led.c

单片机数字钟-LCD1602显示 带四键时钟 按键对应关系： key1 —— 减 key2 —— 加 key3 —— 设定 key4 —— 确定

/* LED.C File
   The LED driver
   Created by Computer-lov. Date: 2005.5.25
   Last edited date:2005.5.25
   Copyright (c) 2005 Computer-lov
   version 1.0
   All rigths reserved
   欢迎访问我的blog：  http://computer00.21ic.org
*/

#include "LED.H"
#include "LCD1602.h"


void delayXms(unsigned int x)   //延迟x毫秒函数
{
 unsigned int i,j;
 for(i=0;i<x;i++)
  for(j=0;j<130;j++);
}


void display(unsigned char * disp_buff)   //显示函数
{
 
 LCD_write_string(0,0," ele-lover.com  ");
 LCD_set_xy(1,0);

LCD_write_string(1,0,"Time is:");
 LCD_en_dat(disp_buff[0]|0x30);
delayXms(2);                           //延时2毫秒
LCD_en_dat(disp_buff[1]|0x30);
delayXms(2);                           //延时2毫秒
LCD_en_dat(':');
LCD_en_dat(disp_buff[2]|0x30);
delayXms(2);                           //延时2毫秒
LCD_en_dat(disp_buff[3]|0x30);
delayXms(2);                           //延时2毫秒
LCD_en_dat(':');
LCD_en_dat(disp_buff[4]|0x30);
delayXms(2);                           //延时2毫秒
LCD_en_dat(disp_buff[5]|0x30);
delayXms(2);                           //延时2毫秒

//LCD_en_dat(0xff);
}