基于51单片机额的12864液晶显示的万年历C语言代码

#include <reg51.h> // 该程序具有显示日期、月份、日期和时间功能 #include<stdio.h> #include<intrins.h> #define uchar unsigned char #define uint unsigned int #define sint signed int

#define disp_off 0x3e //显示关 #define disp_on 0x3f //显示开

#define disp_x 0xb8 //页地址为0页 #define disp_z 0xc0 //行地址为0行 #define disp_y 0x40 //列地址为0列 #define comm 0 //命令标志位 #define dat1 1 //数据标志位 #define data_ora P0 //液晶12864的数据端与单片机的P0相连

sbit di =P2^0; //Data or Instrument Select,H:写数据,L:写指令 sbit rw =P2^1; //Write or Read,H:read,L:write sbit e =P2^4; //读写使能 sbit cs1=P2^2; //cs1=H,选择左半屏 sbit cs2=P2^3; //cs2=H,选择右半屏

sbit clk=P1^0; //8563 clk sbit dat=P1^1; //8563 data

uchar fen=0x42,miao=0x38,shi=0x17,riqi=0x02,//设置时间用 yuefen=0x09,xingqi=0x00,nian=0x07,zhongduan;//设置时间用 uchar code tabma[10][16]=

//阴码点阵格式、取模方式为列行式、逆向取模（低位在前）， //十六进制输出，中文16*16，英文8*16 宋体 {

//0(0) 1(1) 2(2) 3(3) 4(4) 5(5) 6(6) 7(7) 8(8) 9(9)

{0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,

0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00}, /*"0",0*/

{0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,

0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00}, /*"1",1*/

{0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,

0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00}, /*"2",2*/

基于51单片机额的12864液晶显示的万年历C语言代码

{0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,

0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00}, /*"3",3*/

{0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,

0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00}, /*"4",4*/

{0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,

0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00}, /*"5",5*/

{0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,

0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00}, /*"6",6*/

{0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,

0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00}, /*"7",7*/

{0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,

0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00}, /*"8",8*/

{0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,

0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00}, /*"9",9*/ };

uchar code tab2ma[7][32]=

// 日(0) 一(1) 二(2) 三(3) 四(4) 五(5) 六(6) {

{0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42, 0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,

0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00}, /*"日",0*/

{0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80, 0x80,0x80,0x80,0x80,0x80,0xC0,0x80,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}, /*"一",1*/

{0x00,0x00,0x04,0x04,0x04,0x04,0x04,0x04, 0x04,0x04,0x04,0x06,0x04,0x00,0x00,0x00, 0x00,0x10,0x10,0x10,0x10,0x10,0x10,0x10,

0x10,0x10,0x10,0x10,0x10,0x18,0x10,0x00}, /*"二",2*/

{0x00,0x04,0x84,0x84,0x84,0x84,0x84,0x84, 0x84,0x84,0x84,0x84,0x84,0x04,0x00,0x00, 0x00,0x20,0x20,0x20,0x20,0x20,0x20,0x20,

0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x00}, /*"三",3*/

基于51单片机额的12864液晶显示的万年历C语言代码

{0x00,0xFE,0x02,0x02,0x02,0xFE,0x02,0x02, 0xFE,0x02,0x02,0x02,0x02,0xFE,0x00,0x00, 0x00,0x7F,0x28,0x24,0x23,0x20,0x20,0x20,

0x21,0x22,0x22,0x22,0x22,0x7F,0x00,0x00}, /*"四",4*/

{0x00,0x02,0x82,0x82,0x82,0x82,0xFE,0x82, 0x82,0x82,0xC2,0x82,0x02,0x00,0x00,0x00, 0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,

0x20,0x20,0x3F,0x20,0x20,0x30,0x20,0x00}, /*"五",5*/

{0x10,0x10,0x10,0x10,0x10,0x91,0x12,0x1E, 0x94,0x10,0x10,0x10,0x10,0x10,0x10,0x00, 0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x00,

0x00,0x01,0x02,0x0C,0x78,0x30,0x00,0x00}, /*"六",6*/ };

uchar code nianma[]=

//年(0) 月(1) 日(2) 星(3) 期(4)

