void ADSample(void)
{
u8 i,tttemp;
ADC1_DeInit();
ADC1_ConversionConfig(ADC1_CONVERSIONMODE_SINGLE, ADC1_CHANNEL_3, ADC1_ALIGN_RIGHT);
ADC1_SchmittTriggerConfig(ADC1_SCHMITTTRIG_CHANNEL4,ENABLE);
ADC1_ITConfig(ADC1_IT_EOCIE,DISABLE);
ADC1_Cmd(ENABLE);
ADC1->CSR &= (u8)(~0x80);
ADC1_StartConversion();
while((ADC1->CSR & 0x80)!=0x80) IWDG_ReloadCounter(); // µÈ´ýת»»½áÊø
Conversion_Value += ADC1_GetConversionValue();
ADC1->CSR &= (u8)(~0x80);
u8ADChannelCnt++;
if(u8ADChannelCnt>=SAMPLE_TIMES)
{
u8ADChannelCnt = 0;
tttemp = (u8)((Conversion_Value>>2)/SAMPLE_TIMES);
if((tttemp<20) || (tttemp>200) ) u8Temp = OFF_TMP_SET;
else
{
for(i=0;T3580Tab[i]<tttemp;i++);
u8Temp = (u8)(i+(40*2));
}
Conversion_Value = 0;
}
//-----------------------------------------------------------------//
// Setup ADC
// ADC_CLK = 4 MHz
// ADC single conversion time is ADC_StartDelay +
// (29 to 36 ADC clock cycles depending on ADC_DelayGo)
// ADC clock = 4MHz / 128 = 31.250kHz (T = 32uS)
//-----------------------------------------------------------------//
void HW_ADCInit(void)
{
ADC_InitTypeDef sADC;
ADCx_InitTypeDef sADCx;
// ADC Configuration
// Reset all ADC settings
ADC_DeInit();
ADC_StructInit(&sADC);
sADC.ADC_SynchronousMode = ADC_SyncMode_Independent;
sADC.ADC_StartDelay = 10;
sADC.ADC_TempSensor = ADC_TEMP_SENSOR_Enable;
sADC.ADC_TempSensorAmplifier = ADC_TEMP_SENSOR_AMPLIFIER_Enable;
sADC.ADC_TempSensorConversion = ADC_TEMP_SENSOR_CONVERSION_Enable;
sADC.ADC_IntVRefConversion = ADC_VREF_CONVERSION_Enable;
sADC.ADC_IntVRefTrimming = 1;
ADC_Init (&sADC);
// ADC1 Configuration
ADCx_StructInit (&sADCx);
sADCx.ADC_ClockSource = ADC_CLOCK_SOURCE_ADC;
sADCx.ADC_SamplingMode = ADC_SAMPLING_MODE_SINGLE_CONV;
sADCx.ADC_ChannelSwitching = ADC_CH_SWITCHING_Disable;
sADCx.ADC_ChannelNumber = ADC_CH_TEMP_SENSOR;
sADCx.ADC_Channels = 0;
sADCx.ADC_LevelControl = ADC_LEVEL_CONTROL_Disable;
sADCx.ADC_LowLevel = 0;
sADCx.ADC_HighLevel = 0;
sADCx.ADC_VRefSource = ADC_VREF_SOURCE_EXTERNAL;
sADCx.ADC_IntVRefSource = ADC_INT_VREF_SOURCE_EXACT;
sADCx.ADC_Prescaler = ADC_CLK_div_128;
sADCx.ADC_DelayGo = 0; // CHECKME
ADC1_Init (&sADCx);
ADC2_Init (&sADCx);
// Disable ADC interupts
ADC1_ITConfig((ADCx_IT_END_OF_CONVERSION | ADCx_IT_OUT_OF_RANGE), DISABLE);
ADC2_ITConfig((ADCx_IT_END_OF_CONVERSION | ADCx_IT_OUT_OF_RANGE), DISABLE);
// ADC1 enable
ADC1_Cmd (ENABLE);
ADC2_Cmd (ENABLE);
//-------------------//
/* ADC1_SetChannel(ADC_CH_TEMP_SENSOR);
ADC1_Start();
while( ADC_GetFlagStatus(ADC1_FLAG_END_OF_CONVERSION)==RESET );
temp_adc = ADC1_GetResult();
ADC1_Start();
while( ADC_GetFlagStatus(ADC1_FLAG_END_OF_CONVERSION)==RESET );
temp_adc = ADC1_GetResult();
temp_adc = temp_adc;
*/
}
/**
* @brief Deinitializes the ADC.
