text1.c

简易PLC编程单片机控制板

#include<stc2052.h>  	       
#define uchar unsigned char
#define uint unsigned int 
/**P1口定义**/
sbit P10=P1^0;
sbit P11=P1^1;
sbit P12=P1^2;
sbit P13=P1^3;
sbit P14=P1^4;
sbit P15=P1^5;
sbit P16=P1^6;
sbit P17=P1^7;
/**P3口定义**/
sbit P30=P3^0;
sbit P31=P3^1;
sbit P32=P3^2;
sbit P33=P3^3;
sbit P34=P3^4;
sbit P35=P3^5;
sbit P37=P3^7;

delay()
{
	uchar i,j,k;
	for(i=0;i<20;i++)
	for(j=0;j<75;j++)
	for(k=0;k<33;k++)
	{;;}
}

void main()
{
     	P1=0xff;
	P3=0xbf;
	while(1){
		if(P10==0){delay();while(!P10);delay();P32=~P32;delay();}
	    	if(P11==0){delay();while(!P11);delay();P33=~P33;delay();}
		if(P12==0){delay();while(!P12);delay();P34=~P34;delay();}
		if(P13==0){delay();while(!P13);delay();P35=~P35;delay();}    
		if(P14==0){delay();while(!P14);delay();P32=~P32;delay();}  
		if(P15==0){delay();while(!P15);delay();P33=~P33;delay();}  
		if(P16==0){delay();while(!P16);delay();P34=~P34;delay();}  
		if(P17==0){delay();while(!P17);delay();P35=~P35;delay();}  
		  }
}