lcdhdports.h

包含所有LCD7981接口定义

#include "Register.h"
#include "io.h"


#define M_GET_LCD_LIGHT			hoLcdLight
#define M_LCD_LIGHT_ON()		hoLcdLight = 1//TEST JEMME
#define M_LCD_LIGHT_OFF()		hoLcdLight = 0
#define mLcdSetEHigh()			hoLcdEnable=1
#define mLcdSetELow()			hoLcdEnable=0

#define	mLcdSetWrite()			hoLcdRW=0
#define mLcdSetRead()			hoLcdRW=1

#define mLcdSelRegister()		hoLcdRS=1
#define mLcdSelData()			hoLcdRS=0

	
#define	mLcdTasDly()			asm NOP; asm NOP; asm NOP; 
#define	mLcdTdswDly()			asm NOP; asm NOP; asm NOP; 
#define	mLcdTdhrDly()			asm NOP; asm NOP; asm NOP; 

#define	mLcdDelay10us()			asm NOP; asm NOP; asm NOP; 

unsigned char 	sbLcdDataIn(void)
{
	unsigned char temp;	
	DDRA=0x00;
	
	temp=LCD_DATA;
	
	DDRA=0xFF;
	return (temp);
}

void sLcdDataOut(unsigned char data)
{
	LCD_DATA = data; 
}