{0x40,0x20,0x10,0x0C,0xE3,0x22,0x22,0x22, 0xFE,0x22,0x22,0x22,0x22,0x02,0x00,0x00, 0x04,0x04,0x04,0x04,0x07,0x04,0x04,0x04,

0xFF,0x04,0x04,0x04,0x04,0x04,0x04,0x00}; /*"年",0*/ uchar code yuema[]=

{0x00,0x00,0x00,0x00,0x00,0xFF,0x11,0x11, 0x11,0x11,0x11,0xFF,0x00,0x00,0x00,0x00, 0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x01,

0x01,0x21,0x41,0x3F,0x00,0x00,0x00,0x00}; /*"月",1*/ uchar code rima[]=

{0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42, 0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,

0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00}; /*"日",2*/ uchar code xingqima[]=

{0x00,0x00,0x00,0xBE,0x2A,0x2A,0x2A,0xEA, 0x2A,0x2A,0x2A,0x2A,0x3E,0x00,0x00,0x00, 0x00,0x48,0x46,0x41,0x49,0x49,0x49,0x7F, 0x49,0x49,0x49,0x49,0x49,0x41,0x40,0x00, /*"星",3*/

0x00,0x04,0xFF,0x54,0x54,0x54,0xFF,0x04, 0x00,0xFE,0x22,0x22,0x22,0xFE,0x00,0x00, 0x42,0x22,0x1B,0x02,0x02,0x0A,0x33,0x62,

0x18,0x07,0x02,0x22,0x42,0x3F,0x00,0x00}; /*"期",4*/

基于51单片机额的12864液晶显示的万年历C语言代码

//时(0) 分(1) 秒(2) uchar code shima[]=

{0x00,0xFC,0x44,0x44,0x44,0xFC,0x10,0x90, 0x10,0x10,0x10,0xFF,0x10,0x10,0x10,0x00, 0x00,0x07,0x04,0x04,0x04,0x07,0x00,0x00,

0x03,0x40,0x80,0x7F,0x00,0x00,0x00,0x00}; /*"时",0*/ uchar code fenma[]=

{0x80,0x40,0x20,0x98,0x87,0x82,0x80,0x80, 0x83,0x84,0x98,0x30,0x60,0xC0,0x40,0x00, 0x00,0x80,0x40,0x20,0x10,0x0F,0x00,0x00,

0x20,0x40,0x3F,0x00,0x00,0x00,0x00,0x00}; /*"分",1*/ uchar code miaoma[]=

{0x12,0x12,0xD2,0xFE,0x91,0x11,0xC0,0x38, 0x10,0x00,0xFF,0x00,0x08,0x10,0x60,0x00, 0x04,0x03,0x00,0xFF,0x00,0x83,0x80,0x40,

0x40,0x20,0x23,0x10,0x08,0x04,0x03,0x00}; /*"秒",2*/

void delay(sint n); //延时程序 void xie_start(); //开始条件 void xie_stop(); //停止条件 bit xie1(uchar shu); //向8563中写入1个字 uchar du1(); //从8563中读出1个字 uchar du(); //从8563中读出时间和日期 uchar xie(); //向8563中设置时间和日期 //uchar xie_dingshi(); //8563定时器设置 //uchar xie_fangbo_dingshi(); //8563的方波设置 void delay1 (uint ms); //延时

void wr_lcd (uchar dat_comm,uchar content); //向12864中写命令 //uchar rd_lcd (); //读12864数据 void chk_busy (); //忙闲检测 void lat_disp (uchar data1,uchar data2); //写点钟 //void img_disp (uchar code *img) ; //显示图像

void chn_disp (uchar x,uchar y,uchar xl,uchar yl,uchar row_xl,uchar row_yl,uchar code *chn); //显示汉字 void init_lcd (); //12864初始化 void disp(); //128显示程序

//-------------主函数-------------------- void main() { uchar ml=0; init_lcd (); //LCD初始化 lat_disp(0x00,0x00); xie(); //预设时间用，设置好时间后可以屏蔽