* @retval : None
*/
void pot_DeInit(void){
/* De-Init ADC peripheral*/
ADC1_DeInit();
/* Enable EOC interrupt */
ADC1_ITConfig(ADC1_IT_EOCIE,DISABLE);
}
/**
* @brief Main program.
* @param None
* @retval None
*/
void main ( void )
{
ClockConfigure();
#if defined (_USE_DEBUG_UART_)
DebugUARTInit();
#endif /* #if defined (_USE_DEBUG_UART_) */
/* ADC Configuration */
/* Reset all ADC settings */
ADC_DeInit();
DEBUG_PRINTF("ADC Init...");
// Inti clock ADC
RST_CLK_ADCclkSelection(RST_CLK_ADCclkCPU_C1);
RST_CLK_ADCclkPrescaler(RST_CLK_ADCclkDIV2);
// Enable clock ADC
RST_CLK_ADCclkEnable(ENABLE);
RST_CLK_PCLKcmd(RST_CLK_PCLK_ADC, ENABLE);
ADC_StructInit(&sADC);
sADC.ADC_StartDelay = 0;
sADC.ADC_TempSensor = ADC_TEMP_SENSOR_Enable;
sADC.ADC_TempSensorAmplifier = ADC_TEMP_SENSOR_AMPLIFIER_Enable;
sADC.ADC_TempSensorConversion = ADC_TEMP_SENSOR_CONVERSION_Enable;
sADC.ADC_IntVRefConversion = ADC_VREF_CONVERSION_Disable;
sADC.ADC_IntVRefTrimming = 1;
ADC_Init(&sADC);
/* ADC1 Configuration */
ADCx_StructInit(&sADCx);
sADCx.ADC_ClockSource = ADC_CLOCK_SOURCE_CPU;
sADCx.ADC_SamplingMode = ADC_SAMPLING_MODE_CICLIC_CONV;
sADCx.ADC_ChannelSwitching = ADC_CH_SWITCHING_Disable;
sADCx.ADC_ChannelNumber = ADC_CH_TEMP_SENSOR;
sADCx.ADC_Channels = 0;
sADCx.ADC_LevelControl = ADC_LEVEL_CONTROL_Disable;
sADCx.ADC_LowLevel = 0;
sADCx.ADC_HighLevel = 0;
sADCx.ADC_VRefSource = ADC_VREF_SOURCE_INTERNAL;
sADCx.ADC_IntVRefSource = ADC_INT_VREF_SOURCE_INEXACT;
sADCx.ADC_Prescaler = ADC_CLK_div_512;
sADCx.ADC_DelayGo = 7;
ADC1_Init(&sADCx);
/* Enable ADC1 EOCIF and AWOIFEN interupts */
ADC1_ITConfig(ADCx_IT_END_OF_CONVERSION, ENABLE);
/* Enable ADC IRQ */
NVIC_EnableIRQ(ADC_IRQn);
DEBUG_PRINTF("Ok\r\n");
/* ADC1 enable */
ADC1_Cmd(ENABLE);
while (1);
}
/*******************************************************************************
* Function Name : ADC_IRQHandler
* Description : This function handles ADC global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void ADC_IRQHandler(void)
{
/* Disable ADC1 end of conversion interrupt */
ADC1_ITConfig(ADC1_FLAG_END_OF_CONVERSION, DISABLE);
if (ADC1_GetFlagStatus(ADC1_IT_END_OF_CONVERSION) == SET)
{
/* Read value of the ADC1_RUSULT register and clear (automatically)
* ADC1_IT_END_OF_CONVERSION flag */
ADC1_Value = ADC1_GetResult();
}
if (ADC1_GetFlagStatus(ADCx_FLAG_OVERWRITE) == SET)
{
ADC1_ClearOverwriteFlag();
}
}
/**
* @brief Initializes the ADC.
