/*******************************************************************************
* 函 数 名:
* 功 能:
* 参 数：
* 返 回:
*******************************************************************************/
void ADC1_Init()
{
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE );
//初始化ADC的IO
ADC1_PinInit(GPIOA, GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3);
//72M/6=12,ADC最大时间不能超过14M
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
ADC_DeInit(ADC1);
//独立工作模式
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
//单次转换
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
//不使用外部触发
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
//顺序进行规则转换的ADC通道的数目
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
ADC_TempSensorVrefintCmd(ENABLE);
ADC_Cmd(ADC1, ENABLE);
//重置指定的ADC1的校准寄存器
ADC_ResetCalibration(ADC1);
//获取ADC1重置校准寄存器的状态,等待设置状态结束
while(ADC_GetResetCalibrationStatus(ADC1));
//开始指定ADC1的校准状态
ADC_StartCalibration(ADC1);
//获取指定ADC1的校准程序,设置状态则等待
while(ADC_GetCalibrationStatus(ADC1));
//使能指定的ADC1的软件转换启动功能
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void ADC_Configuration(void)
{
ADC_InitTypeDef ADC_InitStructure;
ADC_DeInit(ADC1);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_NbrOfChannel = 12;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_Init(ADC1, &ADC_InitStructure);
/* Convert the ADC1 Channel 11 with 239.5 Cycles as sampling time */
//ACS712 0-2.5 V
ADC_RegularChannelConfig(ADC1, ADC_Channel_13, 1, ADC_SampleTime_239Cycles5); //12
ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 2, ADC_SampleTime_239Cycles5); //5
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 3, ADC_SampleTime_239Cycles5); //3.3
//Resistance
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 4, ADC_SampleTime_239Cycles5); //3.3
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 5, ADC_SampleTime_239Cycles5); //5
ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 6, ADC_SampleTime_239Cycles5); //12
//Voltmetr
ADC_RegularChannelConfig(ADC1, ADC_Channel_3, 7, ADC_SampleTime_239Cycles5); //12
ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 8, ADC_SampleTime_239Cycles5); //5
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 9, ADC_SampleTime_239Cycles5); //3.3
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 10,ADC_SampleTime_239Cycles5);//5 ST
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 11,ADC_SampleTime_239Cycles5);//POWER
ADC_RegularChannelConfig(ADC1, ADC_Channel_0,12,ADC_SampleTime_239Cycles5);//Power good
/* Enable ADCperipheral */
ADC_Cmd(ADC1, ENABLE);
ADC_DMACmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1);
//while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
//while(ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1,ENABLE);
};
/* * ===================================================================================== * * Filename: thermcouple.c * * Description: * * Version: 1.0 * Created: 2013/3/23 20:10:37 * Revision: none * Compiler: gcc * * Author: RY (good lucky), [email protected] * Organization: * * ===================================================================================== */ #include "thermcouple.h" uint16_t oldTemparture; void thermcoupleIOinit(void)/*{{{*/ { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE); //GPIOB时钟 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //口线翻转速度为50MHz GPIO_InitStructure.GPIO_Pin = ThermcoupleSck_Pin; GPIO_Init(ThermcoupleSck_Port, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = ThermcoupleCs_Pin; GPIO_Init(ThermcoupleCs_Port, &GPIO_InitStructure); // GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; GPIO_InitStructure.GPIO_Pin = ThermcoupleDo_Pin; GPIO_Init(ThermcoupleDo_Port, &GPIO_InitStructure); oldTemparture=25; }/*}}}*/ uint16_t thermcoupleReadTemp(void)/*{{{*/ { uint16_t data=0; uint8_t i,result; bool badTemperature=false; bool haveData=false; GPIO_ResetBits(ThermcoupleSck_Port,ThermcoupleSck_Pin); GPIO_ResetBits(ThermcoupleCs_Port,ThermcoupleCs_Pin); delay_us(20); for(i=0;i<16;i++) { GPIO_SetBits(ThermcoupleSck_Port,ThermcoupleSck_Pin); delay_us(1); if(i>=1 && i<11) { data=data<<1; if(GPIO_ReadInputDataBit(ThermcoupleDo_Port,ThermcoupleDo_Pin)) { data=data|0x01; haveData=true; } } if(i==13) { if(GPIO_ReadInputDataBit(ThermcoupleDo_Port,ThermcoupleDo_Pin)) badTemperature=true; } delay_us(1); GPIO_ResetBits(ThermcoupleSck_Port,ThermcoupleSck_Pin); delay_us(2); } GPIO_SetBits(ThermcoupleCs_Port,ThermcoupleCs_Pin); delay_us(20); GPIO_ResetBits(ThermcoupleSck_Port,ThermcoupleSck_Pin); if(badTemperature) { data=oldTemparture; } else { } return data; }/*}}}*/ void thermistorIOinit(void)/*{{{*/ { GPIO_InitTypeDef GPIO_InitStructure; ADC_InitTypeDef ADC_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE); //GPIOC时钟 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //口线翻转速度为50MHz GPIO_InitStructure.GPIO_Pin = HeaterBoardTherm_Pin; GPIO_Init(HeaterBoardTherm_Port,&GPIO_InitStructure); RCC_ADCCLKConfig(RCC_CFGR_ADCPRE_DIV6);//ADC时钟PLCK2的6分频 12M。ADC最大时钟不能超过14M! RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE); ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;//工作在独立模式 ADC_InitStructure.ADC_ScanConvMode = ENABLE; //使能扫描 ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;//ADC转换工作在连续模式 ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;//有软件控制转换 ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;//转换数据右对齐 ADC_InitStructure.ADC_NbrOfChannel = 1;//转换通道1个 ADC_Init(ADC1, &ADC_InitStructure); //初始化ADC ADC_RegularChannelConfig(ADC1, ADC_Channel_11,1, ADC_SampleTime_239Cycles5);//选择ADC1 通道11(因为是ADC_11),次序1,采样239.5周期 ADC_Cmd(ADC1, ENABLE);//使能ADC1 ADC_ResetCalibration(ADC1); //重置ADC1校准寄存器 while(ADC_GetResetCalibrationStatus(ADC1));//等待ADC1校准重置完成 ADC_StartCalibration(ADC1);//开始ADC1校准 while(ADC_GetCalibrationStatus(ADC1));//等待ADC1校准完成 ADC_SoftwareStartConvCmd(ADC1, ENABLE); //使能ADC1软件开始转换 }/*}}}*/
/*******************************************************************************
* Function Name : adc_Config
* Description : adc配置
* Input : none
* Output : None
* Return : none
*******************************************************************************/
void Adc_Config(void)
{
ADC_InitTypeDef ADC_InitStructure;
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE; //连续多通道模式
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //连续转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //转换不受外界决定
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //右对齐
ADC_InitStructure.ADC_NbrOfChannel = 2; //扫描通道数 //设置转换序列长度为2
ADC_Init(ADC1, &ADC_InitStructure); ////调用函数，初始化ADC1
/* ADC1 regular channel9 configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 1, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, 2, ADC_SampleTime_55Cycles5);
//通道X,采样时间为1.5周期,1代表规则通道第1个
/* Enable ADC1 DMA [使能ADC1 DMA]*/
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/******下面是ADC自动校准，开机后需执行一次，保证精度*******/
/* 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);
}
/**
* @brief Main program
* @param None
* @retval : None
*/
int main(void)
{
/* System clocks configuration ---------------------------------------------*/
RCC_Configuration();
/* NVIC configuration ------------------------------------------------------*/
NVIC_Configuration();
/* GPIO configuration ------------------------------------------------------*/
GPIO_Configuration();
/* DMA1 channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)&ADC1ConvertedValue;
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_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);
/* DMA2 channel5 configuration ----------------------------------------------*/
DMA_DeInit(DMA2_Channel5);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC3_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)&ADC3ConvertedValue;
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_HalfWord;
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA2_Channel5, &DMA_InitStructure);
/* Enable DMA2 channel5 */
DMA_Cmd(DMA2_Channel5, ENABLE);
/* 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);
/* ADC1 regular channels configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 1, ADC_SampleTime_28Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* ADC2 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(ADC2, &ADC_InitStructure);
/* ADC2 regular channels configuration */