基于51单片机额的12864液晶显示的万年历C语言代码

for(;;) { du(); //读8563的时间 lat_disp(0x00,0x00); disp(); //显示时间 delay1(100); } }

//-------------------延时---------------------------// void delay(sint n) { for(n;n>0;n--); }

/////////////////////以下是PCF8563读写/////////////////////以下是PCF8563读写

/* I2C的起始条件，在时钟端SCK为高电平时，数据端SDA发生由高到低的变化，为起始条件，

启动I2C总线。程序代码如下。 */ void xie_start() { clk=1;_nop_(); dat=1;_nop_(); dat=0;_nop_(); clk=0;_nop_(); }

/* I2C的停止条件，在时钟端SCL为高电平时，数据端SDA发生由低到高的变化， 为停止条件，停止I2C总线数据传输。 */ void xie_stop() { dat=0;_nop_(); clk=1;_nop_(); dat=1;_nop_(); }

bit xie1(uchar shu) //向8563中写入1个字 { uchar i=8; bit fan_w; clk=0;_nop_(); while(i--) {

基于51单片机额的12864液晶显示的万年历C语言代码

dat=(bit)(shu&0x80); //取字节的最高位 _nop_(); shu<<=1; //字节左移一位 clk=1; //上升沿锁存数据 _nop_(); clk=0; _nop_(); } dat=1; _nop_(); clk=1; _nop_(); fan_w=dat; //读应答信号 clk=0; _nop_(); return(fan_w); //返回应答信号 }

uchar du1() //从8563中读出1个字 { uchar shu=0; uchar data rdata; uchar i=8; while(i--) { rdata<<=1; //字节左移一位 dat=1; clk=1;_nop_(); //上升沿锁存数据 if(dat) rdata|=0x01; //数据线为1时 对应位存1 clk=0;_nop_(); } shu=rdata; //读到的数据存于SHU return(shu); //返回读到的数据 }

uchar du() { EA=0; //关总中断 xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//取器件地址 写 if(xie1(0x02)!=0){xie_stop();return(0);}//取读时间的首字节地址从秒开始读 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//取器件地址 读 miao=du1()&0x7f; //读秒 屏蔽最高位 xie_stop(); //停止条件

基于51单片机额的12864液晶显示的万年历C语言代码

xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//取器件地址 写 if(xie1(0x03)!=0){xie_stop();return(0);}//取读分钟字节地址 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//取器件地址 读 fen=du1()&0x7f; //读分 屏蔽最高位 xie_stop(); //停止条件 xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//取器件地址 写 if(xie1(0x04)!=0){xie_stop();return(0);}//取读小时字节地址 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//取器件地址 读 shi=du1(); //读时 shi&=0x3f; //屏蔽最高2位 xie_stop(); //停止条件 xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//写

if(xie1(0x05)!=0){xie_stop();return(0);}//取读日期字节地址 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//读 riqi=du1(); //读日期 riqi&=0x3f; //屏蔽最高2位 xie_stop(); //停止条件 xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//写

if(xie1(0x07)!=0){xie_stop();return(0);}//取读月份字节地址 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//读 yuefen=du1(); //读月份 yuefen&=0x1f; //屏蔽最高3位 xie_stop(); //停止条件 xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//写

if(xie1(0x06)!=0){xie_stop();return(0);}//星期字节地址 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//读 xingqi=du1(); //读星期 xingqi&=0x07; //保留低3位 xie_stop(); //停止条件

基于51单片机额的12864液晶显示的万年历C语言代码

xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//写 if(xie1(0x08)!=0){xie_stop();return(0);}//年份字节地址 xie_start(); //起始条件 if(xie1(0xa3)!=0){xie_stop();return(0);}//读 nian=du1(); //读年份 xie_stop(); //停止条件 EA=1; //开总中断 return(1); }

