
ADC_DeInit(ADC1);
/*ADC configuration
ADC configured as follow:
- Channel VREF
- Mode = Single ConversionMode(ContinuousConvMode disabled)
- Resolution = 12Bit
- Prescaler = /1
- sampling time 9 */
ADC_VrefintCmd(ENABLE);
delay_10us(3);
ADC_Cmd(ADC1, ENABLE);
ADC_Init(ADC1, ADC_ConversionMode_Single,
ADC_Resolution_12Bit, ADC_Prescaler_1);
ADC_SamplingTimeConfig(ADC1, ADC_Group_FastChannels, ADC_SamplingTime_9Cycles);
ADC_ChannelCmd(ADC1, ADC_Channel_Vrefint, ENABLE);
delay_10us(3);
/* initialize result */
res = 0;
for(i=8; i>0; i--)
{
/* start ADC convertion by software */
ADC_SoftwareStartConv(ADC1);
/* wait until end-of-covertion */
while( ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) == 0 );
/* read ADC convertion result */
res += ADC_GetConversionValue(ADC1);
}
/* de-initialize ADC */
ADC_VrefintCmd(DISABLE);
ADC_DeInit(ADC1);
/* disable SchmittTrigger for ADC_Channel_24, to save power */
ADC_SchmittTriggerConfig(ADC1, ADC_Channel_24, DISABLE);
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, DISABLE);
ADC_ChannelCmd(ADC1, ADC_Channel_Vrefint, DISABLE);
return (res>>3);
}
void fdi_adc_power_down(void) {
ADC_Cmd(ADC1, DISABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, DISABLE);
ADC_DeInit();
DMA_DeInit(DMA2_Stream0);
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_DMA2, DISABLE);
}
void ADC1_Config(void)
{
ADC_InitTypeDef ADC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
/* Enable GPIO ports B */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
/* ADC1 Periph clock enable */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* Configure Pin & Port as input push-pull for ADC channel 1 usage */
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_PIN_ADCin1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_Init(GPIO_PORT_ADCin1, &GPIO_InitStructure);
/* Reset ADC to default values */
ADC_DeInit();
/* ADC1 Configuration */
ADC_StructInit(&ADC_InitStructure);
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfConversion = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_Cmd(ADC1, ENABLE);
}
void gpdrive_deinit(void) {
if (!m_init_done) {
return;
}
m_init_done = false;
timer_thd_stop = true;
while (timer_thd_stop) {
chThdSleepMilliseconds(1);
}
TIM_DeInit(TIM1);
TIM_DeInit(TIM12);
ADC_DeInit();
DMA_DeInit(DMA2_Stream4);
nvicDisableVector(ADC_IRQn);
dmaStreamRelease(STM32_DMA_STREAM(STM32_DMA_STREAM_ID(2, 4)));
// Restore pins
palSetPadMode(GPIOA, 9, PAL_MODE_ALTERNATE(GPIO_AF_TIM1) |
PAL_STM32_OSPEED_HIGHEST |
PAL_STM32_PUDR_FLOATING);
palSetPadMode(GPIOB, 14, PAL_MODE_ALTERNATE(GPIO_AF_TIM1) |
PAL_STM32_OSPEED_HIGHEST |
PAL_STM32_PUDR_FLOATING);
}
void adc_configure(){
ADC_InitTypeDef ADC_init_structure; //Structure for adc confguration
GPIO_InitTypeDef GPIO_initStructre; //Structure for analog input pin
//Clock configuration
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1,ENABLE);//The ADC1 is connected the APB2 peripheral bus thus we will use its clock source
RCC_AHB1PeriphClockCmd(RCC_AHB1ENR_GPIOCEN,ENABLE);//Clock for the ADC port!! Do not forget about this one ;)
//Analog pin configuration
GPIO_initStructre.GPIO_Pin = GPIO_Pin_0;//The channel 10 is connected to PC0
GPIO_initStructre.GPIO_Mode = GPIO_Mode_AN; //The PC0 pin is configured in analog mode
GPIO_initStructre.GPIO_PuPd = GPIO_PuPd_NOPULL; //We don't need any pull up or pull down
GPIO_Init(GPIOC,&GPIO_initStructre);//Affecting the port with the initialization structure configuration
//ADC structure configuration
ADC_DeInit();
ADC_init_structure.ADC_DataAlign = ADC_DataAlign_Right;//data converted will be shifted to right
ADC_init_structure.ADC_Resolution = ADC_Resolution_12b;//Input voltage is converted into a 12bit number giving a maximum value of 4096
