#include?
#include?“adc.h“
//////////////////////////////////////////////////////////////////////////////////	?
//本程序只供學(xué)習(xí)使用，未經(jīng)作者許可，不得用于其它任何用途
//Mini?STM32開(kāi)發(fā)板
//ADC?驅(qū)動(dòng)代碼			???
//正點(diǎn)原子@ALIENTEK
//技術(shù)論壇:www.openedv.com
//修改日期:2010/6/7?
//版本：V1.0
//版權(quán)所有，盜版必究。
//Copyright（C）?正點(diǎn)原子?2009-2019
//All?rights?reserved					???
//////////////////////////////////////////////////////////////////////////////////	?
?
		???
//初始化ADC
//這里我們僅以規(guī)則通道為例
//我們默認(rèn)將開(kāi)啟通道0~3																	???
void??Adc_Init（void）
{????
	//先初始化IO口
?	RCC->APB2ENR|=1<<2;????//使能PORTA口時(shí)鐘?
	GPIOA->CRL&=0XF0FFFFF0;//PA0?1?2?3?anolog輸入
	//通道10/11設(shè)置			?
	RCC->APB2ENR|=1<<9;????//ADC1時(shí)鐘使能	??
	RCC->APB2RSTR|=1<<9;???//ADC1復(fù)位
	RCC->APB2RSTR&=~（1<<9）;//復(fù)位結(jié)束	????
	RCC->CFGR&=~（3<<14）;???//分頻因子清零		3
	//SYSCLK/DIV2=12M?ADC時(shí)鐘設(shè)置為12MADC最大時(shí)鐘不能超過(guò)14M!
	//否則將導(dǎo)致ADC準(zhǔn)確度下降!?
	RCC->CFGR|=3<<14;??????//時(shí)鐘八分頻	?

	ADC1->CR1&=0XF0FFFF;???//工作模式清零
	ADC1->CR1|=0<<16;??????//獨(dú)立工作模式??
	ADC1->CR1&=~（1<<8）;????//非掃描模式	??
	ADC1->CR2&=~（1<<1）;????//單次轉(zhuǎn)換模式
	ADC1->CR2&=~（7<<17）;	???
	ADC1->CR2|=7<<17;	???//軟件控制轉(zhuǎn)換??
	ADC1->CR2|=1<<20;??????//使用用外部觸發(fā)（SWSTART）!!!	必須使用一個(gè)事件來(lái)觸發(fā)
	ADC1->CR2&=~（1<<11）;???//右對(duì)齊	?
	ADC1->SQR1&=~（0XF<<20）;
	ADC1->SQR1&=0<<20;?????//1個(gè)轉(zhuǎn)換在規(guī)則序列中?也就是只轉(zhuǎn)換規(guī)則序列1?			???
	//設(shè)置通道0~3的采樣時(shí)間
	ADC1->SMPR2&=0XF0FFFFF0;//通道0123采樣時(shí)間清空	??
//	ADC1->SMPR2|=7<<9;??????//通道3??239.5周期提高采樣時(shí)間可以提高精確度	?
//	ADC1->SMPR2|=7<<6;??????//通道2??239.5周期提高采樣時(shí)間可以提高精確度	?
	ADC1->SMPR2|=7<<18;??????//通道1??239.5周期提高采樣時(shí)間可以提高精確度	?
	ADC1->SMPR2|=7<<0;??????//通道0??239.5周期提高采樣時(shí)間可以提高精確度	?

	ADC1->CR2|=1<<0;	????//開(kāi)啟AD轉(zhuǎn)換器	?
	ADC1->CR2|=1<<3;????????//使能復(fù)位校準(zhǔn)??
	while（ADC1->CR2&1<<3）;??//等待校準(zhǔn)結(jié)束?			?
????//該位由軟件設(shè)置并由硬件清除。在校準(zhǔn)寄存器被初始化后該位將被清除。?		?
	ADC1->CR2|=1<<2;????????//開(kāi)啟AD校準(zhǔn)	???
	while（ADC1->CR2&1<<2）;??//等待校準(zhǔn)結(jié)束
	//該位由軟件設(shè)置以開(kāi)始校準(zhǔn)，并在校準(zhǔn)結(jié)束時(shí)由硬件清除??
}				??
//獲得ADC值
//ch:通道值?0~3
u16?Get_Adc（u8?ch）???
{
	//設(shè)置轉(zhuǎn)換序列	??		?
	ADC1->SQR3&=0XFFFFFFE0;//規(guī)則序列1?通道ch
	ADC1->SQR3|=ch;		??			????
	ADC1->CR2|=1<<22;???????//啟動(dòng)規(guī)則轉(zhuǎn)換通道?
	while（!（ADC1->SR&1<<1））;//等待轉(zhuǎn)換結(jié)束	?	???
	return?ADC1->DR;		//返回adc值	
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????2569??2013-10-21?16:52??LMS自適應(yīng)濾波\HARDWARE\ADC\adc.c

