lcd.c

此为一个详细的程序源代码 由单片机PIC16F873检测电平

#include "LCD.H"

void delayLCD()
{
	while(1)
	{
		OUT_IN = 0xff;
		RS = 0;
		RW = 1;
		E = 0;
		Nop;
		E = 1;
		Nop;
		if(!INBIT)
			break;
		Nop;
		Nop;
	}
	OUT_IN = 0x00;	
}
void Enable()
{
		RS = 0;
		RW = 0;
		E = 0;	
		delayLCD();
		E = 1;	
}
void WriteLCD(uchar addr)
{
	DATA = addr;		
	RS = 1;
	RW = 0;
	E = 0;
	delayLCD();
	E = 1;	
}