ADC_init_structure.ADC_ContinuousConvMode = ENABLE; //the conversion is continuous, the input data is converted more than once
ADC_init_structure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;// conversion is synchronous with TIM1 and CC1 (actually I'm not sure about this one :/)
ADC_init_structure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;//no trigger for conversion
ADC_init_structure.ADC_NbrOfConversion = 1;//I think this one is clear :p
ADC_init_structure.ADC_ScanConvMode = DISABLE;//The scan is configured in one channel
ADC_Init(ADC1,&ADC_init_structure);//Initialize ADC with the previous configuration
//Enable ADC conversion
ADC_Cmd(ADC1,ENABLE);
//Select the channel to be read from
ADC_RegularChannelConfig(ADC1,ADC_Channel_10,1,ADC_SampleTime_144Cycles);
}
static void AD_Reset()
{
ADC_InitTypeDef ADC_InitStructure;
ADC_DeInit(ADC1);
/* ADC configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_RegInjecSimult; //ADC_Mode_RegSimult;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
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_ExternalTrigConvCmd(ADC1, ENABLE);
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
ADC_ClearITPendingBit(ADC1, ADC_IT_EOC);
ADC_ITConfig(ADC1, ADC_IT_EOC, ENABLE);
/* enable and calibrate ADCs */
ADC_Enable(ADC1);
}
/**
* @brief ADC_Icc(ADC_24 of ADC_0~27) initialization
* @caller main and ADC_Icc_Test
* @param None
* @retval None
*/
void ADC_Icc_Init(void)
{
/* Enable ADC clock */
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, ENABLE);
/* de-initialize ADC */
ADC_DeInit(ADC1);
/* ADC configured as follow:
- NbrOfChannel = 1 - ADC_Channel_24
- Mode = Single ConversionMode(ContinuousConvMode disabled)
- Resolution = 12Bit
- Prescaler = /1
- sampling time 159 */
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
ADC_Init(ADC1, ADC_ConversionMode_Single,ADC_Resolution_12Bit, ADC_Prescaler_1);
ADC_SamplingTimeConfig(ADC1, ADC_Group_FastChannels, ADC_SamplingTime_9Cycles);
ADC_ChannelCmd(ADC1, ADC_Channel_24, ENABLE);
/* disable SchmittTrigger for ADC_Channel_24, to save power */
ADC_SchmittTriggerConfig(ADC1, ADC_Channel_24, DISABLE);
/* a short time of delay is required after enable ADC */
delay_10us(3);
}
void SEN0159init(){
//Clock configuration
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1,ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1ENR_GPIOCEN,ENABLE);
// pin configuration
GPIO_InitTypeDef GPIO_initStructre;
GPIO_initStructre.GPIO_Pin = GPIO_Pin_0;//channel 10 is connected to PC0
GPIO_initStructre.GPIO_Mode = GPIO_Mode_AN;
GPIO_initStructre.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOC,&GPIO_initStructre);
// adc configuration
ADC_InitTypeDef ADC_init_structure;
ADC_DeInit();
ADC_init_structure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_init_structure.ADC_Resolution = ADC_Resolution_12b;
ADC_init_structure.ADC_ContinuousConvMode = DISABLE;
//ADC_init_structure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
ADC_init_structure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_init_structure.ADC_NbrOfConversion = 1;
ADC_init_structure.ADC_ScanConvMode = DISABLE;
ADC_Init(ADC1,&ADC_init_structure);
//Enable ADC conversion
ADC_Cmd(ADC1,ENABLE);
//Select the channel to be read from
ADC_RegularChannelConfig(ADC1,ADC_Channel_10,1,ADC_SampleTime_480Cycles);
}
void Initialize_ADC(void)
{
ADC_InitTypeDef ADC_InitStruct;
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_StructInit(&GPIO_InitStruct);
GPIO_InitStruct.GPIO_Pin = 0x01;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AN;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOC, &GPIO_InitStruct);
ADC_DeInit();
ADC_InitStruct.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStruct.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStruct.ADC_ContinuousConvMode = ENABLE;
