lcd.h

在LPC2132上实现I/O方式的LCD1602显示

/**--------------File Info-------------------------------------------------------------------------------
** File Name: lcd.h
** Last modified Date:  2006-10-13
** Last Version: 1.0
** Descriptions: User Configurable File
**
**------------------------------------------------------------------------------------------------------
** Created By: hujing
** Created date:  2006-10-13
** Version: 1.0
** Descriptions: First version
**
**---------------------------------------------------------------------------------------------------*/
#ifndef __LCD_H
#define __LCD_H
extern void Delay(uint8 ms);//申明函数:延时程序
extern uint32 bf(void);    //申明函数：读指令地址
//extern void addIW(uint32 a);     //申明函数：写指令地址
//extern void addDW(uint32 a);     //申明函数：写数据地址

extern void WRCOMD(uint8 x);    //申明函数：写指令
extern void WRDATA(uint8 x);     //申明函数：写数据

extern void INITIAL(void);    //申明函数：初始化
extern void CLEAR(void);      //申明函数：清屏
extern void POSITION(uint8 p); //申明函数：定写入位置
extern void OUTPUT(uint8 o);   //申明函数：数据显示

#endif