51单片机+ADC0808电压采集proteus仿真及源程序

ID:137190 · 发表于 2016-9-12 00:32

一个用51单片机和ADC0808做的电压采集的proteus仿真，上面是仿真原理图

源程序：

#include<reg51.h>
#include<intrins.h>
#include<stdio.h>
#define uint unsigned int
#define uchar unsigned char
sbit CLK=P2^0;
sbit ST=P2^1;
sbit EOC=P2^2;
sbit OE=P2^3;
sbit ADDA=P2^5;
sbit ADDB=P2^6;
sbit ADDC=P2^7;
sbit X1=P3^4;
sbit X2=P3^5;
sbit X3=P3^6;
sbit P07=P0^7;
sbit LED=P3^7;
uint temp;
uchar getdata;
uchar b;
uchar s;
uchar g;
uchar code table[10]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90};
void delayus(uchar us){
uchar i;
while(us--)
for(i=0;i<120;i++)
;
}
void init(){
TMOD=0x21;
TH0=(65536-200)/256;
TL0=(65536-200)%256;
TH1=0XFD;
TL1=0XFD;
PCON=0X00;
SCON=0X50;
ES=1;
ET0=1;
EA=1;
TR1=1;
TR0=1;
}
void timer0()interrupt 1
{ TH0=(65535-200)/256;
TL0=(65535-200)%256;
CLK=~CLK;
}
void disp(){
X1=1;
X2=0;
X3=0;
P0=table[b];
P07=0;
X1=1;
X2=0;
X3=0;
delayus(5);
P0=0XFF;
P0=table[s];
X1=0;
X2=1;
X3=0;
delayus(5);
P0=0XFF;
P0=table[g];
X1=0;
X2=0;
X3=1;
delayus(5);
P0=0XFF;
}
void adda(uchar z,uchar x,uchar c){
ADDA=z;
ADDB=x;
ADDC=c;
}
void send(uchar x){
EA=0;
SBUF=x;
while(TI==0);
TI=0;
EA=1;
}
void main(){
P1=0XFF;
init();
LED=0;
P2=0XFF;
adda(0,0,1);
while(1){
ST=0;
OE=0;
ST=1;
ST=0;
while(EOC==0);
OE=1;
getdata=P1;
send(getdata);
OE=0;
temp=getdata*1.0/255*500;
b=temp/100;
s=temp/10%10;
g=temp%10;
disp();
}
}
void ser()interrupt 4
{
if(RI==1){
RI=0;
if(SBUF=='A'){
LED=~LED;
}
}
}

复制代码

ID:191207 · 发表于 2017-4-19 14:41

我来学习学习

ID:200620 · 发表于 2017-5-15 09:37

来学习啦

ID:200620 · 发表于 2017-5-15 09:38

来学习啦，嘿嘿

ID:209880 · 发表于 2017-6-10 16:27

你好可以留个QQ请教问题吗

ID:218476 · 发表于 2017-7-10 13:25

学习学习

ID:218954 · 发表于 2017-7-12 10:34

学习学习

ID:207702 · 发表于 2017-7-12 12:24

正是我想要的

ID:195740 · 发表于 2017-12-28 17:18

学习学习~

ID:184938 · 发表于 2018-1-8 10:44

过来看看

ID:304817 · 发表于 2018-4-10 09:46

很好，只是仿真中只有一个volts的值

ID:315233 · 发表于 2018-4-24 13:41

学习学习

ID:315604 · 发表于 2018-4-24 19:03

学习学习！

ID:442274 · 发表于 2018-12-23 18:46

好东西啊学些学习

ID:615298 · 发表于 2019-9-23 16:58

支持支持

ID:619680 · 发表于 2019-10-6 10:15

想学习

ID:736542 · 发表于 2020-4-23 22:57

#include "at89x51.h"
#define uchar unsigned char
#define uint unsigned int
uint a_100;
uchar bai,shi,ge;
sbit RS=P3^0;
sbit RW=P3^1;
sbit E=P3^5;
sbit P17=P1^7;
sbit P27=P2^7;
sbit start=P3^6;
sbit OE=P3^7;
sbit EOC=P3^2;
sbit P20=P2^0;
uchar code disp[]={"welcome to use"};
delay ()
{
uchar i,j;
for (i=0;i<5;i++)
for (j=0;j<50;j++);
}
wr_order (uchar h)
{
E=0;
RS=0;
RW=0;
P1=h;
E=1;
E=0;
}
wr_data (uchar h)
{
E=0;
RS=1;
RW=0;
P1=h;
E=1;
E=0;
}
busy ()
{
flag:
E=0;
RS=0;
RW=1;
P1=0xff;
E=1;
if (P17==0)
  return;
else goto flag;
}
LCD_start()
{
busy ();
wr_order (0x01);
busy ();
wr_order (0x0c);
busy ();
wr_order (0x38);
}
wlcome ()
{
uchar i;
busy ();
wr_order (0x00+0x80);
for (i=0;i<50;i++)
  {
busy ();
wr_data (disp[i]);
if (disp[i]=='\0')
break;
  }

}
BCD_data()
{
uchar j;
a_100=a_100*100;
a_100=a_100/51;
j=a_100/100;
bai=j+48;
j=a_100%100/10;
shi=j+48;
j=a_100%10;
ge= j+48;
}
uchar BCD ()
{
uchar ad;

OE=1;
start=1;
start=0;
start=1;
while(EOC);
OE=0;
ad=P0;
OE=1;
delay ();
return ad;
}
xianshi ()
{
busy ();
wr_order (0x40+0x80);
busy ();
wr_data (bai);
busy ();
wr_data ('.');
busy ();
wr_data (shi);
busy ();
wr_data (ge);
busy ();
wr_data ('v');
}
main ()
{

LCD_start ();
wlcome ();
while(1)
  {
a_100=BCD ();
BCD_data ();
xianshi ();

  }
}

数值不匹配
请问我那出错了

帐号		自动登录	找回密码
密码			立即注册

51单片机+ADC0808电压采集proteus仿真及源程序

相关帖子