单片机+lcd12864液晶万年历C程序

这个是主菜单界面

这个是设置时间的子界面

这个是设置日期

设置背景光

这是设置了按键音和闹铃以后，主界面出现状态标志

闹铃的界面，喇叭出现铃声。

生日倒计时提醒功能。

全部完整的源代码下载：http://www.51hei.com/bbs/dpj-20391-1.html

下面是12864.h文件：/*------------------------------------
名称:LCD9012驱动模块
编写:YuMin_Dong
时间:2013.01.21
------------------------------------*/

#ifndef _LCD12864_H_
#define _LCD12864_H_

/*------------------------------------
I/O位定义
------------------------------------*/
sbit RS=P2^0;
sbit RW=P2^1;
sbit EN=P2^2;

/*------------------------------------
宏定义
------------------------------------*/
#define DataPort P1
#define RS_CLR RS=0
#define RS_SET RS=1
#define RW_CLR RW=0
#define RW_SET RW=1
#define EN_CLR EN=0
#define EN_SET EN=1
//#define PSB_CLR PSB=0
//#define PSB_SET PSB=1
//#define RST_CLR RST=0
//#define RST_SET RST=1

#define MENU_NUM 7//表示有主菜单有7个选项

UINT8 guide,guide_old=1;//主菜单导航箭头定义,guide_old在有按键前等于guide,有修改后guide_old变化用来作为刷新显示的条件

/*------------------------------------
主菜单内容
------------------------------------*/
code UINT8 *MainMenu[]={" 1.时间设置"," 2.日期设置"," 3.闹钟功能"," 4.背光开关"," 5.键音开关"," 6.生日提醒"," 7.返回"};

/*------------------------------------
判忙函数
------------------------------------*/
void LCD_CheckBusy()
{
RS_CLR;
RW_SET;
EN_SET;
DataPort=0xff;
while(DataPort&0x80)
;
EN_CLR;
}

/*------------------------------------
写命令函数
------------------------------------*/
void LCD_WriteCommand(UINT8 byte)
{
LCD_CheckBusy();
RS_CLR;
RW_CLR;
EN_SET;
DataPort=byte;
DelayUs2x(5);
EN_CLR;
DelayUs2x(5);
}

/*------------------------------------
写数据函数
------------------------------------*/
void LCD_WriteData(UINT8 byte)
{
LCD_CheckBusy();
RS_SET;
RW_CLR;
EN_SET;
DataPort=byte;
DelayUs2x(5);
EN_CLR;
DelayUs2x(5);
}

/*------------------------------------
LCD初始化
------------------------------------*/
void LCD_Init()
{
//DelayMs(30);
//PSB_SET;//设置并口模式
//DelayMs(1);
//RST_CLR;
//DelayMs(1);
//RST_SET;
//DelayMs(10);
LCD_WriteCommand(0x30);//选择基础指令集
DelayUs2x(50);//延时大于100us
//LCD_WriteCommand(0x30);//
//DelayUs2x(20);//延时大于37us
LCD_WriteCommand(0x0c);//开始显示,无反白,无游标
DelayUs2x(50);//延时大于100us
LCD_WriteCommand(0x01);//清屏
DelayMs(5);
//LCD_WriteCommand(0x06);//读取或写入时,游标移动方向,设定从右向左
//DelayUs2x(50);//延时大于100us
}

/*------------------------------------
设置坐标
------------------------------------*/
/*void LCD_SetXY(UINT8 x,UINT8 y)
{
switch(y)
{
case 0: LCD_WriteCommand(0x80+x);
break;
case 1: LCD_WriteCommand(0x90+x);
break;
case 2: LCD_WriteCommand(0x88+x);
break;
case 3: LCD_WriteCommand(0x98+x);
break;
default:break;
}
}*/

/*------------------------------------
写字符串
------------------------------------*/
void LCD_SendString(UINT8 *s)
{
//LCD_SetXY(x,y);
while(*s&&s)
{
LCD_WriteData(*s);
s++;
}
}

/*------------------------------------
设置CGRAM
------------------------------------*/
void LCD_SetCGRAM(UINT8 n,UINT8 *pic)//第n个自定义字符
{
UINT8 i;
LCD_WriteCommand(0x30);
LCD_WriteCommand(0x40+n*16);
for(i=0;i<16;i++)
{
LCD_WriteData(*(pic+2*i));
LCD_WriteData(*(pic+2*i+1));
}
}

/*------------------------------------
显示CGRAM
------------------------------------*/
void LCD_DisplayCGRAM(UINT8 n)
{
//LCD_WriteCommand(0x30);
LCD_WriteData(0x00);
LCD_WriteData(0x02*n);
}

/*------------------------------------
GDRAM绘16x16图
------------------------------------
void LCD_SendImg16x16(UINT8 x,UINT8 y,UINT8 *img,bit g)//(x,y)坐标 img指向16x16字模数组,g为是否反白
{
UINT8 i,j,base_x;
LCD_WriteCommand(0x34);
LCD_WriteCommand(0x36);
if(y==0||y==1)
{
base_x=0x80;
y=y*16;
}
else
{
base_x=0x88;
y=(y-2)*16;
}
for(i=0;i<16;i++)
{
LCD_WriteCommand(0x80+y+i);
LCD_WriteCommand(base_x+x);
for(j=0;j<2;j++)
{
if(g)
LCD_WriteData(~(*img++));
else
LCD_WriteData(*img++);
}
}
LCD_WriteCommand(0x36);
//LCD_WriteCommand(0x30);
}*/