ADC_RegularChannelConfig(ADC2, ADC_Channel_13, 1, ADC_SampleTime_28Cycles5);
/* Enable ADC2 EOC interupt */
ADC_ITConfig(ADC2, ADC_IT_EOC, ENABLE);
/* ADC3 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(ADC3, &ADC_InitStructure);
/* ADC3 regular channel14 configuration */
ADC_RegularChannelConfig(ADC3, ADC_Channel_12, 1, ADC_SampleTime_28Cycles5);
/* Enable ADC3 DMA */
ADC_DMACmd(ADC3, 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));
/* Enable ADC2 */
ADC_Cmd(ADC2, ENABLE);
/* Enable ADC2 reset calibaration register */
ADC_ResetCalibration(ADC2);
/* Check the end of ADC2 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC2));
/* Start ADC2 calibaration */
ADC_StartCalibration(ADC2);
/* Check the end of ADC2 calibration */
while(ADC_GetCalibrationStatus(ADC2));
/* Enable ADC3 */
ADC_Cmd(ADC3, ENABLE);
/* Enable ADC3 reset calibaration register */
ADC_ResetCalibration(ADC3);
/* Check the end of ADC3 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC3));
/* Start ADC3 calibaration */
ADC_StartCalibration(ADC3);
/* Check the end of ADC3 calibration */
while(ADC_GetCalibrationStatus(ADC3));
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
/* Start ADC2 Software Conversion */
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
/* Start ADC3 Software Conversion */
ADC_SoftwareStartConvCmd(ADC3, ENABLE);
while (1)
{
}
}
void ADC1Stop(void)
{
ADC_ClearFlag(ADC1, ADC_FLAG_EOC);
ADC_SoftwareStartConvCmd(ADC1, DISABLE);
ADC_Cmd(ADC1, DISABLE);
}
void ADC_Configuration(void)
{
ADC1_Convertion_buff=malloc(ADC_BUFF_SIZE); //64 samples * 2 for interleaving, * 2bytes/sample==256
ADC_InitTypeDef ADC_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
/* PCLK2 is the APB2 clock */
/* ADCCLK = PCLK2/6 = 72/6 = 12MHz*/
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
/* Enable ADC1,2 clock so that we can talk to them */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);
/*Enable the DMA1 clk*/
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
/* Put everything back to power-on defaults */
ADC_DeInit(ADC1);
ADC_DeInit(ADC2);
/* ADC2 Configuration ------------------------------------------------------*/
/* ADC1 and ADC2 operate independently */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
/* Enable the scan conversion so we do three at a time */
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
/* Don't do contimuous conversions - do them on demand */
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
/* Start conversin by software, not an external trigger */
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
/* Conversions are 12 bit - put them in the lower 12 bits of the result */
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
/* Say how many channels would be used by the sequencer */
ADC_InitStructure.ADC_NbrOfChannel = 1;
/* Now do the setup */
ADC_Init(ADC2, &ADC_InitStructure);
/* ADC2 injected channel configuration */
#if BOARD<3
ADC_InjectedSequencerLengthConfig(ADC2, 2);//two conversions
#else
ADC_InjectedSequencerLengthConfig(ADC2, 3);//three conversions on the version 3 pcb - thermistor on the sensor
#endif
ADC_InjectedChannelConfig(ADC2, PRESSURE_ADC_CHAN, 1, ADC_SampleTime_239Cycles5);
//ADC_InjectedChannelConfig(ADC2, 16, 3, ADC_SampleTime_239Cycles5);//on die temperature sensor - only on adc1 :-(
ADC_InjectedChannelConfig(ADC2, BATTERY_ADC_CHAN, 2, ADC_SampleTime_239Cycles5);
#if BOARD>=3
ADC_InjectedChannelConfig(ADC2, THERMISTOR_ADC_CHAN, 3, ADC_SampleTime_239Cycles5);
#endif
ADC_ExternalTrigInjectedConvConfig(ADC2, ADC_ExternalTrigInjecConv_None);//set sw injected channels
/* Set the analogue watchdog on the battery voltage conversion*/
ADC_AnalogWatchdogCmd(ADC2,ADC_AnalogWatchdog_SingleInjecEnable);
ADC_AnalogWatchdogThresholdsConfig(ADC2,0x0FFF,(uint16_t)((float)SAMPLING_FACTOR*MINIMUM_VOLTAGE));//watchdog fires on low voltage
ADC_AnalogWatchdogSingleChannelConfig(ADC2, BATTERY_ADC_CHAN);//set the watchdog to the battery voltage channel
ADC_ITConfig(ADC2, ADC_IT_AWD, ENABLE);//enable the analogue watchdog interrupt
/* Enable the die temperature sensing and vref internal inputs to adc1*/
//ADC_TempSensorVrefintCmd(ENABLE);
/* Enable ADC2 */
ADC_Cmd(ADC2, ENABLE);
/* Enable ADC2 reset calibaration register */
ADC_ResetCalibration(ADC2);
/* Check the end of ADC2 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC2));
/* Start ADC2 calibaration */
ADC_StartCalibration(ADC2);
/* Check the end of ADC2 calibration */
while(ADC_GetCalibrationStatus(ADC2));
readADC2(BATTERY_ADC_CHAN);//Have to flush this for some reason
/* ADC2 is now set up - move the ADC1 using DMA*/
/* DMA1 channel1(ADC1) configuration -------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_StructInit(&DMA_InitStructure);
DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)&ADC1->DR;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)ADC1_Convertion_buff;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = ADC_BUFF_SIZE/2;//2bytes/sample
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);
DMA_ITConfig(DMA1_Channel1, DMA_IT_TC | DMA_IT_HT, ENABLE);//interrupt on complete and half complete
DMA_ClearFlag(DMA1_FLAG_TC1|DMA1_FLAG_HT1); //make sure flags are clear
/* 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 = 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 channel configuration */
ADC_RegularChannelConfig(ADC1, CRT_PPG_ADC_CHAN, 1, ADC_SampleTime_1Cycles5);/*239Cycles5);*/
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Calibrate the ADC1*/
ADC_ResetCalibration(ADC1);
while (ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while (ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
/* Enable the NVIC interrupt */
DMA_ISR_Config();
}
/*
* @brief Read the analog value of a pin.
* Should return a 16-bit value, 0-65536 (0 = LOW, 65536 = HIGH)
* Note: ADC is 12-bit. Currently it returns 0-4096
*/
int32_t analogRead(uint16_t pin)
{
// Allow people to use 0-7 to define analog pins by checking to see if the values are too low.
if (pin < FIRST_ANALOG_PIN)
{
pin = pin + FIRST_ANALOG_PIN;
}
// SPI safety check
if (SPI.isEnabled() == true && (pin == SCK || pin == MOSI || pin == MISO))
{
return LOW;
}
// I2C safety check
if (Wire.isEnabled() == true && (pin == SCL || pin == SDA))
{
return LOW;
}
// Serial1 safety check
if (Serial1.isEnabled() == true && (pin == RX || pin == TX))
{
return LOW;
}
if (pin >= TOTAL_PINS || PIN_MAP[pin].adc_channel == NONE )
{
return LOW;
}
int i = 0;
if (adcChannelConfigured != PIN_MAP[pin].adc_channel)
{
digitalPinModeSaved = PIN_MAP[pin].pin_mode;
pinMode(pin, AN_INPUT);
}
if (adcInitFirstTime == true)
{
ADC_DMA_Init();
adcInitFirstTime = false;
}
if (adcChannelConfigured != PIN_MAP[pin].adc_channel)
{
// ADC1 regular channel configuration
ADC_RegularChannelConfig(ADC1, PIN_MAP[pin].adc_channel, 1, ADC_Sample_Time);
// ADC2 regular channel configuration
ADC_RegularChannelConfig(ADC2, PIN_MAP[pin].adc_channel, 1, ADC_Sample_Time);
// Save the ADC configured channel
adcChannelConfigured = PIN_MAP[pin].adc_channel;
}
for(i = 0 ; i < ADC_DMA_BUFFERSIZE ; i++)
{
ADC_DualConvertedValues[i] = 0;
}
// Reset the number of data units in the DMA1 Channel1 transfer
DMA_SetCurrDataCounter(DMA1_Channel1, ADC_DMA_BUFFERSIZE);
// Enable ADC2 external trigger conversion
ADC_ExternalTrigConvCmd(ADC2, ENABLE);
// Enable DMA1 Channel1
DMA_Cmd(DMA1_Channel1, ENABLE);
// Enable ADC1 DMA
ADC_DMACmd(ADC1, ENABLE);
// Start ADC1 Software Conversion
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
// Test on Channel 1 DMA1_FLAG_TC flag
while(!DMA_GetFlagStatus(DMA1_FLAG_TC1));
// Clear Channel 1 DMA1_FLAG_TC flag
DMA_ClearFlag(DMA1_FLAG_TC1);
// Disable ADC1 DMA
ADC_DMACmd(ADC1, DISABLE);
// Disable DMA1 Channel1
DMA_Cmd(DMA1_Channel1, DISABLE);
uint16_t ADC1_ConvertedValue = 0;
uint16_t ADC2_ConvertedValue = 0;
uint32_t ADC_SummatedValue = 0;
uint16_t ADC_AveragedValue = 0;
for(int i = 0 ; i < ADC_DMA_BUFFERSIZE ; i++)
{
// Retrieve the ADC2 converted value and add to ADC_SummatedValue
ADC2_ConvertedValue = ADC_DualConvertedValues[i] >> 16;
ADC_SummatedValue += ADC2_ConvertedValue;
// Retrieve the ADC1 converted value and add to ADC_SummatedValue
ADC1_ConvertedValue = ADC_DualConvertedValues[i] & 0xFFFF;
ADC_SummatedValue += ADC1_ConvertedValue;
}
ADC_AveragedValue = (uint16_t)(ADC_SummatedValue / (ADC_DMA_BUFFERSIZE * 2));
