#include#defineuintunsignedint#defineucharunsignedcharucharflag;//水位是否蜂鸣器报警标志位uchardang;//水位高度的档位ucharshuiwei,shuiweige,shuiweishi;ucharcodeta...

#include

#define uint unsigned int

#define uchar unsigned char

uchar flag; //水位是否蜂鸣器报警标志位

uchar dang; //水位高度的档位

uchar shuiwei,shuiweige,shuiweishi;

uchar code table[]={0x3F,0x06,0x5b,0x4f,

0x66,0x6D,0x7D,0x07,0x7F,0x6F};

sbit yellow=P2^0;

sbit red=P2^1;

sbit green=P2^2;

sbit led1=P2^3;

sbit led2=P2^4;

sbit motor1=P2^5;

sbit motor2=P2^6;

sbit speak=P2^7;

/*延时程序*/

void delay(uint a)

{

uint i,j;

for(i=a;i>0;i--)

for(j=110;j>0;j--);

}

/*led显示程序*/

void led_show(uchar dang)

{

shuiwei=dang*10;

shuiweige=shuiwei%10;

shuiweishi=shuiwei/10;

led1=0;

led2=1;

P0=table[shuiweishi];

delay(5);

led1=1;

led2=0;

P0=table[shuiweige];

delay(5);

P3=0X00;

}

/*蜂鸣器程序*/

void SPEAK()

{

if(flag==1)

{

speak=~speak;

delay(1);//水位低报警

}

if(flag==2)

{

speak=~speak;

delay(2);//水位高报警

}

led_show(dang);

}

/*主程序*/

void main()

{

while(1)

{

if(P1==0xFF)//000最低水位

{

dang=0;

led_show(dang);

yellow=1;//水位警示灯

red=0;//红灯表示水位过低

green=1;//绿灯表示水位正常

motor1=1;//电动机正转供水

motor2=0;

flag=1;

while(P1==0xFF)

{

SPEAK();

}

}

if(P1==0x7F)//100水位

{

dang=1;

led_show(dang);

yellow=1;

red=0;

green=1;

motor1=1;

motor2=0;

flag=1;

while(P1==0x7F)

{

SPEAK();

}

}

if(P1==0x3F)//200水位

{

dang=2;

led_show(dang);

yellow=1;

red=0;

green=1;

motor1=1;

motor2=0;

flag=1;

while(P1==0x3F)

{

SPEAK();

}

}

if(P1==0x1F)//300水位

{

dang=3;

led_show(dang);

yellow=1;

red=1;

green=0;//水位正常

motor1=0;//电动机停止转动

motor2=0;

flag=0;

while(P1==0x1F)

{

SPEAK();

}

}

if(P1==0x0F)//400水位

{

dang=4;

led_show(dang);

yellow=1;

red=1;

green=0;

motor1=0;

motor2=0;

flag=0;

while(P1==0x0F)

{

SPEAK();

}

}

if(P1==0x07)//500水位

{

dang=5;

led_show(dang);

yellow=1;

red=1;

green=0;

motor1=0;

motor2=0;

flag=0;

while(P1==0x07)

{

SPEAK();

}

}

if(P1==0x03)//600水位

{

dang=6;

led_show(dang);

yellow=0;//黄灯表示水位过高

red=1;

green=1;

motor1=0;

motor2=1;//电动机反转排水

flag=2;

while(P1==0x03)

{

SPEAK();

}

}

if(P1==0xFE)//700水位

{

dang=7;

led_show(dang);

yellow=0;

red=1;

green=1;

motor1=0;

motor2=1;

flag=2;

while(P1==0xFE)

{

SPEAK();

}

}

if(P1==0x00)//800水位

{

dang=8;

led_show(dang);

yellow=0;

red=1;

green=1;

motor1=0;

motor2=1;

flag=2;

while(P1==0x00)

{

SPEAK();

}

}

}

}

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