* ADC conversion mode: continious, EOC interrupt enabled
* @retval : None
*/
void pot_init(void){
/* Init GPIO for ADC7 */
GPIO_Init(GPIOB, GPIO_PIN_7, GPIO_MODE_IN_FL_NO_IT);
/* De-Init ADC peripheral*/
ADC1_DeInit();
/* Init ADC1 peripheral */
ADC1_Init(ADC1_CONVERSIONMODE_CONTINUOUS, ADC1_CHANNEL_7, ADC1_PRESSEL_FCPU_D18, \
ADC1_EXTTRIG_TIM, DISABLE, ADC1_ALIGN_RIGHT, ADC1_SCHMITTTRIG_CHANNEL7,\
DISABLE);
/* Enable EOC interrupt */
ADC1_ITConfig(ADC1_IT_EOCIE,ENABLE);
/* Enable general interrupts */
enableInterrupts();
/*Start Conversion */
ADC1_StartConversion();
}
/*
Configure ADC1 Continuous Conversion with End Of Conversion interrupt enabled .
*/
void InitADC()
{
/* De-Init ADC1 peripheral */
ADC1_DeInit();
/* Enable EOC interrupt */
ADC1_ITConfig(ADC1_IT_EOCIE, ENABLE);
/* Enable conversion data buffering */
ADC1_DataBufferCmd(ENABLE);
/* Enable scan mode conversion */
ADC1_ScanModeCmd(ENABLE);
/* Init ADC1 peripheral */
/* ADC1 Channel 3 */
ADC1_Init(ADC1_CONVERSIONMODE_CONTINUOUS, REF_2V5_ANALOG, ADC1_PRESSEL_FCPU_D4, \
ADC1_EXTTRIG_TIM, DISABLE, ADC1_ALIGN_RIGHT, ADC1_SCHMITTTRIG_CHANNEL3,\
DISABLE);
/* ADC1 Channel 4 */
ADC1_Init(ADC1_CONVERSIONMODE_CONTINUOUS, L9110_U3_DRAW, ADC1_PRESSEL_FCPU_D4, \
ADC1_EXTTRIG_TIM, DISABLE, ADC1_ALIGN_RIGHT, ADC1_SCHMITTTRIG_CHANNEL4,\
DISABLE);
/* ADC1 Channel 5 */
ADC1_Init(ADC1_CONVERSIONMODE_CONTINUOUS, L9110_U4_DRAW, ADC1_PRESSEL_FCPU_D4, \
ADC1_EXTTRIG_TIM, DISABLE, ADC1_ALIGN_RIGHT, ADC1_SCHMITTTRIG_CHANNEL5,\
DISABLE);
/* ADC1 Channel 6 */
ADC1_Init(ADC1_CONVERSIONMODE_CONTINUOUS, L9110_U5_DRAW, ADC1_PRESSEL_FCPU_D4, \
ADC1_EXTTRIG_TIM, DISABLE, ADC1_ALIGN_RIGHT, ADC1_SCHMITTTRIG_CHANNEL6,\
DISABLE);
ADC1_Cmd(ENABLE);
}
void _Device_Stop_ADC_Conversion(){
ADC1_Cmd(DISABLE); //disable ADC,//Close conversion
ADC1_ITConfig(ADC1_IT_EOCIE, DISABLE); //Disable EOC interrupt
}
void adc_enable_Data_Buffer_and_EOC_interrupt(void){
ADC1_DataBufferCmd(ENABLE); //Enable the ADC1 data store into the Data Buffer registers
ADC1_ITConfig(ADC1_IT_EOCIE, ENABLE); //Enable EOC interrupt
}
void main(void)
#endif
{
RST_CLK_DeInit();
RST_CLK_CPU_PLLconfig (RST_CLK_CPU_PLLsrcHSIdiv2,0);
/* Enable peripheral clocks --------------------------------------------------*/
RST_CLK_PCLKcmd((RST_CLK_PCLK_RST_CLK | RST_CLK_PCLK_DMA | RST_CLK_PCLK_ADC),ENABLE);
RST_CLK_PCLKcmd((RST_CLK_PCLK_SSP1 | RST_CLK_PCLK_SSP2),ENABLE);
/* Disable all interrupt */
NVIC->ICPR[0] = 0xFFFFFFFF;
NVIC->ICER[0] = 0xFFFFFFFF;
/* DMA Configuration */
/* Reset all settings */
DMA_DeInit();
DMA_StructInit(&DMA_InitStr);
/* Set Primary Control Data */
DMA_PriCtrlStr.DMA_SourceBaseAddr = (uint32_t)(&(MDR_ADC->ADC1_RESULT));