?????文件????????697??2013-12-06?16:38??LMS自適應(yīng)濾波\HARDWARE\ADC\adc.h

?????文件???????1795??2011-01-12?20:46??LMS自適應(yīng)濾波\HARDWARE\KEY\key.c

?????文件????????839??2011-01-12?20:46??LMS自適應(yīng)濾波\HARDWARE\KEY\key.h

?????文件??????16155??2010-06-21?11:18??LMS自適應(yīng)濾波\HARDWARE\LCD\FONT.H

?????文件??????28842??2011-11-16?19:54??LMS自適應(yīng)濾波\HARDWARE\LCD\ILI93xx.c

?????文件???????8503??2013-08-24?00:37??LMS自適應(yīng)濾波\HARDWARE\LCD\LCD.h

?????文件??????14362??2013-04-22?11:02??LMS自適應(yīng)濾波\HARDWARE\LCD\touch.c

?????文件???????2540??2013-04-22?09:31??LMS自適應(yīng)濾波\HARDWARE\LCD\touch.h

?????文件????????942??2011-01-12?20:34??LMS自適應(yīng)濾波\HARDWARE\LED\led.c

?????文件????????288??2010-05-27?17:30??LMS自適應(yīng)濾波\HARDWARE\LED\led.h

?????文件???????2012??2013-08-23?23:19??LMS自適應(yīng)濾波\HARDWARE\TIMER\timer.c

?????文件????????753??2013-09-10?10:59??LMS自適應(yīng)濾波\HARDWARE\TIMER\timer.h

?????文件???????2038??2011-01-12?20:34??LMS自適應(yīng)濾波\SYSTEM\delay\delay.c

?????文件????????876??2011-01-12?20:34??LMS自適應(yīng)濾波\SYSTEM\delay\delay.h

?????文件???????6885??2011-01-12?20:34??LMS自適應(yīng)濾波\SYSTEM\sys\sys.c

?????文件???????3839??2011-01-12?20:34??LMS自適應(yīng)濾波\SYSTEM\sys\sys.h

?????文件???????3342??2011-04-17?15:42??LMS自適應(yīng)濾波\SYSTEM\usart\usart.c

?????文件???????1052??2013-09-25?21:59??LMS自適應(yīng)濾波\SYSTEM\usart\usart.h

?????文件?????148434??2013-12-07?21:43??LMS自適應(yīng)濾波\USER\adc.crf

?????文件???????1565??2013-12-07?21:43??LMS自適應(yīng)濾波\USER\adc.d

?????文件?????172444??2013-12-07?21:43??LMS自適應(yīng)濾波\USER\adc.o

?????文件??????90600??2013-12-07?21:42??LMS自適應(yīng)濾波\USER\cr4_fft_1024_stm32.lst

?????文件???????6288??2013-12-07?21:42??LMS自適應(yīng)濾波\USER\cr4_fft_1024_stm32.o

?????文件??????28694??2008-10-20?10:23??LMS自適應(yīng)濾波\USER\cr4_fft_1024_stm32.s

?????文件??????46314??2013-12-07?21:42??LMS自適應(yīng)濾波\USER\cr4_fft_256_stm32.lst

?????文件???????3220??2013-12-07?21:42??LMS自適應(yīng)濾波\USER\cr4_fft_256_stm32.o

?????文件??????14139??2013-10-12?17:19??LMS自適應(yīng)濾波\USER\cr4_fft_256_stm32.s

?????文件??????34545??2013-12-07?21:42??LMS自適應(yīng)濾波\USER\cr4_fft_64_stm32.lst

?????文件???????2428??2013-12-07?21:42??LMS自適應(yīng)濾波\USER\cr4_fft_64_stm32.o

............此處省略63個(gè)文件信息