uchar xie() { EA=0; xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//取器件地址 写 if(xie1(0x02)!=0){xie_stop();return(0);}//写秒地址 if(xie1(miao)!=0){xie_stop();return(0);}//写秒 xie_stop(); //停止条件 xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//取器件地址 写 if(xie1(0x03)!=0){xie_stop();return(0);}//写分地址 if(xie1(fen)!=0){xie_stop();return(0);} //写分 xie_stop(); xie_start(); //起始条件 if(xie1(0xa2)!=0){xie_stop();return(0);}//取器件地址 写 if(xie1(0x04)!=0){xie_stop();return(0);}//写小时地址 if(xie1(shi)!=0){xie_stop();return(0);} //写时 xie_stop(); xie_start(); //写日期 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x05)!=0){xie_stop();return(0);} if(xie1(riqi)!=0){xie_stop();return(0);} xie_stop(); xie_start(); //写月份 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x07)!=0){xie_stop();return(0);} if(xie1(yuefen)!=0){xie_stop();return(0);} xie_stop();

基于51单片机额的12864液晶显示的万年历C语言代码

xie_start(); //写星期 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x06)!=0){xie_stop();return(0);} if(xie1(xingqi)!=0){xie_stop();return(0);} xie_stop();

xie_start(); //写年份 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x08)!=0){xie_stop();return(0);} if(xie1(nian)!=0){xie_stop();return(0);} xie_stop(); EA=1; return(1); }

/* uchar xie_dingshi() //定时器 { xie_start(); // 控制中断开关 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x01)!=0){xie_stop();return(0);} if(xie1(0x01)!=0){xie_stop();return(0);} xie_start(); //定时器控制器 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x0e)!=0){xie_stop();return(0);} if(xie1(0x82)!=0){xie_stop();return(0);} xie_start(); //计数器 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x0f)!=0){xie_stop();return(0);} if(xie1(5)!=0){xie_stop();return(0);} xie_stop(); return(1); } */

/* uchar xie_fangbo_dingshi() { xie_start(); //方波频率 if(xie1(0xa2)!=0){xie_stop();return(0);} if(xie1(0x0d)!=0){xie_stop();return(0);} if(xie1(0x82)!=0){xie_stop();return(0);} xie_stop(); return(1); } */

/////////////////////以上是PCF8563读写/////////////////////以上是PCF8563读写

基于51单片机额的12864液晶显示的万年历C语言代码

/*---------------延时子程序----------------*/ void delay1 (uint ms) { uint i,j; for(i=0;i<ms;i++) for(j=0;j<1000;j++); }

/*------------写数据或命令到LCD--------------*/ void wr_lcd (uchar dat_comm,uchar content) { chk_busy (); // di=dat_comm; //命令标志 rw=0; //写 data_ora=content; //写数据到LCD的数据端 e=1; //下降沿锁定数据 e=0; }

/*--------------读LCD数据---------------*/ /* uchar rd_lcd () { uchar rddata; chk_busy (); di=1; rw=1; //读 e=1; rddata=data_ora; //读数据 e=0; //下降沿锁定数据 return rddata; } */

void chk_busy() { data_ora=0xff; //写1到LCD的数据端 di=0; rw=1; //读 e=1; //while(bf||res==1); e=0; }

基于51单片机额的12864液晶显示的万年历C语言代码

/*--------------写点阵------------------*/ void lat_disp (uchar data1,uchar data2) { uchar i,j; cs1=0;cs2=0; //左右屏幕同时选中 wr_lcd (comm,disp_on); //写命令字，显示开 for(j=0;j<8;j++) { wr_lcd (comm,disp_x+j); //页地址调整 wr_lcd (comm,disp_z); //指向对应页的0行 wr_lcd (comm,disp_y); //指向对应页的0列 for(i=0;i<32;i++) //写64个数据 { wr_lcd (dat1,data1); wr_lcd (dat1,data2); } } }