// Return ADC averaged value
return ADC_AveragedValue;
}
void ADC1_Mode_Config()
{
DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr=ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr=(u32)&ADC_ConvertedValue;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 4;
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 DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立模式 CR1
ADC_InitStructure.ADC_ScanConvMode = ENABLE; //扫描模式使能
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //连续转换模式使能
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //启动转换的外部事件--无 CR2
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //转换后的数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 4; //转换的通道数为1
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channel14 configuration */
//ADC12_IN8
//ADC12_IN9
//ADC12_IN10
//ADC12_IN14
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 1, ADC_SampleTime_41Cycles5); //通道11采样时间
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, 2, ADC_SampleTime_41Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 3, ADC_SampleTime_41Cycles5); //通道11采样时间
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 4, ADC_SampleTime_41Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);//允许ADC1进行DMA传送
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);//使能ADC1
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1);//允许ADC1复位校准寄存器
/* Check the end of ADC1 reset calibration register */
// while(ADC_GetResetCalibrationStatus(ADC1)); //检测校准寄存器是否复位完成
/* Start ADC1 calibaration */
ADC_StartCalibration(ADC1);//启动ADC1 校准
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1)); //检测校准是否完成
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);//软件触发启动ADC1转换
}
static void ADCSample_DMATransmit_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
/* Enable ADC1 and GPIOC clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 |RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOC, ENABLE);
/* Configure PC. as analog input */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOC, &GPIO_InitStructure);
// GPIO_ResetBits(GPIOC , GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOB, &GPIO_InitStructure);
// GPIO_ResetBits(GPIOB , GPIO_Pin_0|GPIO_Pin_1);
#if 1
/* Enable DMA clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
/* DMA channel1 configuration */
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; //ADC地址
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)ADC_Value_Raw;//内存地址
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = ADC_RANK_NUM;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; //内存地址递增
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);
/* 开启DMA传输完成中断 */
DMA_ITConfig(DMA1_Channel1, DMA_IT_TC, ENABLE);
/* Enable DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
#endif
/* ADC1 configuration */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立ADC模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE ; //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 = ADC_RANK_NUM; //要转换的通道数目
ADC_Init(ADC1, &ADC_InitStructure);
/*配置ADC1的通道为55. 5个采样周期，序列为 */
#if 1
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, RANK_NO_1, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, RANK_NO_2, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_12, RANK_NO_3, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_13, RANK_NO_4, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, RANK_NO_5, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_15, RANK_NO_6, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, RANK_NO_7, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, RANK_NO_8, ADC_SampleTime_55Cycles5);
#endif
/* 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);
/* Enable DMA channel1 */
// DMA_Cmd(DMA1_Channel1, ENABLE);
}
int ybs_drv_init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
NVIC_InitTypeDef NVIC_InitStructure;
//mos ctrl, PB0, high off, low on
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_Init(GPIOB, &GPIO_InitStructure);
//adc, PA1, ADC12_IN1
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
RCC_ADCCLKConfig(RCC_PCLK2_Div8); /*72Mhz/8 = 9Mhz*/
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure);
ADC_DeInit(ADC1);
ADC_StructInit(&ADC_InitStructure);
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_Init(ADC1, &ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_71Cycles5); //9Mhz/(71.5 + 12.5) = 107.1Khz
ADC_Cmd(ADC1, ENABLE);
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1);
while(ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while (ADC_GetCalibrationStatus(ADC1));
ADC_Cmd(ADC1, ENABLE);
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
//TIM4 TIMEBASE
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4, ENABLE);
TIM_TimeBaseStructure.TIM_Period = YBS_US - 1;
TIM_TimeBaseStructure.TIM_Prescaler = 72 - 1; //Fapb1 = TIM_clk = 72Mhz, Tick = 1us
TIM_TimeBaseStructure.TIM_ClockDivision = 0;
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseStructure.TIM_RepetitionCounter = 0;
TIM_TimeBaseInit(TIM4, &TIM_TimeBaseStructure);
//TIM_ARRPreloadConfig(TIM4, ENABLE);
TIM_Cmd(TIM4, DISABLE);
TIM_ClearFlag(TIM4, TIM_FLAG_Update);
TIM_ITConfig(TIM4, TIM_IT_Update, ENABLE);
//IRQ OF TIM4
NVIC_InitStructure.NVIC_IRQChannel = TIM4_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
//DAC
static const struct ad5663_cfg_s ad5663_cfg = {
.spi = &spi1,
.gpio_cs = SPI_1_NSS,
.gpio_ldac = SPI_CS_PA2,
.gpio_clr = SPI_CS_PA3,
};
dev_register("ad5663", &ad5663_cfg);
ybs_fd_dac = dev_open("dac0", 0);
dev_ioctl(ybs_fd_dac, DAC_SET_CH, 1); //for fast ch1 write purpose
return 0;
}
/*******************************************************************************
*Функция инициализации портов кнопок
******************************************************************************/
void keyInit(uint8_t mode) {
#ifdef SYSTEM_STM32
GPIO_InitTypeDef GPIO_InitStructure; //Структура настройки GPIO
EXTI_InitTypeDef EXTI_InitStructure;
ADC_InitTypeDef ADC_InitStructure;//Структура настройки АЦП
NVIC_InitTypeDef NVIC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);//Включаем порт А
if(mode == MODE_ADC) {
//Настроим пин джойстика АЦП
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;//Это свободный вход
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;// Это ADC2 нога PA0
GPIO_Init(GPIOA, &GPIO_InitStructure);
RCC_ADCCLKConfig(RCC_PCLK2_Div2);//Частота ADC (max 14MHz --> 72/2=9MHz)
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);//Включаем тактирование АЦП
//Определяем конфигурацию ADC
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;//Работаем в режиме одноразового преобразования
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_RegularChannelConfig(ADC2, ADC_Channel_0, 1, ADC_SampleTime_1Cycles5);//Время выборки АЦП
ADC_Init(ADC2, &ADC_InitStructure);//Применить конфигурацию ADC2
ADC_Cmd(ADC2, ENABLE);//Включаем ADC. Необходимо для калибровки
// ADC calibration (optional, but recommended at power on)
ADC_ResetCalibration(ADC2);// Reset previous calibration
while (ADC_GetResetCalibrationStatus(ADC2));
ADC_StartCalibration(ADC2);// Start new calibration (ADC must be off at that time)
while (ADC_GetCalibrationStatus(ADC2));
// start conversion
ADC_Cmd(ADC2, ENABLE);//enable ADC2
ADC_SoftwareStartConvCmd(ADC2, ENABLE);// start conversion (will be endless as we are in continuous mode)
SysTick_task_add(&readKey, 10); //Заряжаем таймер на чтение кнопок через каждые 10 миллисекунд
} else if(mode == MODE_INT) {
SysTick_task_del(&readKey); //Удаляем задачу чтения нажатий
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO, ENABLE);//Включаем тактирование порта A и альтернативной функции
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; //Это свободный вход
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;//
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;// Это PA0
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_EXTILineConfig(GPIO_PortSourceGPIOA, GPIO_PinSource0);// выбор порта на котором хотим получить внешнее прерывание
EXTI_InitStructure.EXTI_Line = EXTI_Line0;// выбираем линию порта
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;// настраиваем на внешнее прерывание
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
//далее идут настройки приоритета прерываний.
