lcd_portconfig.h

来自「SED1565(SPLC501)控制的lcm的菜单显示c源码。特点是比较方便移植」· C头文件 代码 · 共 17 行

//note:如果您使用C语言编写LCD的底层接口程序的话，这里的定义才会有用
// this file for MCU I/O port or the orther`s hardware config 
// for LCD Display 
#include "REG51.h"
#include "intrins.h"			//包含此头文件可直接操作内核的寄存器以及一些定义好的宏
/*
#define COM_R_ADDR        (volatile unsigned char xdata *)0x5000
#define COM_W_ADDR        (volatile unsigned char xdata *)0x4000
#define DAT_R_ADDR        (volatile unsigned char xdata *)0x7000
#define DAT_W_ADDR        (volatile unsigned char xdata *)0x6000 */

sbit LCD_EP=P2^7;
sbit LCD_RW = P2^6;
sbit LCD_A0=P2^5;
sbit LCD_RS = P2^4;
   
#define DAT_PORT		P0		//与LCM数据端口连接的端口定义