#include?“stm32_adc.h“

u16??ADC_Value[2]={0};

void?ADC1_Init（void）??
{?????
????//?定義ADC初始化結(jié)構(gòu)體
	ADC_InitTypeDef?ADC_InitStructure;
????RCC_APB2PeriphClockCmd（RCC_APB2Periph_ADC1?????ENABLE?）;???//
	RCC_ADCCLKConfig（RCC_PCLK2_Div8）;			//?ADC所允許的最大時(shí)鐘頻率為14MHz
	//?獨(dú)立工作模式
	//?多通道掃描模式
	//?連續(xù)模數(shù)轉(zhuǎn)化模式
	//?轉(zhuǎn)換觸發(fā)方式:?轉(zhuǎn)換由軟件觸發(fā)啟動(dòng)
	//?ADC數(shù)據(jù)右對(duì)齊
	//?進(jìn)行規(guī)則轉(zhuǎn)換的ADC通道的數(shù)目為1
	ADC_InitStructure.ADC_Mode?=?ADC_Mode_Independent;
	ADC_InitStructure.ADC_ScanConvMode?=?DISABLE;
	ADC_InitStructure.ADC_ContinuousConvMode?=?DISABLE;
	ADC_InitStructure.ADC_ExternalTrigConv?=?ADC_ExternalTrigConv_None;
	ADC_InitStructure.ADC_DataAlign?=?ADC_DataAlign_Right;
	ADC_InitStructure.ADC_NbrOfChannel?=?1;
	ADC_Init（ADC1?&ADC_InitStructure）;
	
	ADC_Cmd（ADC1?ENABLE）;						//?使能ADC1
	ADC_ResetCalibration（ADC1）;					//?復(fù)位校準(zhǔn)寄存器
	while（ADC_GetResetCalibrationStatus（ADC1））;	//?等待ADC1校準(zhǔn)寄存器復(fù)位完成
	ADC_StartCalibration（ADC1）;					//?開(kāi)始ADC1校準(zhǔn)
	while（ADC_GetCalibrationStatus（ADC1））;		//?等待ADC1校準(zhǔn)完成	
}?????????
??
//單次獲得ADC值??
//ch:通道值?0~3??
u16?Get_ADC（u8?ch）?????
{??
????u16?tempADC?=?0;???
?????
????//?設(shè)置ADC1使用8轉(zhuǎn)換通道，采樣時(shí)間為55.5周期
????ADC_RegularChannelConfig（ADC1?ch?1?ADC_SampleTime_239Cycles5）;
????ADC_SoftwareStartConvCmd（ADC1?ENABLE）;		//?啟動(dòng)ADC1轉(zhuǎn)換	
????while（!ADC_GetFlagStatus（ADC1?ADC_FLAG_EOC?））;//等待轉(zhuǎn)換結(jié)束??
????tempADC?=?ADC_GetConversionValue（ADC1）;????????
????ADC_SoftwareStartConvCmd（ADC1?DISABLE）;		//?啟動(dòng)ADC1轉(zhuǎn)換
????return?tempADC;?//返回最近一次ADC1規(guī)則組的轉(zhuǎn)換結(jié)果??
}??

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????目錄???????????0??2018-12-31?11:20??STM32_ADC\
?????文件????????1636??2018-12-31?11:19??STM32_ADC\stm32_adc.c
?????文件?????????226??2017-12-06?14:10??STM32_ADC\stm32_adc.h