NVIC_InitStructure.NVIC_IRQChannel = EXTI0_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 13;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 15;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
NVIC_EnableIRQ(EXTI0_IRQn);//разрешаем прерывание
}
state.button = BUTTON_LOCK; //Блокируем первое нажатие клавиши
#endif
}
/*----------------------------------------------------------------------------*/
void sys_adc_init()
{
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
/* Enable DMA1 clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
#define DIV RCC_PCLK2_Div2
//#define DIV RCC_PCLK2_Div4
//#define DIV RCC_PCLK2_Div6
//#define DIV RCC_PCLK2_Div8
RCC_ADCCLKConfig(DIV);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* GPIO */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
//GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/* DMA1 channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)&adc_buffer;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = ADC_BUFFER_SIZE;
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_Cmd(ADC1, DISABLE);
ADC_DeInit(ADC1);
ADC_StructInit(&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 = 1;
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channel12 configuration */
//#define SAMPLE_TIME ADC_SampleTime_1Cycles5
//#define SAMPLE_TIME ADC_SampleTime_7Cycles5
//#define SAMPLE_TIME ADC_SampleTime_13Cycles5
#define SAMPLE_TIME ADC_SampleTime_28Cycles5
//#define SAMPLE_TIME ADC_SampleTime_41Cycles5
//#define SAMPLE_TIME ADC_SampleTime_55Cycles5
//#define SAMPLE_TIME ADC_SampleTime_71Cycles5
//#define SAMPLE_TIME ADC_SampleTime_239Cycles5
ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 1, SAMPLE_TIME);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
sys_sleep(2);
/* 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);
#ifdef USE_CONSOLE
console_cmd_init(&adc_console1);
adc_console1.cmd = "adc";
adc_console1.help = "adc - ADC read ADC DMA statistic";
adc_console1.handler = adc_cmd1;
console_add_cmd(&adc_console1);
#endif //USE_CONSOLE
}
/*******************************************************************************
* Function Name : main
* Description : Main program
* Input : None
* Output : None
* Return : None
*******************************************************************************/
int main(void)
{
/* define local values */
u16 DataValue = 0x0;
u16 Keta = 0;
u16 cnt = 0; // counter
u32 wcnt = 0; // counter for wait
u16 Temperature = 0 ;
u8 a, b, c, d;
#ifdef DEBUG
debug();
#endif
/* System Clocks Configuration */
RCC_Configuration();
/* NVIC configuration */
NVIC_Configuration();
/* Configure the GPIO ports */
GPIO_Configuration(); // ADC用のGPIOの設定はしなくていいよね。
/* USART2 configuration ------------------------------------------------------*/
/* USART2 configured as follow:
- BaudRate = 115200 baud
- Word Length = 8 Bits
- One Stop Bit
- No parity
- Hardware flow control enabled (RTS and CTS signals)
- Receive and transmit enabled
*/
USART_InitStructure.USART_BaudRate = 115200;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No ;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_RTS_CTS;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_Init(USART2, &USART_InitStructure);
/* Enable the USART2 */
USART_Cmd(USART2, ENABLE);
/* 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 channels configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_16, 1, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_17, 2, ADC_SampleTime_239Cycles5);
/* Enable ADC1 DMA */
// ADC_DMACmd(ADC1, ENABLE);
/* Enable Vrefint channel17 */
ADC_TempSensorVrefintCmd(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);
/* Test on DMA1 channel1 transfer complete flag */
//while(!DMA_GetFlagStatus(DMA1_FLAG_TC1));
/* Clear DMA1 channel1 transfer complete flag */
//DMA_ClearFlag(DMA1_FLAG_TC1);
/* DEBUG MARKER */
/* ************* */
/* Turn on led connected to PC.06 pin */
//GPIO_SetBits(GPIOC, GPIO_Pin_6);
/* Turn off led connected to PC.06 pin */
GPIO_ResetBits(GPIOC, GPIO_Pin_6);
/* Communication hyperterminal-USART2 using hardware flow control -------------*/
/* Send a buffer from USART to hyperterminal */
while(NbrOfDataToTransfer--)
{
USART_SendData(USART2, TxBuffer[TxCounter++]);
while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET);
}
/* ************* */
while (1){
//while( ADC_GetFlagStatus( ADC1, ADC_FLAG_EOC) == RESET );
//DataValue = ADCConvertedValue;
while( ADC_GetFlagStatus( ADC1, ADC_FLAG_EOC) == RESET );
while( ( wcnt++ % 0x400000) != 0x0 ){ // wait loop
DataValue = ADC_GetConversionValue(ADC1);
}
Temperature= (1.42 - DataValue*3.3/4096)*1000/4.35 + 25;
DataValue = Temperature;
// rotate value.
Keta = ( DataValue & 0xf000 ) / 0x1000 ;
Keta = (( DataValue & 0x0f00 ) / 0x10 ) + Keta ;
Keta = (( DataValue & 0x00f0 ) * 0x10 ) + Keta ;
Keta = (( DataValue & 0x000f ) * 0x1000 ) + Keta ;
DataValue = Keta ;
// printf ( "%s", DataValue );
for ( cnt = 0 ; cnt < 4 ; cnt++ ){
Keta = 0 ;
if ( DataValue % 16 >= 10 ){
Keta = 'A' + ( DataValue % 16 - 10 );
} else {
Keta = '0' + ( DataValue % 16 );
}
DataValue = DataValue /16 ;
USART_SendData(USART2, Keta );
while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET);
}
// printf( "\n\r" );
USART_SendData(USART2, '\n');
while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET);
USART_SendData(USART2, '\r');
while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET);
}
/* Receive a string (Max RxBufferSize bytes) from the Hyperterminal ended by '\r' (Enter key) */
do
{
if((USART_GetFlagStatus(USART2, USART_FLAG_RXNE) != RESET)&&(RxCounter < RxBufferSize))
{
RxBuffer[RxCounter] = USART_ReceiveData(USART2);
USART_SendData(USART2, RxBuffer[RxCounter++]);
}
}
while((RxBuffer[RxCounter - 1] != '\r')&&(RxCounter != RxBufferSize));
while (1)
{
}
}
/**
* @brief Main program
* @param None
* @retval : None
*/
int main(void)
{
/* System Clocks Configuration */
RCC_Configuration();
/* Configure the GPIO ports */
GPIO_Configuration();
/* DMA1 Channel5 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel5);
DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)TIM1_CCR1_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)ADC1_DR_Address;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST;
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_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_Channel5, &DMA_InitStructure);
/* Enable DMA1 Channel5 */
DMA_Cmd(DMA1_Channel5, ENABLE);
/* 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);
/* ADC1 RegularChannelConfig Test */
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 1, ADC_SampleTime_55Cycles5);
/* TIM1 configuration ------------------------------------------------------*/
/* Time Base configuration */
TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);
TIM_TimeBaseStructure.TIM_Period = 0xFF0;
TIM_TimeBaseStructure.TIM_Prescaler = 0x0;
TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);
/* Channel1 Configuration in PWM mode */
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OC1Init(TIM1, &TIM_OCInitStructure);
/* Enable TIM1 */
TIM_Cmd(TIM1, ENABLE);
/* Enable TIM1 outputs */
TIM_CtrlPWMOutputs(TIM1, ENABLE);
/* Enable TIM1 DMA interface */
TIM_DMACmd(TIM1, TIM_DMA_Update, 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 conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
while (1)
{
}
}
void ADCwithDMA_Config(void){
ADC_InitTypeDef ADC_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
//DMA
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
/* PCLK2 is the APB2 clock */
/* ADCCLK = PCLK2/6 = 72/6 = 12MHz*/
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
/* Enable ADC1 clock so that we can talk to it */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* Put everything back to power-on defaults */
ADC_DeInit(ADC1);
/* DMA1 channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&(ADC.raw[0]);
// Data direction: Peripheral is source
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
// Data Buffer Size
DMA_InitStructure.DMA_BufferSize = 9;
// Do not increment Peripheral Address Register
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
// Do increment destination memory pointer
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
// Transport data repeatedly
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
// Memory to Memory Mode Disabled
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
// Enable DMA Channel
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
