纯电动汽车动力电池过充保护系统设计单片机代码+Proteus仿真 -

#include<reg52.h>
#include <intrins.h>
#include <math.h> //Keil library
#include <stdio.h> //Keil library
#include "1602.h"
#define uchar unsigned char
#define uint unsigned int
uchar code word1[]={" a product of "};
uchar code word2[]={"UNITED ELECTRONS"};
uchar code word3[]={" Welcome........"};
/***************位声明**************/
sbit dacs=P3^4;
sbit dawr=P3^3;
//ADC0832的引脚
sbit ADCS =P3^5; //ADC0832 chip seclect
sbit ADDI =P3^7; //ADC0832 k in
sbit ADDO =P3^7; //ADC0832 k out
sbit ADCLK =P3^6; //ADC0832 clock signal
sbit led =P3^2; //ADC0832 clock signal
sbit adwr=P2^6;
sbit out=P2^7;
sbit beep=P1^0;//按键
bit set_flag,disp_flag,bj_flag;
uint ad_data;
/***********函数声明*******************/
void delay(unsigned int Delay);
uchar Adc0832(unsigned char channel);
void inittime0();
void delay(uint z) //z为毫秒?
{
int a,b;
for(a=z;a>0;a--)
for(b=120;b>0;b--);
}
void Alarm1(uchar t) //报警子程序
{
uchar i,j;
for(i=0;i<200;i++)
{
beep = ~beep;
for(j=0;j<t;j++);
}
}
/************
读ADC0832函数
************/
//采集并返回
uchar Adc0832(unsigned char channel) //AD转换，返回结果
{
uchar i=0;
uchar j;
uint dat=0;
uchar ndat=0;
if(channel==0)channel=2;
if(channel==1)channel=3;
ADDI=1;
_nop_();
_nop_();
ADCS=0;//拉低CS端
_nop_();
_nop_();
ADCLK=1;//拉高CLK端
_nop_();
_nop_();
ADCLK=0;//拉低CLK端,形成下降沿1
_nop_();
_nop_();
ADCLK=1;//拉高CLK端
ADDI=channel&0x1;
_nop_();
_nop_();
ADCLK=0;//拉低CLK端,形成下降沿2
_nop_();
_nop_();
ADCLK=1;//拉高CLK端
ADDI=(channel>>1)&0x1;
_nop_();
_nop_();
ADCLK=0;//拉低CLK端,形成下降沿3
ADDI=1;//控制命令结束
_nop_();
_nop_();
dat=0;
for(i=0;i<8;i++)
{
dat|=ADDO;//收数据
ADCLK=1;
_nop_();
_nop_();
ADCLK=0;//形成一次时钟脉冲
_nop_();
_nop_();
dat<<=1;
if(i==7)dat|=ADDO;
}
for(i=0;i<8;i++)
{
j=0;
j=j|ADDO;//收数据
ADCLK=1;
_nop_();
_nop_();
ADCLK=0;//形成一次时钟脉冲
_nop_();
_nop_();
j=j<<7;
ndat=ndat|j;
if(i<7)ndat>>=1;
}
ADCS=1;//拉低CS端
ADCLK=0;//拉低CLK端
ADDO=1;//拉高数据端,回到初始状态
dat<<=8;
dat|=ndat;
return(dat); //return ad k
}
void InitTimer0(void)//50ms
{
TMOD = 0x01;
TH0 = 0x3C;
TL0 = 0x0B0;
EA = 1;
ET0 = 1;
TR0 = 1;
}
void Timer0Interrupt(void) interrupt 1
{
TH0 = 0x3C;
TL0 = 0x0B0;
disp_flag=1;
//add your code here!
}
/*******************************************/
void main() //主函数
{
uchar temp1;
InitTimer0();
LCD_Initial(); //液晶初始化
led=0;
out=0;
GotoXY(0,0);
Print_slow(word1);
GotoXY(0,1);
Print_slow(word2);
LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN); //清屏
GotoXY(0,0);
Print_slow(word3);
LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN); //清屏
GotoXY(0,0); //选择温度显示位置
Print(" CHONGDIAN VOL: "); //
GotoXY(0,1); //选择温度显示位置
Print(" cd_vol: V "); //
while(1)
{
if(disp_flag&&!bj_flag)
{
disp_flag=0;
temp1=Adc0832(0)*100/255;
// ad_data =(uint)temp1; //采样值存储单元初始化为0 DAC();
// ad_data=234;
GotoXY(10,1); //选择温度显示位置
Print_s(temp1/1000+0x30); //
//Print_s(word3[8]); //
Print_s(temp1/100%10+0x30); //
Print_s(temp1/10%10+0x30); //
Print_s(temp1%10+0x30);
}
if(temp1>24&&!bj_flag) //若第二路一氧化碳检测值大于上限值
{
bj_flag=1;
GotoXY(0,0);
Print("GUOCHONG BAOJIN..."); //
}
// else if(temp1<=24&&bj_flag)
// {
// bj_flag=0;
// GotoXY(0,0);
// Print(" CHONGDIAN VOL: "); //
// }
if(bj_flag)
{
Alarm1(60); //报警
out=1;
}
else
{
beep=1;
out=0;
}
}
}

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