DMA_PriCtrlStr.DMA_DestBaseAddr = (uint32_t)ADCConvertedValue;
DMA_PriCtrlStr.DMA_SourceIncSize = DMA_SourceIncNo;
DMA_PriCtrlStr.DMA_DestIncSize = DMA_DestIncHalfword;
DMA_PriCtrlStr.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_PriCtrlStr.DMA_Mode = DMA_Mode_PingPong;
DMA_PriCtrlStr.DMA_CycleSize = 10;
DMA_PriCtrlStr.DMA_NumContinuous = DMA_Transfers_1;
DMA_PriCtrlStr.DMA_SourceProtCtrl = DMA_SourcePrivileged;
DMA_PriCtrlStr.DMA_DestProtCtrl = DMA_DestPrivileged;
/* Set Alternate Control Data */
DMA_AltCtrlStr.DMA_SourceBaseAddr = (uint32_t)(&(MDR_ADC->ADC1_RESULT));
DMA_AltCtrlStr.DMA_DestBaseAddr = (uint32_t)ADCConvertedValue;
DMA_AltCtrlStr.DMA_SourceIncSize = DMA_SourceIncNo;
DMA_AltCtrlStr.DMA_DestIncSize = DMA_DestIncHalfword;
DMA_AltCtrlStr.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_AltCtrlStr.DMA_Mode = DMA_Mode_PingPong;
DMA_AltCtrlStr.DMA_CycleSize = 10;
DMA_AltCtrlStr.DMA_NumContinuous = DMA_Transfers_1;
DMA_AltCtrlStr.DMA_SourceProtCtrl = DMA_SourcePrivileged;
DMA_AltCtrlStr.DMA_DestProtCtrl = DMA_DestPrivileged;
/* Set Channel Structure */
DMA_InitStr.DMA_PriCtrlData = &DMA_PriCtrlStr;
DMA_InitStr.DMA_AltCtrlData = &DMA_AltCtrlStr;
DMA_InitStr.DMA_Priority = DMA_Priority_Default;
DMA_InitStr.DMA_UseBurst = DMA_BurstClear;
DMA_InitStr.DMA_SelectDataStructure = DMA_CTRL_DATA_PRIMARY;
/* Init DMA channel ADC1 */
DMA_Init(DMA_Channel_ADC1, &DMA_InitStr);
/* Enable dma_req or dma_sreq to generate DMA request */
MDR_DMA->CHNL_REQ_MASK_CLR = (1<<DMA_Channel_ADC1);
MDR_DMA->CHNL_USEBURST_CLR = (1<<DMA_Channel_ADC1);
/* Enable DMA channel ADC1 */
DMA_Cmd(DMA_Channel_ADC1, ENABLE);
/* ADC Configuration */
/* Reset all ADC settings */
ADC_DeInit();
ADC_StructInit(&sADC);
sADC.ADC_SynchronousMode = ADC_SyncMode_Independent;
sADC.ADC_StartDelay = 0;
sADC.ADC_TempSensor = ADC_TEMP_SENSOR_Enable;
sADC.ADC_TempSensorAmplifier = ADC_TEMP_SENSOR_AMPLIFIER_Enable;
sADC.ADC_TempSensorConversion = ADC_TEMP_SENSOR_CONVERSION_Enable;
sADC.ADC_IntVRefConversion = ADC_VREF_CONVERSION_Disable;
sADC.ADC_IntVRefTrimming = 1;
ADC_Init (&sADC);
/* ADC1 Configuration */
ADCx_StructInit (&sADCx);
sADCx.ADC_ClockSource = ADC_CLOCK_SOURCE_CPU;
sADCx.ADC_SamplingMode = ADC_SAMPLING_MODE_CICLIC_CONV;
sADCx.ADC_ChannelSwitching = ADC_CH_SWITCHING_Disable;
sADCx.ADC_ChannelNumber = ADC_CH_TEMP_SENSOR;
sADCx.ADC_Channels = 0;
sADCx.ADC_LevelControl = ADC_LEVEL_CONTROL_Disable;
sADCx.ADC_LowLevel = 0;
sADCx.ADC_HighLevel = 0;
sADCx.ADC_VRefSource = ADC_VREF_SOURCE_INTERNAL;
sADCx.ADC_IntVRefSource = ADC_INT_VREF_SOURCE_INEXACT;
sADCx.ADC_Prescaler = ADC_CLK_div_512;
sADCx.ADC_DelayGo = 7;