/*--------------显示图片----------------*/ /* void img_disp (uchar code *img) { uchar i,j; for(j=0;j<8;j++) { cs1=0;cs2=1; //左半屏幕选中 wr_lcd (comm,disp_on); //写命令字，显示开 wr_lcd (comm,disp_x+j); //页地址调整 wr_lcd (comm,disp_z); //指向对应页的0行 wr_lcd (comm,disp_y); //指向对应页的0列 for(i=0;i<64;i++) //写64个数据 wr_lcd (dat1,img[j*128+i]); cs1=1;cs2=0; //右半屏幕选中 wr_lcd (comm,disp_on); //写命令字，显示开 wr_lcd (comm,disp_x+j); //页地址调整 wr_lcd (comm,disp_z); //指向对应页的0行 wr_lcd (comm,disp_y); //指向对应页的0列 for(i=64;i<128;i++) //写64个数据 wr_lcd (dat1,img[j*128+i]); } } */

/*---指定位置(x,y)显示row_xl行(每行row_yl个)汉字(大小8xl*yl)---*/

void chn_disp (uchar x,uchar y,uchar xl,uchar yl,uchar row_xl,uchar row_yl,uchar code *chn)

基于51单片机额的12864液晶显示的万年历C语言代码

{ uchar i,j,k,l,a; wr_lcd (comm,disp_on); //写命令字，显示开 for(l=0;l<row_xl;l++) //行数循环 { for(k=0;k<row_yl;k++) //字数循环 { for(j=0;j<xl;j++) { wr_lcd (comm,disp_x+x+l*xl+j); //行数调整 wr_lcd (comm,disp_z); //列数调整 wr_lcd (comm,disp_y+y+k*yl); //字数调整 a=l*xl*yl*row_yl+k*xl*yl+j*yl; for(i=0;i<yl;i++) //写数据 wr_lcd (dat1,chn[a+i]); } } } }

/*------------------初始化-----------------*/ void init_lcd () { //rst=0; delay(50); //rst=1; cs1=0;cs2=0; //左右屏幕同时选中 wr_lcd (comm,disp_off); //写命令字，显示关 wr_lcd (comm,disp_on); //写命令字，显示开 }

void disp() { cs1=0;cs2=1; //左半屏幕选中 chn_disp (0,8,2,8,1,1,tabma[2]); //固定显示数字“2” chn_disp (0,16,2,8,1,1,tabma[0]); //固定显示数字“0” chn_disp (0,24,2,8,1,1,tabma[nian/16]); //显示年的数字十位 chn_disp (0,32,2,8,1,1,tabma[nian%16]); //显示年的数字个位 chn_disp (0,40,2,16,1,1,nianma); //固定显示汉字“年” chn_disp (0,56,2,8,1,1,tabma[yuefen/16]); //显示月份的数字十位 cs1=1;cs2=0; //右半屏幕选中 chn_disp (0,0,2,8,1,1,tabma[yuefen%16]); //显示月份的数字个位 chn_disp (0,8,2,16,1,1,yuema); //固定显示汉字“月”

基于51单片机额的12864液晶显示的万年历C语言代码

chn_disp (0,24,2,8,1,1,tabma[riqi/16]); chn_disp (0,32,2,8,1,1,tabma[riqi%16]); chn_disp (0,40,2,16,1,1,rima); cs1=0;cs2=1; chn_disp (3,8,2,16,1,2,xingqima); chn_disp (3,40,2,16,1,1,tab2ma[xingqi]); chn_disp (6,16,2,8,1,1,tabma[shi/16]); chn_disp (6,24,2,8,1,1,tabma[shi%16]); chn_disp (6,32,2,16,1,1,shima); chn_disp (6,48,2,8,1,1,tabma[fen/16]); chn_disp (6,56,2,8,1,1,tabma[fen%16]); cs1=1;cs2=0; chn_disp (6,0,2,16,1,1,fenma); chn_disp (6,16,2,8,1,1,tabma[miao/16]); chn_disp (6,24,2,8,1,1,tabma[miao%16]); chn_disp (6,32,2,16,1,1,miaoma);

}

//显示日期的数字十位

//显示日期的数字个位 //固定显示汉字“日” //左半屏幕选中 //固定显示汉字“星期” //显示汉字星期几 //显示小时的数字十位 //显示小时的数字个位 //固定显示汉字“时” //显示分钟的数字十位 //显示分钟的数字个位 //右半屏幕选中 //固定显示汉字“分” //显示秒的数字十位 //显示秒的数字个位 //固定显示汉字“秒”