#ifdef ADC_DMA_TransferCompleteInterrupt
/* Enable DMA1 Channel Transfer Complete interrupt */
DMA_ITConfig(DMA1_Channel1, DMA_IT_TC, ENABLE);
#endif //ADC_DMA_TransferCompleteInterrupt
/* Enable DMA1 channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* 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;
// number of ADC channels that will be converted using the sequencer
ADC_InitStructure.ADC_NbrOfChannel = 9;
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channels configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 1, ADC_SampleTime_71Cycles5); //AIN0
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 2, ADC_SampleTime_71Cycles5); //AIN1
ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 3, ADC_SampleTime_71Cycles5); //MOTORCURRENT
ADC_RegularChannelConfig(ADC1, ADC_Channel_5, 4, ADC_SampleTime_71Cycles5); //THERM0
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 5, ADC_SampleTime_71Cycles5); //THERM1
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 6, ADC_SampleTime_71Cycles5); //PVCC
ADC_RegularChannelConfig(ADC1, ADC_Channel_15, 7, ADC_SampleTime_71Cycles5); //24V
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 8, ADC_SampleTime_71Cycles5); //12V
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, 9, ADC_SampleTime_71Cycles5); //5V
/* 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);
ADC.uVoltsPerUnit = 7975;
ADC.unitsOffset = 0;
ADC.logicZeroMax_mV = 6000;
ADC.logicOneMin_mV = 18000;
}
/****************************************************************************
* 名 称：void ADC_Configuration(void)
* 功 能：ADC 配置函数
* 入口参数：无
* 出口参数：无
* 说 明：
* 调用方法：
****************************************************************************/
void ADC_Configuration(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
// GPIO_InitTypeDef GPIO_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
// //设置AD模拟输入端口为输入 1路AD 规则通道
// GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
// GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
// GPIO_Init(GPIOC, &GPIO_InitStructure);
/* Enable DMA clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
/* Enable ADC1 and GPIOC clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* DMA channel1 configuration ----------------------------------------------*/
//使能DMA
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; //DMA通道1的地址
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue[0]; //DMA传送地址
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; //传送方向
DMA_InitStructure.DMA_BufferSize = 10; //传送内存大小，100个16位
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; //传送内存地址递增
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; //ADC1转换的数据是16位
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord; //传送的目的地址是16位宽度
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; //循环
DMA_InitStructure.DMA_Priority = DMA_Priority_Medium;
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
/* 允许DMA1通道1传输结束中断 */
//DMA_ITConfig(DMA1_Channel1,DMA_IT_TC, ENABLE);
//使能DMA通道1
DMA_Cmd(DMA1_Channel1, ENABLE);
//配置PA2模拟输入，检测电池电压
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure); // PA2,输入时不用设置速率
//ADC配置
/* Resets ADC1 */
ADC_DeInit(ADC1);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //ADC1工作在独立模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE; //模数转换工作在扫描模式（多通道）还是单次（单通道）模式
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //模数转换工作在扫描模式（多通道）还是单次（单通道）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 = 2; //规定了顺序进行规则转换的ADC通道的数目。这个数目的取值范围是1到16
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channels configuration [规则模式通道配置]*/
//ADC1 规则通道配置
ADC_RegularChannelConfig(ADC1, ADC_Channel_16, 1, ADC_SampleTime_239Cycles5); //通道16样时间 239.5周期
ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 2, ADC_SampleTime_239Cycles5); //通道16样时间 239.5周期
ADC_TempSensorVrefintCmd(ENABLE);
//使能ADC1 DMA
ADC_DMACmd(ADC1, ENABLE);
//使能ADC1
ADC_Cmd(ADC1, ENABLE);
// 初始化ADC1校准寄存器
ADC_ResetCalibration(ADC1);
//检测ADC1校准寄存器初始化是否完成
while(ADC_GetResetCalibrationStatus(ADC1));
//开始校准ADC1
ADC_StartCalibration(ADC1);
//检测是否完成校准
while(ADC_GetCalibrationStatus(ADC1));
//ADC1转换启动
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32f10x_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f10x.c file
*/
/* System clocks configuration ---------------------------------------------*/
RCC_Configuration();
/* GPIO configuration ------------------------------------------------------*/
GPIO_Configuration();
/* DMA1 channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)ADC_DualConvertedValueTab;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 16;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Word;
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Word;
DMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
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_RegSimult;
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 = 2;
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channels configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 1, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_17, 2, ADC_SampleTime_239Cycles5);
/* Enable ADC1 DMA */
ADC_DMACmd(ADC1, ENABLE);
/* ADC2 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_RegSimult;
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 = 2;
ADC_Init(ADC2, &ADC_InitStructure);
/* ADC2 regular channels configuration */
ADC_RegularChannelConfig(ADC2, ADC_Channel_11, 1, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC2, ADC_Channel_12, 2, ADC_SampleTime_239Cycles5);
/* Enable ADC2 external trigger conversion */
ADC_ExternalTrigConvCmd(ADC2, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
/* Enable Vrefint channel17 */
ADC_TempSensorVrefintCmd(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));
/* Enable ADC2 */
ADC_Cmd(ADC2, ENABLE);
/* Enable ADC2 reset calibaration register */
ADC_ResetCalibration(ADC2);
/* Check the end of ADC2 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC2));
/* Start ADC2 calibaration */
ADC_StartCalibration(ADC2);
/* Check the end of ADC2 calibration */
while(ADC_GetCalibrationStatus(ADC2));
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
/* Test on DMA1 channel1 transfer complete flag */
while(!DMA_GetFlagStatus(DMA1_FLAG_TC1));
/* Clear DMA1 channel1 transfer complete flag */
DMA_ClearFlag(DMA1_FLAG_TC1);
while (1)
{
}
}
static void adc1_mode_config( void)
{
DMA_InitTypeDef dma_init_structure;
ADC_InitTypeDef adc_init_structure;
/* 复位 ADC1,将与DMA有关的寄存器设我初始值; */
DMA_DeInit( DMA1_Channel1);
/*定义DMA外设基地址, 这里的ADC1_DR_Address 是用户自己定义的，即为存放转换结果的寄存器;
，他的作用就是告诉DMA取数就到ADC1_DR_Address 这里来取。;*/
dma_init_structure.DMA_PeripheralBaseAddr = ADC1_DR_ADDRESS;
/*定义内存基地址，即告诉DMA要将从AD中取来的数放到ADC_ConvertedValue中 ;*/
dma_init_structure.DMA_MemoryBaseAddr = ( uint32_t)&s_adc1_converted_value;
/*定义AD外设作为数据传输的来源，即告诉DMA是将AD中的数据取出放到内存中，不能反过来;*/
dma_init_structure.DMA_DIR = DMA_DIR_PeripheralSRC;
/*指定DMA通道的DMA缓存的大小,即告诉DMA开辟几个内存空间，由于我们只取通道10的AD数据所以只需开辟一个内存空间;*/
dma_init_structure.DMA_BufferSize = 1;
//dma_init_structure.DMA_BufferSize = 2;
/*设定寄存器地址固定，即告诉DMA，只从固定的一个地方取数;*/
dma_init_structure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
/*设定内存地址固定，即每次DMA，，只将数搬到固定的内存中;*/
dma_init_structure.DMA_MemoryInc = DMA_MemoryInc_Disable;
/*设定内存地址递加，即每次DMA都是将该外设寄存器中的值传到两个内存空间中;*/
//DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
/*设定外设数据宽度，即告诉DMA要取的数的大小,半字(16位);*/
dma_init_structure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
/*设定内存的的宽度;*/
dma_init_structure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
/*设定DMA工作再循环缓存模式，即告诉DMA要不停的搬运，不能偷懒;*/
dma_init_structure.DMA_Mode = DMA_Mode_Circular;
/*设定DMA选定的通道软件优先级;*/
dma_init_structure.DMA_Priority = DMA_Priority_High;
dma_init_structure.DMA_M2M = DMA_M2M_Disable;
DMA_Init( DMA1_Channel1, &dma_init_structure);
DMA_Cmd( DMA1_Channel1, ENABLE);
/* ADC1 configuration */
/*设置ADC工作在独立模式;*/
adc_init_structure.ADC_Mode = ADC_Mode_Independent;
/*规定AD转换工作在扫描模式，即对多个通道采样;*/
//ADC_InitStructure.ADC_ScanConvMode = ENABLE
/*规定AD转换工作在单次模式，即对一个通道采样;*/
adc_init_structure.ADC_ScanConvMode = DISABLE;
/*设定AD转化在连续模式;*/
adc_init_structure.ADC_ContinuousConvMode = ENABLE;
/*不使用外部促发转换;*/
adc_init_structure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
/*采集的数据在寄存器中以右对齐的方式存放;*/
adc_init_structure.ADC_DataAlign = ADC_DataAlign_Right;
/*设定要转换的AD通道数目;*/
adc_init_structure.ADC_NbrOfChannel = 1;
//adc_init_structure.ADC_NbrOfChannel = 2;
ADC_Init( ADC1, &adc_init_structure);
/*配置ADC时钟，为PCLK2的8分频，即9MHz;*/
RCC_ADCCLKConfig( RCC_PCLK2_Div8);
