51单片机+ADC0804的电池过压欠压报警Proteus仿真电路+程序

ID:733819 · 发表于 2020-6-16 11:57

基于51单片机的电池过压欠压报警电路仿真、程序源码
仿真原理图如下（proteus仿真工程文件可到本帖附件中下载）

单片机源程序如下:

#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
#define lcm P1
sbit p_csl=P0^4;
sbit p_csr=P0^3;
sbit p_di=P0^2;
sbit p_rw=P0^1;
sbit p_e=P0^0;
sbit p_rst=P0^7;
sbit ad_INTR=P2^4;
sbit ad_RD=P2^5;
sbit ad_WR=P2^6;
sbit beep = P2^0; //蜂鸣器IO口定义
sbit jidianqi=P2^1;
uchar code HZ[];
uchar code Ez[];
uint shi,ge,xiao1,xiao2,xiao3,get,get_l;
uint dianya;//电压实际是浮点数，这个电压实际是指AD转化完成后得到的二进制数据，电压的范围定位0到15V//那么得到的真实电压应该是dianya*15整除255得到整数部分，对255取余再乘100对255取余，得到小数部分
/*****函数声明********/
void delay(uint k);
void wcode(uchar c,uchar csl,uchar csr);
void wdata(uchar c,uchar csl,uchar csr);
void set_statrline(uchar i);
void set_xy(uchar x,uchar y);
void dison_off(uchar o);
void reset();
void lcd_init(void);
void lw(uchar x,uchar y,uchar dd);//写数据函数
void disp_Hz(uchar xx,uchar yy,uchar n,uchar fb);//显示汉字
void disp_Ez(uchar xx,uchar yy,uchar n,uchar fb);
void data_change(uint x);//数据转化将AD得到的数据按位转化为数字方便显示
void Tdelay(unsigned int i);
void get0804();
//延时
void Tdelay(unsigned int i)
{
while(i--);
}
void get0804()
{
ad_WR=0;
Tdelay(5) ;
ad_INTR=0;
Tdelay(5) ;
ad_INTR=1;
Tdelay(5) ;
ad_WR=1;
Tdelay(5);
P1=0xff ;
ad_WR=0;
Tdelay(5);
ad_RD=0;
Tdelay(30);
get=P3;
Tdelay(5);
ad_RD=1;
Tdelay(5);
ad_WR=1;
}
void delay(uint k)
{ uint i;
for(;k>0;k--)
{ for(i=0;i<124;i++)
{;}
}
}
//
//LCM忙判断
void lcd_busy(void)
{ p_di=0;
p_rw=1;
/*lcm=0xff;
while(1)
{ p_e=1;
if(lcm<0x80)
break;
p_e=0;
}
p_e=0;*/
}
//写指令到LCM
void wcode(uchar c,uchar csl,uchar csr)
{ p_csl=csl;
p_csr=csr;
lcd_busy();
p_di=0;
p_rw=0;
lcm=c;//将变量C赋予LCM
p_e=1;
p_e=0;
}
//写数据到LCM子函数
void wdata(uchar c,uchar csl,uchar csr) //c表示的是要写的数据8个二进制位
{ p_csl=csl;
p_csr=csr;
lcd_busy();
p_di=1;
p_rw=0;
lcm=c;//将变量C赋予LCM
p_e=1;
p_e=0;
}
//设定起始行
void set_startline(uchar i)
{ i=0xc0+i;
wcode(i,1,1);
}
//定位X方向，Y方向
void set_xy(uchar x,uchar y)
{ x=x+0x40;
y=y+0xb8;
wcode(x,1,1);
wcode(y,1,1);
}
//屏幕开启、关闭
void dison_off(uchar o)
{ o=o+0x3e; //o为1为开，为0是关
wcode(o,1,1);
}
//复位子函数
void reset()
{//delay(1000);
p_rst=0;
delay(20);
p_rst=1;
delay(20);
}
//LCM初始化
void lcd_init(void)
{ uchar x,y;
reset();
dison_off(0);
for(y=0;y<8;y++)
{ for(x=0;x<128;x++)
lw(x,y,0);
}
dison_off(1);
set_startline(0);
}
//写数据到LCM
void lw(uchar x,uchar y,uchar dd) //先定位，再写入数据
{ if(x>=64)
{ set_xy(x-64,y);
wdata(dd,0,1);//写右半屏
}
else
{ set_xy(x,y);
wdata(dd,1,0);
}
}
//显示汉字子函数
void disp_Hz(uchar xx,uchar yy,uchar n,uchar fb)//xx为该行第xx个字，共8字，yy为第几行，共8行，n为字库中第N个字。
{ uchar i,dx;
for(i=0;i<16;i++)
{ dx=HZ[2*i+n*32]; //2*i为选择偶数行，因其为列扫描一个字在X方向应该是16个像素，因为用的是整列16个从上到下编码每一列占两个字符
if(fb)
dx=255-dx;//反白显示
lw(xx*16+i,yy,dx);
dx=HZ[(2*i+1)+n*32];
if(fb)
dx=255-dx;
lw(xx*16+i,yy+1,dx);
}
}
void disp_Ez(uchar xx,uchar yy,uchar n,uchar fb)//显示数字或英语
{ uchar i,dx;
for(i=0;i<8;i++)
{ dx=Ez[2*i+n*16];
if(fb)
dx=255-dx;
lw(xx*8+i,yy,dx);//
dx=Ez[(2*i+1)+n*16];
if(fb)
dx=255-dx;
lw(xx*8+i,yy+1,dx);
}
}
void filter()//限幅滤波
{
int x;
