#include
#include“intrins.h“
#define?uchar?unsigned?char?
#define?uint?unsigned?int
sbit?OE?=P2^7;
sbit?EOC=P2^6;
sbit?START=P2^5;
sbit?CLK=P2^4;
sbit?CS0=P2^0;
sbit?CS1=P2^1;
sbit?CS2=P2^2;
sbit?CS3=P2^3;
uint?advalvolt;
uchar?tab[]={0xC00xF90xA40xB00x990x920x820xF80x800x900x880x830xC60xA10x860x8E};
void?delayms（uint?ms）
{
	uchar?j;
	while（ms--）
	{
		for（j=0;j<120;j++）;
		}
}
void?ADC_read（）
{	
	START=0;
	START=1;
	START=0;
		???while（EOC==0）;
		???OE=1;
		???adval=P1;
		???OE=0;
}
void?volt_result（）
{
	volt=adval*1.96;

}
void?disp_volt（uint?date）
{
	CS0=1;CS1=0;CS2=0;CS3=0;
	P0=~（（~tab[date/100]）|0x80）;
	delayms（1）;
	P0=0xFF;
	CS0=0;CS1=1;CS2=0;CS3=0;
	P0=tab[date%100/10];
	delayms（1）;
	P0=0xFF;
	CS0=0;CS1=0;CS2=1;CS3=0;
	P0=tab[date%10];
	delayms（1）;
	P0=0xFF;
	CS0=0;CS1=0;CS2=0;CS3=1;
	P0=tab[date%100];
	delayms（1）;
	P0=0xFF;
}
void?t0（）interrupt?1
{
	CLK=~CLK;
}
void?t0_init（）
{
	TMOD=0x02;
	TH0=0x14;
	TL0=0x00;
	TR0=1;
	ET0=1;
	EA=1;
}
void?main（void）
{
	t0_init（）;
	while（1）
	{
		ADC_read（）;
		volt_result（）;
		disp_volt（volt）;

	}
}

?屬性????????????大小?????日期????時間???名稱
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?????文件???????1195??2014-04-19?20:17??基于51單片機的ADC0808?數字電壓表\AT89C52\main.asm

?????文件??????22153??2014-04-19?20:35??基于51單片機的ADC0808?數字電壓表\Backup?Of?shuzhidianyabiao.pdsbak

?????文件??????22151??2014-04-19?20:32??基于51單片機的ADC0808?數字電壓表\Last?Loaded?shuzhidianyabiao.pdsbak

?????文件???????6761??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao

?????文件???????1165??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.c

?????文件???????2853??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.hex

?????文件?????????65??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.lnp

?????文件???????3555??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.LST

?????文件??????10326??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.M51

?????文件???????6127??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.OBJ

?????文件??????22152??2014-04-19?20:36??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.pdsprj

?????文件???????2198??2014-06-15?22:54??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.pdsprj.tzhtang-PC.tzhtang.workspace

?????文件????????864??2014-04-19?20:57??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.plg

????.......?????77959??2014-04-19?20:57??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.uvgui.tzhtang

????.......?????74642??2014-04-19?20:36??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.uvgui_tzhtang.bak

????.......??????5647??2014-04-19?20:57??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.uvopt

????.......?????13458??2014-04-19?20:01??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao.uvproj

????.......??????5648??2014-04-19?20:36??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao_uvopt.bak

????.......?????????0??2014-04-19?19:33??基于51單片機的ADC0808?數字電壓表\shuzhidianyabiao_uvproj.bak

?????文件???????6376??2012-01-24?13:42??基于51單片機的ADC0808?數字電壓表\STARTUP.A51

?????文件??????14049??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\STARTUP.LST

?????文件????????749??2014-04-19?20:42??基于51單片機的ADC0808?數字電壓表\STARTUP.OBJ

?????目錄??????????0??2014-04-19?20:17??基于51單片機的ADC0808?數字電壓表\AT89C52

?????目錄??????????0??2014-04-19?20:57??基于51單片機的ADC0808?數字電壓表

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???????????????300093????????????????????24