/*配置ADC1的通道11为55.5个采样周期; */
ADC_RegularChannelConfig( ADC1,ADC_Channel_10,1,ADC_SampleTime_55Cycles5);
//ADC_RegularChannelConfig( ADC1,ADC_Channel_11,1,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));
/* 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);
}
void adcInit(drv_adc_config_t *init)
{
#if defined(CJMCU) || defined(CC3D)
UNUSED(init);
#endif
uint8_t i;
uint8_t configuredAdcChannels = 0;
memset(&adcConfig, 0, sizeof(adcConfig));
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_StructInit(&GPIO_InitStructure);
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
#ifdef ADC1_GPIO
if (init->channelMask & ADC_CHANNEL1_ENABLE) {
GPIO_InitStructure.GPIO_Pin = ADC1_GPIO_PIN;
GPIO_Init(ADC1_GPIO, &GPIO_InitStructure);
adcConfig[ADC_CHANNEL_1].adcChannel = ADC1_CHANNEL;
adcConfig[ADC_CHANNEL_1].dmaIndex = configuredAdcChannels++;
adcConfig[ADC_CHANNEL_1].enabled = true;
adcConfig[ADC_CHANNEL_1].sampleTime = ADC_SampleTime_239Cycles5;
}
#endif
#ifdef ADC2_GPIO
if (init->channelMask & ADC_CHANNEL2_ENABLE) {
GPIO_InitStructure.GPIO_Pin = ADC2_GPIO_PIN;
GPIO_Init(ADC2_GPIO, &GPIO_InitStructure);
adcConfig[ADC_CHANNEL_2].adcChannel = ADC2_CHANNEL;
adcConfig[ADC_CHANNEL_2].dmaIndex = configuredAdcChannels++;
adcConfig[ADC_CHANNEL_2].enabled = true;
adcConfig[ADC_CHANNEL_2].sampleTime = ADC_SampleTime_239Cycles5;
}
#endif
#ifdef ADC3_GPIO
if (init->channelMask & ADC_CHANNEL3_ENABLE) {
GPIO_InitStructure.GPIO_Pin = ADC3_GPIO_PIN;
GPIO_Init(ADC3_GPIO, &GPIO_InitStructure);
adcConfig[ADC_CHANNEL_3].adcChannel = ADC3_CHANNEL;
adcConfig[ADC_CHANNEL_3].dmaIndex = configuredAdcChannels++;
adcConfig[ADC_CHANNEL_3].enabled = true;
adcConfig[ADC_CHANNEL_3].sampleTime = ADC_SampleTime_239Cycles5;
}
#endif
#ifdef ADC4_GPIO
if (init->channelMask & ADC_CHANNEL4_ENABLE) {
GPIO_InitStructure.GPIO_Pin = ADC4_GPIO_PIN;
GPIO_Init(ADC4_GPIO, &GPIO_InitStructure);
adcConfig[ADC_CHANNEL_4].adcChannel = ADC4_CHANNEL;
adcConfig[ADC_CHANNEL_4].dmaIndex = configuredAdcChannels++;
adcConfig[ADC_CHANNEL_4].enabled = true;
adcConfig[ADC_CHANNEL_4].sampleTime = ADC_SampleTime_239Cycles5;
}
#endif
RCC_ADCCLKConfig(RCC_PCLK2_Div8); // 9MHz from 72MHz APB2 clock(HSE), 8MHz from 64MHz (HSI)
RCC_AHBPeriphClockCmd(ADC_AHB_PERIPHERAL, ENABLE);
RCC_APB2PeriphClockCmd(ADC_ABP2_PERIPHERAL, ENABLE);
// FIXME ADC driver assumes all the GPIO was already placed in 'AIN' mode
DMA_DeInit(ADC_DMA_CHANNEL);
DMA_InitTypeDef DMA_InitStructure;
DMA_StructInit(&DMA_InitStructure);
DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)&ADC_INSTANCE->DR;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)adcValues;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = configuredAdcChannels;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = configuredAdcChannels > 1 ? DMA_MemoryInc_Enable : DMA_MemoryInc_Disable;
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(ADC_DMA_CHANNEL, &DMA_InitStructure);
DMA_Cmd(ADC_DMA_CHANNEL, ENABLE);
ADC_InitTypeDef ADC_InitStructure;
ADC_StructInit(&ADC_InitStructure);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = configuredAdcChannels > 1 ? ENABLE : DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = configuredAdcChannels;
ADC_Init(ADC_INSTANCE, &ADC_InitStructure);
uint8_t rank = 1;
for (i = 0; i < ADC_CHANNEL_COUNT; i++) {
if (!adcConfig[i].enabled) {
continue;
}
ADC_RegularChannelConfig(ADC_INSTANCE, adcConfig[i].adcChannel, rank++, adcConfig[i].sampleTime);
}
ADC_DMACmd(ADC_INSTANCE, ENABLE);
ADC_Cmd(ADC_INSTANCE, ENABLE);
ADC_ResetCalibration(ADC_INSTANCE);
while(ADC_GetResetCalibrationStatus(ADC_INSTANCE));
ADC_StartCalibration(ADC_INSTANCE);
while(ADC_GetCalibrationStatus(ADC_INSTANCE));
ADC_SoftwareStartConvCmd(ADC_INSTANCE, ENABLE);
}
void ADC_Config(void)
{
ADC_InitTypeDef ADC_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
TIM_OCInitTypeDef TIM_OCInitStructure;
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOC, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1|GPIO_Pin_2;
GPIO_Init(GPIOA, &GPIO_InitStructure);
TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);
TIM_TimeBaseStructure.TIM_Period = 24;
TIM_TimeBaseStructure.TIM_Prescaler = 224;
TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);
/* TIM1 channel1 configuration in PWM mode */
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0x7F;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low;
TIM_OC1Init(TIM1, &TIM_OCInitStructure);
/* DMA1 channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)&ADCConvertedValue;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 5*256;
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);
/* 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 = 5;
ADC_Init(ADC1, &ADC_InitStructure);
/* ADC1 regular channel11 configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 2, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 3, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 4, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 5, 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));
/* Enable DMA1 channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
}
void adcInit(const adcConfig_t *config)
{
uint8_t configuredAdcChannels = 0;
memset(&adcOperatingConfig, 0, sizeof(adcOperatingConfig));
if (config->vbat.enabled) {
adcOperatingConfig[ADC_BATTERY].tag = config->vbat.ioTag;
}
if (config->rssi.enabled) {
adcOperatingConfig[ADC_RSSI].tag = config->rssi.ioTag; //RSSI_ADC_CHANNEL;
}
if (config->external1.enabled) {
adcOperatingConfig[ADC_EXTERNAL1].tag = config->external1.ioTag; //EXTERNAL1_ADC_CHANNEL;
}
if (config->current.enabled) {
adcOperatingConfig[ADC_CURRENT].tag = config->current.ioTag; //CURRENT_METER_ADC_CHANNEL;
}
ADCDevice device = adcDeviceByInstance(ADC_INSTANCE);
if (device == ADCINVALID)
return;
const adcDevice_t adc = adcHardware[device];
bool adcActive = false;
for (int i = 0; i < ADC_CHANNEL_COUNT; i++) {
if (!adcOperatingConfig[i].tag)
continue;
adcActive = true;
IOInit(IOGetByTag(adcOperatingConfig[i].tag), OWNER_ADC_BATT + i, 0);
IOConfigGPIO(IOGetByTag(adcOperatingConfig[i].tag), IO_CONFIG(GPIO_Mode_AIN, 0));
adcOperatingConfig[i].adcChannel = adcChannelByTag(adcOperatingConfig[i].tag);
adcOperatingConfig[i].dmaIndex = configuredAdcChannels++;
adcOperatingConfig[i].sampleTime = ADC_SampleTime_239Cycles5;
adcOperatingConfig[i].enabled = true;
}
if (!adcActive) {
return;
}
RCC_ADCCLKConfig(RCC_PCLK2_Div8); // 9MHz from 72MHz APB2 clock(HSE), 8MHz from 64MHz (HSI)
RCC_ClockCmd(adc.rccADC, ENABLE);
dmaInit(dmaGetIdentifier(adc.DMAy_Channelx), OWNER_ADC, 0);
DMA_DeInit(adc.DMAy_Channelx);
DMA_InitTypeDef DMA_InitStructure;
DMA_StructInit(&DMA_InitStructure);
DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)&adc.ADCx->DR;
DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)adcValues;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = configuredAdcChannels;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = configuredAdcChannels > 1 ? DMA_MemoryInc_Enable : DMA_MemoryInc_Disable;
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(adc.DMAy_Channelx, &DMA_InitStructure);
DMA_Cmd(adc.DMAy_Channelx, ENABLE);
ADC_InitTypeDef ADC_InitStructure;
ADC_StructInit(&ADC_InitStructure);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = configuredAdcChannels > 1 ? ENABLE : DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = configuredAdcChannels;
ADC_Init(adc.ADCx, &ADC_InitStructure);
uint8_t rank = 1;
for (int i = 0; i < ADC_CHANNEL_COUNT; i++) {
if (!adcOperatingConfig[i].enabled) {
continue;
}
ADC_RegularChannelConfig(adc.ADCx, adcOperatingConfig[i].adcChannel, rank++, adcOperatingConfig[i].sampleTime);
}
ADC_DMACmd(adc.ADCx, ENABLE);
ADC_Cmd(adc.ADCx, ENABLE);
ADC_ResetCalibration(adc.ADCx);
while (ADC_GetResetCalibrationStatus(adc.ADCx));
ADC_StartCalibration(adc.ADCx);
while (ADC_GetCalibrationStatus(adc.ADCx));
ADC_SoftwareStartConvCmd(adc.ADCx, ENABLE);
}
/**
* @brief This function sets up a conversion from ADC2 (non blocking)
* @param Channel number to convert
* @retval None
*/
void setADC2(uint8_t channel)
{
ADC_RegularChannelConfig(ADC2, channel, 1, ADC_SampleTime_239Cycles5);
// Start the conversion
ADC_SoftwareStartConvCmd(ADC2, ENABLE);
}
//----------------------------------------
static void Task_Led2(void* p_arg)//负责采集电压
{
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
INT16U shu[4]={0};
INT16U *s;
vu16 ADC_ConvertedValue;
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_GPIOA, ENABLE);
