20080106.c

VB环境下的串口通讯设计

#include <reg52.h>
#define int8 unsigned char
#define int16 unsigned int
#define int32 unsigned long 
sbit RED1=P1^6;
sbit RED2=P3^4;
sbit GRE0=P1^7;


/*
LED显示
*/
void xianshi(int8 x);
void delay(int8 N);
void main(void){


while(1)
{	
	
xianshi(8);
xianshi(8);
xianshi(30); 
xianshi(30);
xianshi(30);
xianshi(30);
xianshi(30);
 
}

}
void delay(int8 N){
int16 i,j,k;
for(i=0;i<100;i++)
	for(j=0;j<10;j++)
		for(k=0;k<N;k++);	

}

void xianshi(int8 x)
{

	RED1=1;
	RED2=0;
	GRE0=0;
	delay(x);
	RED1=0;
	RED2=1;
	GRE0=0;
	delay(x);
	RED1=0;
	RED2=0;
	GRE0=1;
	delay(x);
}