1602.c

1602(C)带Proteus 仿真

#include <at89x52.h>

sbit RS=P3^5;
sbit RW=P3^6;
sbit E=P3^4;
										     
unsigned char  LCD[]={"I LOVE  YOU               "};

void delay(unsigned char j)
{
	
	while(j--);
}

void zhilin(unsigned char z)
{
	E=0;
	RS=0;
	RW=0;
	P0=z;
	E=1;
	delay(1);		
	E=0;
}

void shuju(unsigned char J)
{
	E=0;
	RS=1;
	RW=0;
	P0=J;
	E=1;
	delay(1);		
	E=0;
}

void  init()
{
	
//	zhilin(0X38);
//	zhilin(0xc0);
	zhilin(0X0c);
	zhilin(0x06);

} 

void main()
{	
	char i ;	
	init();	 
	for(i=0;i<16;i++)
	{
		shuju(LCD[i]);
		delay(1);
	}

	 	while(1);
}