ADC_InitStruct.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
ADC_InitStruct.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_InitStruct.ADC_NbrOfConversion = 1;
ADC_InitStruct.ADC_ScanConvMode = DISABLE;
ADC_Init(ADC1, &ADC_InitStruct);
ADC_Cmd(ADC1, ENABLE);
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1, ADC_SampleTime_144Cycles);
//InitializeTimer();
}
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 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 adcSetup(void){
ADC_DeInit();
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_CommonInitStruct.ADC_Mode = ADC_Mode_Independent;
ADC_CommonInitStruct.ADC_Prescaler = ADC_Prescaler_Div8;
ADC_CommonInitStruct.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
ADC_CommonInitStruct.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
ADC_CommonInit(&ADC_CommonInitStruct);
ADC_InitStruct.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStruct.ADC_ScanConvMode = DISABLE;
ADC_InitStruct.ADC_ContinuousConvMode = ENABLE;
ADC_InitStruct.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_InitStruct.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
ADC_InitStruct.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStruct.ADC_NbrOfConversion = 1;
ADC_Init(ADC1, &ADC_InitStruct);
// ADC1 Configuration, ADC_Channel_TempSensor is actual channel 16
ADC_RegularChannelConfig(ADC1, ADC_Channel_TempSensor, 1, ADC_SampleTime_144Cycles);
// Enable internal temperature sensor
ADC_TempSensorVrefintCmd(ENABLE);
// Enable ADC conversion
ADC_Cmd(ADC1, ENABLE);
}
void ADCInit()
{
ADC_InitTypeDef ADC_InitStructure;
ADC_StructInit(&ADC_InitStructure);
ADC_CommonInitTypeDef adc_init;
ADC_CommonStructInit(&adc_init);
/* разрешаем тактирование AЦП1 */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* сбрасываем настройки АЦП */
ADC_DeInit();
ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b;
/* АЦП1 и АЦП2 работают независимо */
adc_init.ADC_Mode = ADC_Mode_Independent;
adc_init.ADC_Prescaler = ADC_Prescaler_Div2;
/* выключаем scan conversion */
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
/* Не делать длительные преобразования */
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
/* Начинать преобразование программно, а не по срабатыванию триггера */
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConvEdge_None;
/* 12 битное преобразование. результат в 12 младших разрядах результата */
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
/* инициализация */
ADC_CommonInit(&adc_init);
ADC_Init(ADC1, &ADC_InitStructure);
/* Включаем АЦП1 */
ADC_Cmd(ADC1, ENABLE);
// настройка канала
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_15Cycles);
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/* Configure System clocks -----------------------------------------------*/
RCC_Configuration();
/* Configure GPIO ports --------------------------------------------------*/
GPIO_Configuration();
USART_Configuration();
/* Output a message on Hyperterminal using printf function */
printf("\n\rADC different test: \n\r");
ADC_Configuration();
while(ADC_GetBitState(ADC_FLAG_EOC) != SET);
ADCConvertedValue = ADC_GetConversionValue();
printf("\n\rThe original data %d\n\r",ADCConvertedValue);
ADC_DeInit(&ADC_InitStructure);
ADC_OVERConfiguration();
while(ADC_GetBitState(ADC_FLAG_EOC) != SET);
ADCConvertedValue_OVER = ADC_GetConversionValue();
printf("\n\rOversampling data %d\n\r",ADCConvertedValue_OVER);
while (1)
{
}
}
/**
* @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 adcInit(void)
{
/*
* Note: This function initializes only ADC2, and only for single channel, single conversion mode. No DMA, no interrupts, no bells or whistles.
