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STM32-Player-Doc/STM32H743VI 开发版/STM32H750驱动例程(HAL库)/例20 内部温度传感器/HARDWARE/ADC/adc.c

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新增开发版例程
2021-07-28 13:15:22 +08:00
#include "adc.h"
#include "delay.h"
//////////////////////////////////////////////////////////////////////////////////
/********************************************************************************/
//ADC<44><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
//////////////////////////////////////////////////////////////////////////////////
ADC_HandleTypeDef ADC1_Handler;//ADC<44><43><EFBFBD><EFBFBD>
ADC_HandleTypeDef ADC3_Handler;//ADC<44><43><EFBFBD><EFBFBD>
/********************************************************************************/
//<2F><>ʼ<EFBFBD><CABC>ADC
//ch: ADC_channels
//ͨ<><CDA8>ֵ 0~16ȡֵ<C8A1><D6B5>ΧΪ<CEA7><CEAA>ADC_CHANNEL_0~ADC_CHANNEL_16
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
void MY_ADC1_Init(void)
{
ADC1_Handler.Instance=ADC1;
ADC1_Handler.Init.ClockPrescaler=ADC_CLOCK_SYNC_PCLK_DIV4; //4<><34>Ƶ<EFBFBD><C6B5>ADCCLK=PER_CK/4=64/4=16MHZ
ADC1_Handler.Init.Resolution=ADC_RESOLUTION_16B; //16λģʽ
ADC1_Handler.Init.ScanConvMode=DISABLE; //<2F><>ɨ<EFBFBD><C9A8>ģʽ
ADC1_Handler.Init.EOCSelection=ADC_EOC_SINGLE_CONV; //<2F>ر<EFBFBD>EOC<4F>ж<EFBFBD>
ADC1_Handler.Init.LowPowerAutoWait=DISABLE; //<2F>Զ<EFBFBD><D4B6>͹<EFBFBD><CDB9>Ĺر<C4B9>
ADC1_Handler.Init.ContinuousConvMode=DISABLE; //<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>
ADC1_Handler.Init.NbrOfConversion=1; //1<><31>ת<EFBFBD><D7AA><EFBFBD>ڹ<EFBFBD><DAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Ҳ<><D2B2><EFBFBD><EFBFBD>ֻת<D6BB><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
ADC1_Handler.Init.DiscontinuousConvMode=DISABLE; //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
ADC1_Handler.Init.NbrOfDiscConversion=0; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>Ϊ0
ADC1_Handler.Init.ExternalTrigConv=ADC_SOFTWARE_START; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC1_Handler.Init.ExternalTrigConvEdge=ADC_EXTERNALTRIGCONVEDGE_NONE;//ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC1_Handler.Init.BoostMode=ENABLE; //BOOTģʽ<C4A3>ر<EFBFBD>
ADC1_Handler.Init.Overrun=ADC_OVR_DATA_OVERWRITTEN; //<2F><><EFBFBD>µ<EFBFBD><C2B5><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>Ӹ<EFBFBD><D3B8>ǵ<EFBFBD><C7B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC1_Handler.Init.OversamplingMode=DISABLE; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>
ADC1_Handler.Init.ConversionDataManagement=ADC_CONVERSIONDATA_DR; //<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽ<EFBFBD><DDBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DR<44>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
HAL_ADC_Init(&ADC1_Handler); //<2F><>ʼ<EFBFBD><CABC>
HAL_ADCEx_Calibration_Start(&ADC1_Handler,ADC_CALIB_OFFSET,ADC_SINGLE_ENDED); //ADCУ׼
}
/********************************************************************************/
//<2F><>ʼ<EFBFBD><CABC>ADC3
//ch: ADC_channels
//ͨ<><CDA8>ֵ 0~16ȡֵ<C8A1><D6B5>ΧΪ<CEA7><CEAA>ADC_CHANNEL_0~ADC_CHANNEL_16
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
void MY_ADC3_Init(void)
{
ADC3_Handler.Instance=ADC3;
ADC3_Handler.Init.ClockPrescaler=ADC_CLOCK_SYNC_PCLK_DIV4; //4<><34>Ƶ<EFBFBD><C6B5>ADCCLK=PER_CK/4=64/4=16MHZ
ADC3_Handler.Init.Resolution=ADC_RESOLUTION_16B; //16λģʽ
ADC3_Handler.Init.ScanConvMode=DISABLE; //<2F><>ɨ<EFBFBD><C9A8>ģʽ
ADC3_Handler.Init.EOCSelection=ADC_EOC_SINGLE_CONV; //<2F>ر<EFBFBD>EOC<4F>ж<EFBFBD>
ADC3_Handler.Init.LowPowerAutoWait=DISABLE; //<2F>Զ<EFBFBD><D4B6>͹<EFBFBD><CDB9>Ĺر<C4B9>
ADC3_Handler.Init.ContinuousConvMode=DISABLE; //<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>
ADC3_Handler.Init.NbrOfConversion=1; //1<><31>ת<EFBFBD><D7AA><EFBFBD>ڹ<EFBFBD><DAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Ҳ<><D2B2><EFBFBD><EFBFBD>ֻת<D6BB><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
ADC3_Handler.Init.DiscontinuousConvMode=DISABLE; //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
ADC3_Handler.Init.NbrOfDiscConversion=0; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>Ϊ0
ADC3_Handler.Init.ExternalTrigConv=ADC_SOFTWARE_START; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC3_Handler.Init.ExternalTrigConvEdge=ADC_EXTERNALTRIGCONVEDGE_NONE;//ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC3_Handler.Init.BoostMode=ENABLE; //BOOTģʽ<C4A3>ر<EFBFBD>