/* Configure PC.04 (ADC Channel14) as analog input -------------------------*/
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* DMA channel1 configuration ----------------------------------------------*/
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 2;
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_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 DMA channel1 */
//DMA_Cmd(DMA1_Channel1, ENABLE);
/* ADC1 configuration ------------------------------------------------------*/
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立模式 CR1
ADC_InitStructure.ADC_ScanConvMode = ENABLE; //扫描模式使能
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //连续转换模式使能
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //启动转换的外部事件--无 CR2
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //转换后的数据右对齐
ADC_InitStructure.ADC_NbrOfChannel = 1; //转换的通道数为1
ADC_Init(ADC1, &ADC_InitStructure);
/* ADCCLK = PCLK2/4 */
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
/* ADC1 regular channel14 configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_55Cycles5); //通道10采样时间
//ADC_DMACmd(ADC1, ENABLE); //允许ADC1进行DMA传送
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE); //使能ADC1
/* Enable ADC1 reset calibaration register */
ADC_ResetCalibration(ADC1); //允许ADC1复位校准寄存器
/* Check the end of ADC1 reset calibration register */
while(ADC_GetResetCalibrationStatus(ADC1)); //检测校准寄存器是否复位完成
/* Start ADC1 calibaration */
ADC_StartCalibration(ADC1); //启动ADC1 校准
/* Check the end of ADC1 calibration */
while(ADC_GetCalibrationStatus(ADC1)); //检测校准是否完成
/* Start ADC1 Software Conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE); //软件触发启动ADC1转换
(void) p_arg;
while (1)
{
//while(0 == ADC_GetFlagStatus(ADC1,ADC_FLAG_EOC));
if(ADC_GetFlagStatus(ADC1,ADC_FLAG_EOC))
{
shu[2]=shu[1];
shu[1]=shu[0];
shu[0]=ADC_GetConversionValue(ADC1);//获得ADC1的转换数据
}
//shu[3]=0xff;
//USART_OUT(USART1,"ADC_%d!\r\n",shu[0]);
s=&shu[0]; //取出shu中的地址付给指针s
OSMboxPost(SeMbox,s);
OSTimeDlyHMSM(0, 0, 0, 500);
}
}
void ADC_Configuration(ADC_TypeDef* ADC,u16 ADC_Channel,float SampleTime)
{
u8 i=0;
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);
if(ADC==ADC1){RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);}
else if(ADC==ADC2){RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2, ENABLE);}
else if(ADC==ADC3){RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC3, ENABLE);}
if(ADC_Channel==0){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;i=1;}
else if(ADC_Channel==1){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;i=1;}
else if(ADC_Channel==2){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;i=1;}
else if(ADC_Channel==3){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;i=1;}
else if(ADC_Channel==4){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;i=1;}
else if(ADC_Channel==5){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;i=1;}
else if(ADC_Channel==6){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;i=1;}
else if(ADC_Channel==7){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;i=1;}
else if(ADC_Channel==8){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;i=2;}
else if(ADC_Channel==9){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;i=2;}
else if(ADC_Channel==10){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;i=3;}
else if(ADC_Channel==11){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;i=3;}
else if(ADC_Channel==12){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;i=3;}
else if(ADC_Channel==13){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;i=3;}
else if(ADC_Channel==14){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;i=3;}
else if(ADC_Channel==15){GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;i=3;}
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //端口模式为模拟输入方式
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //翻转速度为50M
if(i==1){GPIO_Init(GPIOA, &GPIO_InitStructure);}
else if(i==2){GPIO_Init(GPIOB, &GPIO_InitStructure);}
else if(i==3){GPIO_Init(GPIOC, &GPIO_InitStructure);}
/* ADC 模数器转换配置 */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //ADC1和ADC2独立工作模式
ADC_InitStructure.ADC_ScanConvMode = DISABLE; //ADC设置为单通道模式
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //设置为连续转换模式
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;//由软件控制开始转换
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //AD输出数值为右端对齐方式
ADC_InitStructure.ADC_NbrOfChannel = ADC_Channel; //指定要进行AD转换的信道
ADC_Init(ADC, &ADC_InitStructure); //用上面的参数初始化ADC
/* ADC1信道1的转换通道配置 */
if (SampleTime==1.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_1Cycles5);}
else if(SampleTime==7.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_7Cycles5);}
else if(SampleTime==13.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_13Cycles5);}
else if(SampleTime==28.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_28Cycles5);}
else if(SampleTime==41.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_41Cycles5);}
else if(SampleTime==55.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_55Cycles5);}
else if(SampleTime==71.5) {ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_71Cycles5);}
else if(SampleTime==239.5){ADC_RegularChannelConfig(ADC, ADC_Channel, 1, ADC_SampleTime_239Cycles5);}
ADC_Cmd(ADC, ENABLE); //使能ADC
ADC_ResetCalibration(ADC); //重置ADC校准寄存器
while(ADC_GetResetCalibrationStatus(ADC)); //得到重置校准寄存器状态
ADC_StartCalibration(ADC); //开始校准ADC
while(ADC_GetCalibrationStatus(ADC)); //得到校准寄存器状态
ADC_SoftwareStartConvCmd(ADC, ENABLE); //使能ADC由软件控制开始转换
}
/* 函数名：ADC1_Mode_Config
* 描述 ：配置ADC1的工作模式为MDA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_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; // 外设基地址
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue; // AD转换值所存放的内存基地址 （就是给个地址）
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; // 外设作为数据传输的来源
DMA_InitStructure.DMA_BufferSize = 1; // 定义指定DMA通道 DMA缓存的大小
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; // 外设地址寄存器不变
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Disable; // 内存地址寄存器不变
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; // 数据宽度为16位
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord; // HalfWord
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; //工作在循环模式下
DMA_InitStructure.DMA_Priority = DMA_Priority_High; //高优先级
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable; //没有设置为内存到内存的传输
DMA_Init(DMA1_Channel1, &DMA_InitStructure);
/* Enable DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE); //ENABLE她
/* ADC1 configuration */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //独立工作模式
ADC_InitStructure.ADC_ScanConvMode = ENABLE; //多通道
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //连续转换
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //由软件触发启动
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //Right
ADC_InitStructure.ADC_NbrOfChannel = 1; //仅一个通道转换
ADC_Init(ADC1, &ADC_InitStructure);
/*配置ADC时钟，为PCLK2的8分频，即9Hz*/
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
/* ADC1 regular channel16 configuration */
//设置采样通道IN16, 设置采样时间
ADC_RegularChannelConfig(ADC1, ADC_Channel_16, 1, ADC_SampleTime_239Cycles5);
//使能温度传感器和内部参考电压
ADC_TempSensorVrefintCmd(ENABLE);
/* 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);
}
int main(void) {
int i;
DWT_Init();
KDC_5060R_init();
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
DWT_Delay(1000000);
demo1(0,TRUE,FALSE);
KDC_5060R_text_all(TRUE,TRUE);
DWT_Delay(5000000);
demo1(0,FALSE,FALSE);
KDC_5060R_text_all(FALSE,TRUE);
DWT_Delay(1000000);
demo1(0,TRUE,FALSE);
KDC_5060R_text_all(TRUE,TRUE);
DWT_Delay(1000000);
demo1(0,FALSE,FALSE);
KDC_5060R_text_all(FALSE,TRUE);
DWT_Delay(1000000);
demo1(0,TRUE,FALSE);
KDC_5060R_text_all(TRUE,TRUE);
DWT_Delay(1000000);
demo1(0,FALSE,FALSE);
KDC_5060R_text_all(FALSE,TRUE);
DWT_Delay(1000000);
for(i=0;i<10;i++) {
KDC_5060R_digit(i,TRUE);
DWT_Delay(200000);
}
KDC_5060R_digit_off(TRUE);
KDC_5060R_text("HI WORLD",0,TRUE,TRUE);
DWT_Delay(1000000);
demo1(100000,TRUE,TRUE);
DWT_Delay(1000000);
demo1(100000,FALSE,TRUE);
DWT_Delay(500000);
demo1(0,TRUE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
demo1(0,FALSE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
demo1(0,TRUE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
demo1(0,FALSE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
demo1(0,TRUE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
demo1(0,FALSE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
demo1(0,TRUE,FALSE);
KDC_5060R_send();
DWT_Delay(500000);