*/
/* Note that this de-initializes registers for all ADCs (ADCx) */
ADC_DeInit();
/* Define ADC init structures */
ADC_InitTypeDef ADC_InitStructure;
ADC_CommonInitTypeDef ADC_CommonInitStructure;
/* Populates structures with reset values */
ADC_StructInit(&ADC_InitStructure);
ADC_CommonStructInit(&ADC_CommonInitStructure);
/* enable ADC clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
/* init ADCs in independent mode, div clock by two */
ADC_CommonInitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_CommonInitStructure.ADC_Prescaler = ADC_Prescaler_Div2; /* HCLK = 168MHz, PCLK2 = 84MHz, ADCCLK = 42MHz (when using ADC_Prescaler_Div2) */
ADC_CommonInitStructure.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
ADC_CommonInitStructure.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
ADC_CommonInit(&ADC_CommonInitStructure);
/* Init ADC2: 12bit, single-conversion. For Arduino compatibility set 10bit */
analogReadResolution(12);
/* Enable ADC2 */
ADC_Cmd(ADC2, ENABLE);
}
//初始化ADC1
//这里采用多通道连续采样，并用DMA1的通道传送
//我们默认将开启通道4~7
//相应管脚PA4~7
void Adc1_Multi_Init(void)
{
ADC_InitTypeDef ADC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA |RCC_APB2Periph_ADC1 , ENABLE ); //使能ADC1通道时钟
RCC_ADCCLKConfig(RCC_PCLK2_Div6); //设置ADC分频因子6 72M/6=12,ADC最大时间不能超过14M
//PA1 作为模拟通道输入引脚
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //模拟输入引脚
GPIO_Init(GPIOA, &GPIO_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_RegSimult; //ADC工作模式:ADC1同步规则组模式
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; //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 = 4; //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_4, 1, ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_5, 2, ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 3, ADC_SampleTime_239Cycles5 );
ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 4, 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);
}
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 Battery::initialize(){
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
ADC_InitTypeDef ADC_InitStructure;
ADC_CommonInitTypeDef ADC_CommonInitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC|RCC_APB2Periph_ADC1, ENABLE);
RCC_AHB1PeriphClockCmd(RCC_AHB1ENR_GPIOCEN,ENABLE);
ADC_DeInit();
ADC_CommonInitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_CommonInitStructure.ADC_Prescaler = ADC_Prescaler_Div4;
ADC_CommonInitStructure.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
ADC_CommonInitStructure.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
ADC_CommonInit(&ADC_CommonInitStructure);
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_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfConversion = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 1, ADC_SampleTime_112Cycles);
ADC_Cmd(ADC1, ENABLE);
ADC_DMACmd(ADC1,DISABLE);
}
// --------------------------------------------------------------------------
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));
}
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));
}
void adc_setup(){
static int setup_complete = 0;
ADC_InitTypeDef adc_init;
GPIO_InitTypeDef gpio_init;
if(setup_complete){
return;
}
// Enable clock for ADC & GPIOC
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOC, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
// Initialize GPIOC
GPIO_StructInit(&gpio_init);
gpio_init.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | \
GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5;
gpio_init.GPIO_Mode = GPIO_Mode_AN;
gpio_init.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_Init(GPIOC, &gpio_init);
// Initialize ADC1
ADC_DeInit(ADC1);
ADC_StructInit(&adc_init);
ADC_Init(ADC1, &adc_init);
//ADC_GetCalibrationFactor(ADC1);
ADC_TempSensorVrefintCmd(ENABLE);
ADC_Cmd(ADC1, ENABLE);
while(ADC_GetFlagStatus(ADC1, ADC_FLAG_RCNR));
while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_ADONS));
setup_complete++;
}
/**
* @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 InternalTempSensor::initTempSensor()
{
temp = 0;
calibration = 0;
ADC_DeInit();
ADC_InitTypeDef ADC_InitStruct;
ADC_CommonInitTypeDef ADC_CommonInitStruct;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_CommonInitStruct.ADC_Mode = ADC_Mode_Independent;
ADC_CommonInitStruct.ADC_Prescaler = ADC_Prescaler_Div8;
ADC_CommonInitStruct.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
ADC_CommonInitStruct.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
ADC_CommonInit(&ADC_CommonInitStruct);
ADC_InitStruct.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStruct.ADC_ScanConvMode = DISABLE;
ADC_InitStruct.ADC_ContinuousConvMode = ENABLE;
ADC_InitStruct.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_InitStruct.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1;
ADC_InitStruct.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStruct.ADC_NbrOfConversion = 1;
ADC_Init(ADC1, &ADC_InitStruct);
ADC_RegularChannelConfig(ADC1, ADC_Channel_TempSensor, 1, ADC_SampleTime_144Cycles);
ADC_TempSensorVrefintCmd(ENABLE);
ADC_Cmd(ADC1, ENABLE);
}
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 U_ADC::ADCInit(uint8_t ADC_Channel, uint8_t ADC_SampleTime) {
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_DeInit(ADC1);
ADC_StructInit(&ADC_InitStructure);
ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConvEdge_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_ScanDirection = ADC_ScanDirection_Upward;
ADC_Init(ADC1, &ADC_InitStructure);
RCC_ADCCLKConfig(RCC_ADCCLK_PCLK_Div4);
ADC_ChannelConfig(ADC1, ADC_Channel, ADC_SampleTime);
ADC_TempSensorCmd(ENABLE);
ADC_GetCalibrationFactor(ADC1);
ADC_Cmd(ADC1, ENABLE);
while (!ADC_GetFlagStatus(ADC1, ADC_FLAG_ADEN))
;
}
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 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));
}
