一个简单的12864显示程序
12864时钟显示程序
12864时钟显示程序/*用LCD12864液晶显示器进行设置时钟，有独立键盘调节时间程序*/个人觉得在学习编写LCD12864显示程序时可以多结合1602一起来学习，很多东西是相通的，我这个程序就是，还有对于初学者来说，最好是理解程序每个模块的作用，掌握后对于以后的编程学习进度会更快，再补充说明一句，对于显示模块程序，着重需要对地址些函数部分理解，废话不多说，看程序吧：#include#define uchar unsigned char#define uint unsigned intsbit RS= P2^6;//数据/命令选择端(H/L)sbit RW= P2^5;//读写/选择端(H/L)sbit EP= P2^7;//使能信号sbit K1=P3^0; //开关定义sbit K2=P3^1;sbit K3=P3^2;uchar num,t;uchar K1num;char s,f,m; //可取负数uchar code table[]= " 2013-8-12 MON ";//日期显示uchar code table1[]=" 00: 00: 00 AM "; //时间显示uchar code table2[]="长沙今日多云"; //天气显示uchar code table3[]=" 南风39-30℃"; //气温显示void init1(); //中断子函数void delay(uint k) //延时函数{uint i,j;for(i=k;i>0;i--)for(j=110;j>0;j--);}void write(uchar com) //命令指令函数{ //根据时序图来设置RS=0; //选择指令寄存器RW=0; //选择写P0=com; //将8位数据通过P0口传给12864delay(5); //延时一会，让12864准备接收数据EP=1; //使能线电平变化，数据送入1602的八位数据口delay(5);EP=0;}void read(uchar date) //写入指令函数{ //根据时序图来设置RS=1; //选择寄存器RW=0; //选择写P0=date; //将8位数据通过P0口传给12864delay(5);EP=1;delay(5);EP=0;}void init() //初始化函数{RS=0;EP=0;RW=0;write(0x38); //显示设置模式write(0x0c); //显示开关控制write(0x06); //光标设置write(0x01); //清屏设置write(0x80); //数据地址初始位for(num=0;num<16;num++) //查table表数据{read(table[num]); //读取表中内容delay(20);}write(0x90);//重新设置数据指针for(num=0;num<16;num++) //查table2表数据{read(table2[num]); //读取表中内容delay(20);}write(0x98);//重新设置数据指针for(num=0;num<16;num++) //查table3表数据{read(table3[num]); //读取表中内容delay(20);}write(0x88);//重新设置数据指针for(num=0;num<16;num++){read(table1[num]); //读取table1表中内容delay(20);}}void write_sfm(uchar add,uchar date) // 时分秒函数设置{ uchar shi ,ge;shi=date/10; // 取商ge=date%10; //取余write(0x83+add); //设置add位地置read(0x30+shi); //设置十位地置read(0x30+ge); //设置个位地址}void key() //独立开关控制{if(K1==0){delay(5);if(K1==0){K1num++;while(!K1); //判断按键是否按下if(K1num==1) //按一下调节秒{TR0=0; //关定时器write(0x83+10); //找到秒位置write(0x0f); //光标闪烁}}if(K1num==2){write(0x83+8);//再按一下调节分地址}if(K1num==3) //第三次按下调节时{write(0x83+6);}if(K1num==4) //按四次回到正常计时{K1num=0;write(0x0c);//光标不闪TR0=1;}}if(K1num!=0) //有按下{if(K2==0) //K2开关控制时分秒加{delay(5);if(K2==0) //消抖{while(!K2);//松手if(K1num==1) //秒调节{m++;if(m==60)m=0;write_sfm(10,m);write(0x83+10);//秒钟地址}if(K1num==2) //分钟调节{f++;if(f==60)f=0;write_sfm(8,f);write(0x83+8); //分钟地址}if(K1num==3) //小时调节{s++;if(s==23)s=0;write_sfm(6,s);write(0x83+6);//时地址}}}if(K3==0){delay(5);if(K3==0){while(!K3);if(K1num==1) //K3控制时分秒减{m--;if(m==-1)m=59;write_sfm(10,m);write(0x83+10);}if(K1num==2)f--;if(f==-1)f=59;write_sfm(8,f);write(0x83+8);}if(K1num==3){s--;if(s==-1)m=23;write_sfm(6,s);write(0x83+6);}}}}}void main() //主函数{init(); //调用子函数init1(); //调用定时子函数while(1){key();}}void init1() //定时子函数{TMOD=0x01;EA=1; //开总中断ET0=1; //开定时器中断TR0=1;TH0=(65536-50000)/256; //设置时间50ms TL0=(65536-50000)%256;}void e() interrupt 1 //定时器T0方式1中断{ TH0=(65536-50000)/256;TL0=(65536-50000)%256;t++;if(t==18) //一秒钟定时{m++;if(m==60) //秒设置{m=0;f++;if(f==60) //分设置{f=0;s++;if(s==24) //小时设置{s=0;}write_sfm(6,s); //时位数据读取}write_sfm(8,f); //分位数据读取}write_sfm(10,m); //秒位数据读取}}。