ADC3_Handler.Init.Overrun=ADC_OVR_DATA_OVERWRITTEN; //<2F><><EFBFBD>µ<EFBFBD><C2B5><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>Ӹ<EFBFBD><D3B8>ǵ<EFBFBD><C7B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC3_Handler.Init.OversamplingMode=DISABLE; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>
ADC3_Handler.Init.ConversionDataManagement=ADC_CONVERSIONDATA_DR; //<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽ<EFBFBD><DDBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DR<44>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
HAL_ADC_Init(&ADC3_Handler); //<2F><>ʼ<EFBFBD><CABC>
HAL_ADCEx_Calibration_Start(&ADC3_Handler,ADC_CALIB_OFFSET,ADC_SINGLE_ENDED); //ADCУ׼
}
/********************************************************************************/
//ADC<44>ײ<EFBFBD><D7B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD>ʱ<EFBFBD><CAB1>ʹ<EFBFBD><CAB9>
//<2F>˺<EFBFBD><CBBA><EFBFBD><EFBFBD>ᱻHAL_ADC_Init()<29><><EFBFBD><EFBFBD>
//hadc:ADC<44><43><EFBFBD><EFBFBD>
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc)
{
GPIO_InitTypeDef GPIO_Initure;
RCC_PeriphCLKInitTypeDef ADCClkInitStruct;
__HAL_RCC_ADC12_CLK_ENABLE(); //ʹ<><CAB9>ADC1/2ʱ<32><CAB1>
__HAL_RCC_ADC3_CLK_ENABLE(); //ʹ<><CAB9>ADC3ʱ<33><CAB1>
__HAL_RCC_GPIOA_CLK_ENABLE(); //<2F><><EFBFBD><EFBFBD>GPIOAʱ<41><CAB1>
ADCClkInitStruct.PeriphClockSelection=RCC_PERIPHCLK_ADC;
ADCClkInitStruct.AdcClockSelection=RCC_ADCCLKSOURCE_CLKP;
HAL_RCCEx_PeriphCLKConfig(&ADCClkInitStruct);
GPIO_Initure.Pin=GPIO_PIN_5; //PA5
GPIO_Initure.Mode=GPIO_MODE_ANALOG; //ģ<><C4A3>
GPIO_Initure.Pull=GPIO_NOPULL; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
HAL_GPIO_Init(GPIOA,&GPIO_Initure);
}
/********************************************************************************/
//<2F><><EFBFBD><EFBFBD>ADCֵ
//ch: ͨ<><CDA8>ֵ 0~16<31><36>ȡֵ<C8A1><D6B5>ΧΪ<CEA7><CEAA>ADC_CHANNEL_0~ADC_CHANNEL_16
//<2F><><EFBFBD><EFBFBD>ֵ:ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
u16 Get_Adc(ADC_HandleTypeDef ADCx,u32 ch)
{
ADC_ChannelConfTypeDef ADC1_ChanConf;
ADC1_ChanConf.Channel=ch; //ͨ<><CDA8>
ADC1_ChanConf.Rank=ADC_REGULAR_RANK_1; //1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC1_ChanConf.SamplingTime=ADC_SAMPLETIME_810CYCLES_5; //<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
ADC1_ChanConf.SingleDiff=ADC_SINGLE_ENDED; //<2F><><EFBFBD>߲ɼ<DFB2>
ADC1_ChanConf.OffsetNumber=ADC_OFFSET_NONE;
ADC1_ChanConf.Offset=0;
HAL_ADC_ConfigChannel(&ADCx,&ADC1_ChanConf); //ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
HAL_ADC_Start(&ADCx); //<2F><><EFBFBD><EFBFBD>ADC
HAL_ADC_PollForConversion(&ADCx,10); //<2F><>ѯת<D1AF><D7AA>
return (u16)HAL_ADC_GetValue(&ADCx); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>ADC<44><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}
/********************************************************************************/
//<2F><>ȡָ<C8A1><D6B8>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>ֵ<EFBFBD><D6B5>ȡtimes<65><73>,Ȼ<><C8BB>ƽ<EFBFBD><C6BD>
//times:<3A><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ֵ:ͨ<><CDA8>ch<63><68>times<65><73>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD><C6BD>ֵ
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
u16 Get_Adc_Average(ADC_HandleTypeDef ADCx,u32 ch,u8 times)
{
u32 temp_val=0;
u8 t;
for(t=0;t<times;t++)
{
temp_val+=Get_Adc(ADCx,ch);
delay_ms(5);
}
return temp_val/times;
}
/********************************************************************************/
//<2F>õ<EFBFBD><C3B5><EFBFBD>ֵ
//<2F><><EFBFBD><EFBFBD>ֵ:<3A><EFBFBD>ֵ(<28><>λ:<3A><>.)
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
float Get_Temprate(void)
{
u32 adcx;
float temperate;
float temp=0;
u16 ts_cal1,ts_cal2;
ts_cal1=*(vu16*)(0X1FF1E820);
ts_cal2=*(vu16*)(0X1FF1E840);
temp=(float)((110.0f-30.0f)/(ts_cal2-ts_cal1));
adcx=Get_Adc_Average(ADC3_Handler,ADC_CHANNEL_TEMPSENSOR,10);//<2F><>ȡ<EFBFBD>ڲ<EFBFBD><DAB2>¶ȴ<C2B6><C8B4><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8>,10<31><30>ȡƽ<C8A1><C6BD>
temperate=(float)(temp*(adcx-ts_cal1)+30);
return temperate;
}
/********************************************************************************/
//ADC<44><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com
/********************************************************************************/
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