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LCD 的代码
lcd.c
/*+++++++++++++++++++++++++++++++++++++++++++++++++++/
程序名 ：lcd.c液晶显示子程序
入口：坐标X，Y和所显示的字符
出口：显示
+++++++++++++++++++++++++++++++++++++++++++++++++++*/
#include "CPLD.h"
char xdata Lcd1602CmdPor
lcd.c
/*+++++++++++++++++++++++++++++++++++++++++++++++++++/
程序名 ：lcd.c液晶显示子程序
入口：坐标X，Y和所显示的字符
出口：显示
+++++++++++++++++++++++++++++++++++++++++++++++++++*/
#include "CPLD.h"
char xdata Lcd1602CmdPor
lcd.c
#include "includehfile.h"
/*------------------初始化-----------------*/
void init_lcd (void)
{
LCDDIR |= (cs+std+sclk);//cs、sclk、std脚为输出
LCDOUT &=~cs;//cs初始为低电平
wr_lcd (comm,0x30); /
lcd.h
#ifndef _LCD
#define _LCD
#define uint unsigned int
#define uchar unsigned char
#define x 0x80
#define y 0x80
#define comm 0
#define dat 1
/*
sbit cs = P1^4;
sbit std
lcd.h
//lcd控制命令
#define clear 0x01 //清屏
#define function 0x38 //功能设定
#define com_open 0x0f //开显示幕，开光标，开闪烁
#define part_open 0x0e
lcd.h
#include
#include
#include
#include
#define uchar unsigned char
#define uint unsigned int
#define LCD_LENGTH 128
#define LCD_WIDTH 64
#def