12864基本显示程序
/******************************************************************/
/* 液晶初始化-图形 */
/******************************************************************/
{
int i,j;
//*******显示上半屏内容设置
for(i=0;i<32;i++) //
{
lcd_wdat((0x80 + i),0); //SET 垂直地址 VERTICAL ADD
lcd_wdat(0x80,0); //SET 水平地址 HORIZONTAL ADD
for(j=0;j<16;j++)
lcd_wdat(0x00,1);
delay(1);
}
lcd_wdat(0x36,0); //写完数据,开图形显示
}
//反白，X值为0－7，Y值为0－3，width为行反白格数
void photodisplay(uchar x,uchar y,uchar width)
}
/******************************************************************/
/* 液晶初始化-字库 */
/******************************************************************/
delay(100);
lcd_wdat(0x10,0);
delay(100);
12864图形液晶显示器c程序
ｌｃｄ１２８６４图形液晶显示器ｃ程序#define _LCD12864_E//#include"lcd12864.h"#include"dtype.h"#include<reg52.h>sbit lcd_rw=P2^0;sbit lcd_rs=P2^1;sbit lcd_cs2=P2^2;sbit lcd_cs1=P2^3;sbit lcd_e=P3^0;sbit lcd_busy=P0^7;INT8U lcd_page_grobal,lcd_line_grobal; /** 函数名称：lcd_LScreen()* 函数功能：选择显示屏的左半屏*/ void lcd_LScreen(){lcd_cs2=0;lcd_cs1=1;}/** 函数名称：lcd_RScreen()* 函数功能：选择显示屏的右半屏*/ void lcd_RScreen(){lcd_cs1=0;lcd_cs2=1;}/** 函数名称：lcd_ChkBusy()* 函数功能：查询忙状态*/void lcd_ChkBusy(){while(lcd_busy){lcd_e=0;lcd_rs=0;lcd_rw=1;P0=0xff;lcd_e=1;lcd_e=0;}}/* 函数名称：lcd_WriteCmd()* 函数功能：写命令cmd--待写命令*/void lcd_WriteCmd(const INT8U cmd){lcd_ChkBusy();lcd_rs=0;lcd_rw=0;P0=cmd;lcd_e=1;lcd_e=0;}/* 函数名称：lcd_WriteData()* 函数功能：写数据dat--待写数据*/void lcd_WriteData(const INT8U dat){lcd_ChkBusy();lcd_rs=1;lcd_rw=0;P0=dat;lcd_e=1;lcd_e=0;}/* 函数名称：lcd_StartLine()* 函数功能：设定起始行line--列号* 说明：用户需自己保证行号的有效性*/ void lcd_StartLine(INT8U line){INT8U tmp;tmp=line;tmp=tmp|0x40;lcd_WriteCmd(tmp);}/* 函数名称：lcd_StartPage()* 函数功能：设定起始页* 入口参数：page--页号* 说明：用户需自己保证页号的有效性*/ void lcd_StartPage(INT8U page){INT8U tmp;tmp=page;tmp|=0xb8;lcd_WriteCmd(tmp);}/* 函数名称：lcd_Ready()* 函数功能：显示屏初始化*/void lcd_Ready(){INT8U i,j;lcd_LScreen();lcd_WriteCmd(0x3f); //开显示lcd_RScreen();lcd_WriteCmd(0x3f); //开显示lcd_LScreen();for(i=0;i<8;i++){lcd_StartPage(i);lcd_StartLine(0);for(j=0;j<64;j++){lcd_WriteData(0);}}lcd_RScreen();for(i=0;i<8;i++){lcd_StartPage(i);lcd_StartLine(0);for(j=0;j<64;j++){lcd_WriteData(0);}}}/** 函数名称：lcd_Display(INT8U *ptr) * 函数功能：16*16显示* 入口参数：*ptr--图片数据指针lcd_page_grobal--页地址lcd_line_grobal--列地址调用方法:lcd_page_grobal=xx;lcd_line_grobal=xx;ptr=&picture;lcd_Ready();lcd_Display(ptr);*/void lcd_Display(INT8U *ptr){INT8U i,j;lcd_StartPage(lcd_page_grobal);lcd_StartLine(lcd_line_grobal);for(i=0;i<16;i++){lcd_WriteData(*ptr);ptr++;}lcd_StartPage(lcd_page_grobal+1);lcd_StartLine(lcd_line_grobal);for(j=0;j<16;j++){lcd_WriteData(*ptr);ptr++;}}void main( void ){lcd_page_grobal=xx;lcd_line_grobal=xx;ptr=&picture;lcd_Ready();lcd_Display(ptr);}。