ADC1_Init (&sADCx);
/* Enable ADC1 EOCIF and AWOIFEN interupts */
ADC1_ITConfig((ADCx_IT_END_OF_CONVERSION | ADCx_IT_OUT_OF_RANGE), DISABLE);
/* ADC1 enable */
ADC1_Cmd (ENABLE);
/* Enable DMA IRQ */
NVIC_EnableIRQ(DMA_IRQn);
while(1);
}
void main(void)
#endif
{
ClockConfigure();
#if defined (_USE_DEBUG_UART_)
DebugUARTInit();
#endif /* #if defined (_USE_DEBUG_UART_) */
/* Enable peripheral clocks ----------------------------------------------*/
RST_CLK_PCLKcmd((RST_CLK_PCLK_RST_CLK |
RST_CLK_PCLK_ADC |
RST_CLK_PCLK_PORTD |
RST_CLK_PCLK_PORTB),
ENABLE);
/* Reset PORTD settings */
PORT_DeInit(MDR_PORTD );
/* Configure ADC pin: ADC2 */
/* Configure PORTD pin 9 */
PORT_InitStructure.PORT_Pin = PORT_Pin_9;
PORT_InitStructure.PORT_OE = PORT_OE_IN;
PORT_InitStructure.PORT_MODE = PORT_MODE_ANALOG;
PORT_Init(MDR_PORTD, &PORT_InitStructure);
/* Configure PORTB pins 0, 1 for output to switch LED1,2 on/off */
/* Configure PORTB pins 0, 1 */
PORT_InitStructure.PORT_FUNC = PORT_FUNC_PORT;
PORT_InitStructure.PORT_Pin = PORT_Pin_0 | PORT_Pin_1;
PORT_InitStructure.PORT_OE = PORT_OE_OUT;
PORT_InitStructure.PORT_MODE = PORT_MODE_DIGITAL;
PORT_InitStructure.PORT_SPEED = PORT_SPEED_MAXFAST;
PORT_Init(MDR_PORTB, &PORT_InitStructure);
/* ADC Configuration */
/* Reset all ADC settings */
ADC_DeInit();
DEBUG_PRINTF("ADC Init...");
// Inti clock ADC
RST_CLK_ADCclkSelection(RST_CLK_ADCclkCPU_C1);
RST_CLK_ADCclkPrescaler(RST_CLK_ADCclkDIV2);
// Enable clock ADC
RST_CLK_ADCclkEnable(ENABLE);
RST_CLK_PCLKcmd(RST_CLK_PCLK_ADC, ENABLE);
ADC_StructInit(&sADC);
sADC.ADC_StartDelay = 0;
sADC.ADC_TempSensor = ADC_TEMP_SENSOR_Enable;
sADC.ADC_TempSensorAmplifier = ADC_TEMP_SENSOR_AMPLIFIER_Enable;
sADC.ADC_TempSensorConversion = ADC_TEMP_SENSOR_CONVERSION_Disable;
sADC.ADC_IntVRefConversion = ADC_VREF_CONVERSION_Disable;
sADC.ADC_IntVRefTrimming = 0;
sADC.ADC_IntVRefAmplifier = ADC_INT_VREF_AMPLIFIER_Enable;
ADC_Init(&sADC);
ADCx_StructInit(&sADCx);
sADCx.ADC_ClockSource = ADC_CLOCK_SOURCE_CPU;
sADCx.ADC_SamplingMode = ADC_SAMPLING_MODE_CICLIC_CONV;
sADCx.ADC_ChannelSwitching = ADC_CH_SWITCHING_Disable;
sADCx.ADC_ChannelNumber = ADC_CH_ADC2;
sADCx.ADC_Channels = 0;
sADCx.ADC_LevelControl = ADC_LEVEL_CONTROL_Enable;
sADCx.ADC_LowLevel = L_Level;
sADCx.ADC_HighLevel = H_Level;
sADCx.ADC_VRefSource = ADC_VREF_SOURCE_INTERNAL;
sADCx.ADC_IntVRefSource = ADC_INT_VREF_SOURCE_INEXACT;
sADCx.ADC_Prescaler = ADC_CLK_div_16;
sADCx.ADC_DelayGo = 0xF;
ADC1_Init(&sADCx);
/* Enable ADC1 EOCIF and AWOIFEN interupts */
ADC1_ITConfig((ADCx_IT_END_OF_CONVERSION | ADCx_IT_OUT_OF_RANGE), ENABLE);
NVIC_EnableIRQ(ADC_IRQn);
/* ADC1 enable */
ADC1_Cmd(ENABLE);
while (1);
}