KDC_5060R_clear_text(TRUE);
DWT_Delay(500000);
KDC_5060R_text("HI WORLD",0,TRUE,TRUE);
DWT_Delay(500000);
KDC_5060R_clear_text(TRUE);
DWT_Delay(500000);
KDC_5060R_text("HI WORLD",0,TRUE,TRUE);
DWT_Delay(500000);
KDC_5060R_clear_text(TRUE);
DWT_Delay(500000);
KDC_5060R_text("HI WORLD",0,TRUE,TRUE);
DWT_Delay(500000);
KDC_5060R_symbol(SYMBOL_DOUBLE_COLON_1,FALSE,FALSE);
KDC_5060R_symbol(SYMBOL_DOUBLE_COLON_2,FALSE,FALSE);
KDC_5060R_symbol(SYMBOL_MINUS,FALSE,TRUE);
KDC_5060R_text("kbiva.wordpress.com",0,TRUE,TRUE);
DWT_Delay(2000000);
for(i=0;i>=-11;i--) {
KDC_5060R_text("kbiva.wordpress.com",i,TRUE,TRUE);
DWT_Delay(200000);
}
DWT_Delay(1000000);
for(i=-11;i<=0;i++) {
KDC_5060R_text("kbiva.wordpress.com",i,TRUE,TRUE);
DWT_Delay(200000);
}
DWT_Delay(2000000);
demo1(0,FALSE,FALSE);
KDC_5060R_clear_text(TRUE);
while(1){
KDC_5060R_receive();
if(key_data[0]&KEY_3) {KDC_5060R_text("red",0,TRUE,TRUE);KDC_5060R_leds_red();}
if(key_data[0]&KEY_2) KDC_5060R_text("Button 2",0,TRUE,TRUE);
if(key_data[1]&KEY_1) KDC_5060R_text("Button 1",0,TRUE,TRUE);
if(key_data[1]&KEY_4) {KDC_5060R_text("green",0,TRUE,TRUE);KDC_5060R_leds_green();}
if(key_data[1]&KEY_VOL_UP) KDC_5060R_text("Vol Up",0,TRUE,TRUE);
if(key_data[1]&KEY_VOL_DOWN) KDC_5060R_text("Vol Down",0,TRUE,TRUE);
if(key_data[1]&KEY_ATT) KDC_5060R_text("Att",0,TRUE,TRUE);
if(key_data[1]&KEY_5) {KDC_5060R_text("yellow",0,TRUE,TRUE);KDC_5060R_leds_yellow();}
if(key_data[1]&KEY_6) {KDC_5060R_text("leds off",0,TRUE,TRUE);KDC_5060R_leds_off();}
if(key_data[2]&KEY_PLAY) KDC_5060R_text("Play",0,TRUE,TRUE);
if(key_data[2]&KEY_SRC) KDC_5060R_text("SRC",0,TRUE,TRUE);
if(key_data[2]&KEY_SEEK_RIGHT) KDC_5060R_text("Seek >>",0,TRUE,TRUE);
if(key_data[2]&KEY_DISP) KDC_5060R_text("DISP",0,TRUE,TRUE);
if(key_data[2]&KEY_SEEK_LEFT) KDC_5060R_text("Seek <<",0,TRUE,TRUE);
if(key_data[2]&KEY_FM) KDC_5060R_text("FM",0,TRUE,TRUE);
if(key_data[2]&KEY_AM) KDC_5060R_text("AM",0,TRUE,TRUE);
if(key_data[3]&KEY_TI) KDC_5060R_text("TI",0,TRUE,TRUE);
if(key_data[3]&KEY_AUDIO) KDC_5060R_text("AUDIO",0,TRUE,TRUE);
if(ADCConvertedValue[0]<2000) KDC_5060R_text("RESET",0,TRUE,TRUE);
DWT_Delay(100000);
KDC_5060R_clear_text(TRUE);
}
}
/* Described at the top of this file. */
void BluetoothModemTask( void *pvParameters )
{
char cChar;
/* Just to avoid compiler warnings. */
( void ) pvParameters;
/* Initialise COM0, which is USART1 according to the STM32 libraries. */
lCOMPortInit( comBTM, mainBAUD_RATE );
/* Reset BTM */
#if 0
GPIO_ResetBits(BTM_Reset_Port, BTM_Reset_Pin);
vTaskDelay( ( TickType_t ) 10 / portTICK_PERIOD_MS );
GPIO_SetBits(BTM_Reset_Port, BTM_Reset_Pin);
#endif
// do { } while (1);
// const char *atEscape = "^^^";
const char *atEscapeChar = "^";
const char *atEOL = "\r";
const char *atTest = "AT\r";
// after-reset condition: give the BT module some time to init itself.
vTaskDelay( ( TickType_t ) 1000 / portTICK_PERIOD_MS );
do {
#if 1
// Before the escape sequence there must be silence for 1s
vTaskDelay( ( TickType_t ) 1200 / portTICK_PERIOD_MS );
lSerialPutString( comBTM, atEscapeChar, strlen(atEscapeChar) );
vTaskDelay( ( TickType_t ) 120 / portTICK_PERIOD_MS );
lSerialPutString( comBTM, atEscapeChar, strlen(atEscapeChar) );
vTaskDelay( ( TickType_t ) 120 / portTICK_PERIOD_MS );
lSerialPutString( comBTM, atEscapeChar, strlen(atEscapeChar) );
// After the escape sequence there must be silence for 1s
vTaskDelay( ( TickType_t ) 1200 / portTICK_PERIOD_MS );
#endif
LEDs_Set(LED0, LED_INTENS_0, LED_INTENS_100, LED_INTENS_0);
// Send end of line
lSerialPutString( comBTM, atEOL, strlen(atEOL) );
// wait a little bit
vTaskDelay( ( TickType_t ) 100 / portTICK_PERIOD_MS );
// empty input buffer
usartDrainInput(comBTM); /* this drains possible 'ERROR 05' status */
// vTaskDelay( ( TickType_t ) 10 / portTICK_PERIOD_MS );
// Send plain AT
lSerialPutString( comBTM, atTest, strlen(atTest) );
// vTaskDelay( ( TickType_t ) 20 / portTICK_PERIOD_MS );
// expect "OK\r\n"
} while (btmExpectOK());
LEDs_Set(LED0, LED_INTENS_0, LED_INTENS_0, LED_INTENS_100);
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_2 /*| GPIO_Pin_1*/;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init( GPIOA, &GPIO_InitStruct );
do { } while (1);
// disable local echo
const char *atDisableEcho = "ATE0\r";
lSerialPutString( comBTM, atDisableEcho, strlen(atDisableEcho) );
if (btmExpectOK()) {
// failed
assert_failed(__FILE__, __LINE__);
}
const char *atSetDeviceName = "AT*agln=\"PIP-Watch\",0\r\n";
lSerialPutString( comBTM, atSetDeviceName, strlen(atSetDeviceName) );
if (btmExpectOK()) {
// failed
assert_failed(__FILE__, __LINE__);
}
const char *atSetPin = "AT*agfp=\"1234\",0\r";
lSerialPutString( comBTM, atSetPin, strlen(atSetPin) );
if (btmExpectOK()) {
// failed
assert_failed(__FILE__, __LINE__);
}
const char *atToDataMode = "AT*addm\r";
lSerialPutString( comBTM, atToDataMode, strlen(atToDataMode) );
if (btmExpectOK()) {
// failed
assert_failed(__FILE__, __LINE__);
}
/* Try sending out a string all in one go, as a very basic test of the
lSerialPutString() function. */
// lSerialPutString( comBTM, pcLongishString, strlen( pcLongishString ) );
int k = 0;
char *buf = NULL;
for( ;; )
{
/* Block to wait for a character to be received on COM0. */
xSerialGetChar( comBTM, &cChar, portMAX_DELAY );
/* Write the received character back to COM0. */
xSerialPutChar( comBTM, cChar, 0 );
if (!buf) {
buf = pvPortMalloc(sizeof(char) * 32);
#if 0
/* start ADC conversion by software */
// ADC_ClearFlag(ADC1, ADC_FLAG_EOC);
ADC_ClearFlag(ADC1, ADC_FLAG_STRT);
ADC_Cmd(ADC1, ENABLE);
#if 0
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
/* wait till the conversion starts */
while (ADC_GetSoftwareStartConvStatus(ADC1) != RESET) { }
#endif
/* wait till the conversion ends */
while (ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) != SET) { }
#endif
k = 0;
// k = itostr(buf, 32, RTC_GetCounter());
// k = itostr(buf, 32, ADC_GetConversionValue(ADC1));
// k = itostr(buf, 32, vbat_measured);
// k = itostr(buf, 32, vbat_percent);
// ADC_ClearFlag(ADC1, ADC_FLAG_EOC);
}
buf[k++] = cChar;
if (cChar == '\r' || k >= 30) {
buf[k] = '\0';
for (int i = 0; i < k-4; ++i) {
if (buf[i] == '*') {
/* set time: *<hours><minutes> */
int hours = (buf[i+1]-'0')*10 + (buf[i+2]-'0');
int minutes = (buf[i+3]-'0')*10 + (buf[i+4]-'0');
hours %= 24;
minutes %= 60;
current_rtime.sec = 0;
current_rtime.hour = hours;
current_rtime.min = minutes;
break;
}
}
if (xQueueSend(toDisplayStrQueue, &buf, 0) == pdTRUE) {
// ok; will alloc new buffer
buf = NULL;
} else {
// fail; ignore, keep buffer
}
// motor demo
GPIO_SetBits(GPIOB, 1 << 13);
vTaskDelay( ( TickType_t ) 300 / portTICK_PERIOD_MS );
GPIO_ResetBits(GPIOB, 1 << 13);
k = 0;
xSerialPutChar( comBTM, '\n', 0 );
}
}
}
/* 函数名：ADC1_Mode_Config
* 描述 ：配置ADC1的工作模式为MDA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;
/* Enable DMA clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
/* Enable ADC1 clock and GPIOC clock already enabled in GPIO.c */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* DMA channel1 configuration */
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 11;
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 DMA channel1 */
DMA_Cmd(DMA1_Channel1, ENABLE);
/* ADC1 configuration */
ADC_DeInit(ADC1); //??? ADC1 ????????????
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 = 11;
ADC_Init(ADC1, &ADC_InitStructure);
/********************************/
RCC_ADCCLKConfig(RCC_PCLK2_Div6); //72M/6=12,ADC????????14M
/* ADC1 regular channel configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_5, 1, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 2, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 3, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 4, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_9, 5, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_10, 6, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 7, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_12, 8, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_13, 9, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 10, ADC_SampleTime_55Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_15, 11, 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);
}
uint16_t AudioFilter::readAnalog(uint8_t channel) {
ADC_RegularChannelConfig(ADC1, channel, 1, ADC_SampleTime_1Cycles5);
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
while (ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) == RESET);
return ADC_GetConversionValue(ADC1);
}