带字库12864液晶显示程序
#include <reg52.h>#include <intrins.h>#define uint unsigned int#define uchar unsigned char#define LCDdata P0//采用并行模式sbit E = P2^7;sbit RW = P2^6;sbit RS = P2^5;sbit RST = P2^4;sbit key1 = P2^0; //时、分、秒选择键sbit key2 = P2^1; //加一键sbit key3 = P2^2; //减一键void init();//void check_busy();void delayms(uint x);void write_com(uchar com);void write_data(uchar date);//void delay(uchar y);void t_bcd();void disp_time();void t_time();uchar code string[]={"00时00分00秒"}; uchar code tab[] ={"长春工业大学"}; uchar code tab1[]={"人文信息学院"}; uchar code tab2[]={"electronic 沈琦"};uchar time[6];//显示缓冲区uchar count;char sec,min,hour;//--------------主函数-----------------void main(){init();while(1){if(count == 200){count = 0;sec++;if(sec == 60){sec = 0;min++;if(min == 60){min = 0;hour++;if(hour == 24){hour = 0;}}}t_bcd();disp_time();}t_time();}}//-------------初始化----------------void init(){uchar i;// RST = 0;// delayms(1);// RST = 1;// delayms(40);write_com(0x30);write_com(0x0f);write_com(0x01);write_com(0x81);for(i=0;i<12;i++){write_data(string[i]);delayms(5);}write_com(0x90);for(i=0;i<16;i++){write_data(tab[i]);delayms(5);}write_com(0x8a);for(i=0;i<12;i++){write_data(tab1[i]);delayms(5);}write_com(0x98);for(i=0;i<16;i++){write_data(tab2[i]);delayms(5);}TMOD = 0x01;TH0 = (65536-5000)/256;TL0 = (65536-5000)%256;EA = 1;ET0 = 1;TR0 = 1;write_com(0x0c);}//------------毫秒延时--------------- void delayms(uint x){uchar i;while(x--){for(i=0;i<120;i++);}}/*//--------------判忙程序--------------- void check_busy(){// LCDdata = 0xff;RS = 0;RW = 1;// E = 0;E = 1;LCDdata = 0xff;while(LCDdata&0x80);E = 0;}*///------------写命令----------------- void write_com(uchar com){// check_busy();RS = 0;RW = 0;E = 0;LCDdata = com;// delayms(5);E = 1;delayms(5);E = 0;}//-------------写数据------------------ void write_data(uchar date){// check_busy();RS = 1;RW = 0;E = 0;LCDdata = date;// delayms(5);E = 1;delayms(5);E = 0;}//-----------定时中断0------------- void timer0() interrupt 1{TH0 = (65536-5000)/256;TL0 = (65536-5000)%256;count++;}void t_bcd(){time[0] = sec%10;time[1] = sec/10;time[2] = min%10;time[3] = min/10;time[4] = hour%10;time[5] = hour/10;}//--------------时钟时间显示----------------- void disp_time(){write_com(0x85);write_data(0x30+time[1]);write_data(0x30+time[0]);write_com(0x83);write_data(0x30+time[3]);write_data(0x30+time[2]);write_com(0x81);write_data(0x30+time[5]);write_data(0x30+time[4]);}//------------调整时间程序--------------- void t_time(){static uchar num;if(key1 == 0){delayms(5);while(!key1);TR0 = 0;num++;}//-----------------调时-----------------if(num == 