x=get-get_l;
if(x>10 & x<-10) dianya=get_l;
else dianya=get;
get_l=get;
}
void data_change(uint x)
{
uint i,j;
i=(x*15)/255;
j=((x*15)%255)*200/51;//本来应该是 ((x*15)%255)*1000/255 会出现溢出
shi=i/10;
ge=i%10;
xiao1=j/100;
xiao2=j%100/10;
xiao3=j%100%10;
}
/*****主函数****/
void main()
{ uchar loop,j;//
uchar fb=0;
lcd_init();
delay(300);
for(loop=0;loop<8;loop++)//行1
{ disp_Hz(loop,0,loop,fb);
}
//dianya=111;
while(1)
{
get0804();
filter();
data_change(dianya);
fb=0;
if(shi)
disp_Ez(4,4,shi,fb);
else
disp_Ez(4,4,12,fb);
disp_Ez(5,4,ge,fb);
disp_Ez(6,4,10,fb);
disp_Ez(7,4,xiao1,fb);
disp_Ez(8,4,xiao2,fb);
disp_Ez(9,4,xiao3,fb);
disp_Ez(10,4,11,fb);
if(dianya<=204)
{
beep=~beep;
jidianqi=~jidianqi;
j++;
if(j<5)
{
fb=0;
}
if(j>=5)
{
fb=1;
if(j==10) j=0;
}
for(loop=0;loop<8;loop++)//行1
{ disp_Hz(loop,6,loop+8,fb);
}
}
else
{
fb=0;
for(loop=0;loop<16;loop++)//行1
{ disp_Ez(loop,6,12,fb);
}
beep=1;
jidianqi=0;
}
}
}
uchar code HZ[]=
{
0x00,0x00,0x40,0x40,0x42,0x44,0x44,0x44,
0x58,0x44,0x40,0x44,0x40,0x44,0x7F,0x44,
0x40,0x44,0x40,0x44,0x50,0x44,0x48,0x44,
0xC6,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,/*"当",0*/
0x08,0x00,0x08,0x00,0xE8,0xFF,0x29,0x09,
0x2E,0x49,0x28,0x89,0xE8,0x7F,0x08,0x00,
0x08,0x00,0xC8,0x0F,0x0C,0x40,0x0B,0x80,
0xE8,0x7F,0x08,0x00,0x08,0x00,0x00,0x00,/*"前",1*/
0x12,0x00,0x12,0x00,0x12,0xFA,0x52,0xAA,
0x77,0xAB,0x52,0xAB,0xD2,0xAA,0xDA,0xFA,
0x52,0xAA,0x52,0xAA,0x37,0xAA,0x92,0xAA,
0x12,0xFB,0x12,0x06,0x12,0x00,0x00,0x00,/*"蓄",2*/
0x00,0x00,0x00,0x00,0xF8,0x1F,0x88,0x08,
0x88,0x08,0x88,0x08,0x88,0x08,0xFF,0x7F,
0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x88,
0xF8,0x9F,0x00,0x80,0x00,0xF0,0x00,0x00,/*"电",3*/
0x10,0x04,0x60,0x04,0x02,0x7E,0xCC,0x01,
0x80,0x00,0x80,0x00,0xFC,0x3F,0x40,0x40,
0x20,0x40,0xFF,0x4F,0x10,0x40,0x08,0x44,
0xF8,0x47,0x00,0x40,0x00,0x78,0x00,0x00,/*"池",4*/
0x00,0x00,0x00,0x00,0xF8,0x1F,0x88,0x08,
0x88,0x08,0x88,0x08,0x88,0x08,0xFF,0x7F,
0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x88,
0xF8,0x9F,0x00,0x80,0x00,0xF0,0x00,0x00,/*"电",5*/
0x00,0x80,0x00,0x60,0xFE,0x1F,0x02,0x40,
0x82,0x40,0x82,0x40,0x82,0x40,0x82,0x40,
0xFA,0x7F,0x82,0x40,0x82,0x40,0x82,0x44,
0x82,0x58,0x82,0x40,0x02,0x40,0x00,0x00,/*"压",6*/
0x00,0x00,0x00,0x00,0x00,0x36,0x00,0x36,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*"：",7*/
0x00,0x00,0x00,0x00,0xF8,0x1F,0x88,0x08,
0x88,0x08,0x88,0x08,0x88,0x08,0xFF,0x7F,
0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x88,
0xF8,0x9F,0x00,0x80,0x00,0xF0,0x00,0x00,/*"电",0*/
0x00,0x80,0x00,0x60,0xFE,0x1F,0x02,0x40,
0x82,0x40,0x82,0x40,0x82,0x40,0x82,0x40,
0xFA,0x7F,0x82,0x40,0x82,0x40,0x82,0x44,
0x82,0x58,0x82,0x40,0x02,0x40,0x00,0x00,/*"压",1*/
0x40,0x00,0x40,0x40,0x42,0x20,0xCC,0x1F,
0x00,0x20,0x08,0x40,0x48,0x40,0x88,0x41,
0x08,0x40,0x08,0x48,0x08,0x50,0xFF,0x4F,
0x08,0x40,0x08,0x40,0x08,0x40,0x00,0x00,/*"过",2*/
……………………
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51单片机+ADC0804的电池过压欠压报警Proteus仿真电路+程序

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