程序.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;


void delay()
{
   unsigned char i,j,k;
   	for(k=0;k<200;k++)	
	 for(i=0;i<100;i++)
	  for(j=0;j<33;j++)
	   ;		 
 }

void main()
{
	P1=0xff;
	P3=0xbf;
	while(1){
		while(P10==0){P3=0xbb;delay();}
	    	while(P11==0){P3=0xb7;delay();}
		while(P12==0){P3=0xaf;delay();}
		while(P13==0){P3=0x9f;delay();}    
		while(P14==0){P3=0xbb;delay();}  
		while(P15==0){P3=0xb7;delay();}  
		while(P16==0){P3=0xaf;delay();}  
		while(P17==0){P3=0x9f;delay();} 
		P3=0xbf; 
		  }
}