CMS/1.Software/STM32/USB_HS _ TEST/VM_App/VM_ADC.c

#include "VM_ADC.h"
#include "delay.h"

ADC_HandleTypeDef ADC2_Handler;//ADC<44><43><EFBFBD><EFBFBD>
ADC_HandleTypeDef ADC3_Handler;//ADC<44><43><EFBFBD><EFBFBD>

//<2F><>ʼ<EFBFBD><CABC>ADC2
//ch: ADC_channels 
//ͨ<><CDA8>ֵ 0~16ȡֵ<C8A1><D6B5>ΧΪ<CEA7><CEAA>ADC_CHANNEL_0~ADC_CHANNEL_16
void ADC2_Init(void)
{ 
		ADC_ChannelConfTypeDef sConfig = {0};
	
    ADC2_Handler.Instance=ADC2;
    ADC2_Handler.Init.ClockPrescaler=ADC_CLOCK_SYNC_PCLK_DIV4;   //4<><34>Ƶ<EFBFBD><C6B5>ADCCLK=PCLK2/4=90/4=22.5MHZ
    ADC2_Handler.Init.Resolution=ADC_RESOLUTION_12B;             //12λģʽ
    ADC2_Handler.Init.DataAlign=ADC_DATAALIGN_RIGHT;             //<2F>Ҷ<EFBFBD><D2B6><EFBFBD>
    ADC2_Handler.Init.ScanConvMode=DISABLE;                      //<2F><>ɨ<EFBFBD><C9A8>ģʽ
    ADC2_Handler.Init.EOCSelection=DISABLE;                      //<2F>ر<EFBFBD>EOC<4F>ж<EFBFBD>
    ADC2_Handler.Init.ContinuousConvMode=DISABLE;                //<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>
    ADC2_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 
    ADC2_Handler.Init.DiscontinuousConvMode=DISABLE;             //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
    ADC2_Handler.Init.NbrOfDiscConversion=0;                     //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>Ϊ0
    ADC2_Handler.Init.ExternalTrigConv=ADC_SOFTWARE_START;       //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    ADC2_Handler.Init.ExternalTrigConvEdge=ADC_EXTERNALTRIGCONVEDGE_NONE;//ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    ADC2_Handler.Init.DMAContinuousRequests=DISABLE;             //<2F>ر<EFBFBD>DMA<4D><41><EFBFBD><EFBFBD>
    HAL_ADC_Init(&ADC2_Handler);                                 //<2F><>ʼ<EFBFBD><CABC> 
	
		sConfig.Channel = ADC_CHANNEL_11;
		sConfig.Rank = 1;
		sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
		HAL_ADC_ConfigChannel(&ADC2_Handler, &sConfig);
}

//<2F><>ʼ<EFBFBD><CABC>ADC3
//ch: ADC_channels 
//ͨ<><CDA8>ֵ 0~16ȡֵ<C8A1><D6B5>ΧΪ<CEA7><CEAA>ADC_CHANNEL_0~ADC_CHANNEL_16
void ADC3_Init(void)
{ 
		ADC_ChannelConfTypeDef sConfig = {0};
	
    ADC3_Handler.Instance=ADC3;
    ADC3_Handler.Init.ClockPrescaler=ADC_CLOCK_SYNC_PCLK_DIV4;   //4<><34>Ƶ<EFBFBD><C6B5>ADCCLK=PCLK2/4=90/4=22.5MHZ
    ADC3_Handler.Init.Resolution=ADC_RESOLUTION_12B;             //12λģʽ
    ADC3_Handler.Init.DataAlign=ADC_DATAALIGN_RIGHT;             //<2F>Ҷ<EFBFBD><D2B6><EFBFBD>
    ADC3_Handler.Init.ScanConvMode=DISABLE;                      //<2F><>ɨ<EFBFBD><C9A8>ģʽ
    ADC3_Handler.Init.EOCSelection=DISABLE;                      //<2F>ر<EFBFBD>EOC<4F>ж<EFBFBD>
    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.DMAContinuousRequests=DISABLE;             //<2F>ر<EFBFBD>DMA<4D><41><EFBFBD><EFBFBD>
    HAL_ADC_Init(&ADC3_Handler);                                 //<2F><>ʼ<EFBFBD><CABC> 
	
		sConfig.Channel = ADC_CHANNEL_8;
		sConfig.Rank = 1;
		sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
		HAL_ADC_ConfigChannel(&ADC3_Handler, &sConfig);
}


//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>
void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc)
{
  GPIO_InitTypeDef GPIO_Initure;
	if(hadc == &ADC2_Handler)
	{
		__HAL_RCC_ADC2_CLK_ENABLE();
    __HAL_RCC_GPIOC_CLK_ENABLE();

    GPIO_Initure.Pin=GPIO_PIN_1;            //PC1
    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(GPIOC,&GPIO_Initure);
	}
	if(hadc == &ADC3_Handler)
	{
		__HAL_RCC_ADC3_CLK_ENABLE();
    __HAL_RCC_GPIOF_CLK_ENABLE();

    GPIO_Initure.Pin=GPIO_PIN_10;            //PF8
    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(GPIOF,&GPIO_Initure);
	}
}


u32 Get_Adc_Value(ADC_HandleTypeDef* hadc)
{
	u32 temp_val=0;
	
	HAL_ADC_Start(hadc);
	HAL_ADC_PollForConversion(hadc,10);
	temp_val = HAL_ADC_GetValue(hadc);

	return temp_val;
}