1){write_com(0x81);write_com(0x0f);if(key2 == 0){delayms(5);if(key2 == 0){while(!key2);hour++;if(hour == 24){hour = 0;}t_bcd();write_data(0x30+time[5]);write_data(0x30+time[4]);}}if(key3 == 0){delayms(5);if(key3 == 0){while(!key3);hour--;if(hour == -1){hour = 23;}t_bcd();write_data(0x30+time[5]);write_data(0x30+time[4]);}}}//-----------------调分----------------------if(num == 2){write_com(0x83);if(key2 == 0){delayms(5);if(key2 == 0){while(!key2);min++;if(min == 60){min = 0;}t_bcd();write_data(0x30+time[3]);write_data(0x30+time[2]);}}if(key3 == 0){delayms(5);if(key3 == 0){while(!key3);min--;if(min == -1){min = 59;}t_bcd();write_data(0x30+time[3]);write_data(0x30+time[2]);}}}//---------------调秒------------------if(num == 3){write_com(0x85);if(key2 == 0){delayms(5);if(key2 == 0){while(!key2);sec++;if(sec == 60){sec = 0;}t_bcd();write_data(0x30+time[1]);write_data(0x30+time[0]);}}if(key3 == 0){delayms(5);if(key3 == 0){while(!key3);sec--;if(sec == -1){sec = 59;}t_bcd();write_data(0x30+time[1]);write_data(0x30+time[0]);}}}//---------------退出调整时间----------------- if(num == 4){num = 0;write_com(0x0c);TR0 = 1;}}。
12864液晶显示程序(串口)
/*------------------初始化-----------------*/
void init_lcd (void)
{
// rst=1;
wr_lcd (comm,0x30); /*30---基本指令动作*/
wr_lcd (comm,0x01); /*清屏，地址指针指向00H*/
void lcd_string(uchar x0,uchar y0,uchar k,uchar *chn)
{
uchar adr,i;
switch(x0)
{
case 0: adr = 0x80 + y0;
break; //在第1行y列显示
case 1: adr = 0x90 + y0;
break; //在第2行y列显示
case 2: adr = 0x88 + y0;
break; //在第3行y列显示
case 3: adr = 0x98 + y0;
break; //在第4行y列显示
default: ;
}
wr_lcd (comm,0x30);
{
case 0: adr = 0x80 + y0;
break; //在第1行y列显示
case 1: adr = 0x90 + y0;
break; //在第2行y列显示
case 2: adr = 0x88 + y0;
break; //在第3行y列显示
case 3: adr = 0x98 + y0;
#define comm 0
#define dat 1
12864液晶显示源程序(方法2)
main函数：*****12864显示********//***作者：曹江*****//*****时间：2008 8 25 ********/#include<Lcd.h>#include<absacc.h>#include "AT89X51.h"//函数名：main() 主函数//函数参数：无//返回值：无void main(){reset(); //调用复位函数dison_off(1); //开lcd显示set_startline(0); // 从第0行开始从上至下滑动显示clear(); //清屏while(1){display();}}lcd.c子函数：#include "AT89X51.h"#include "Lcd.h"#include "data.h"#define uint unsigned int//函数名：delay() 延时函数//函数参数：uint v//返回值：无void delay(uint v){ uint i;while(v!=0){v--;for(i=125;i>0;i--);}}//函数名：busy_check() 检测忙状态左//函数参数：无//返回值：无void busy_check(void){unsigned char busy;while(busy&0x80){busy=0xff;}}//函数名：reset()复位函数//函数参数：无//返回值：无void reset(){P3_2=0; //接lcd复位端口RSTdelay(1);P3_2=1;delay(1);}//函数名：wcode(c,cs1,cs2)写指令函数//函数参数：uchar c, uchar cs1,uchar cs2//返回值：无void wcode(ucharc,uchar cs1,uchar cs2){busy_check();P3_4=cs1;P3_3=cs2;P3_7=0; //接lcd的rs端P3_6=0; //接lcd的rw端P1=c; //lcd数据端d0-d7P3_5=0; //接lcd的e端delay(5);P3_5=1;delay(5);P3_5=0;}//函数名：wdata(c,cs1,cs2)写数据函数//函数参数：uchar c, uchar cs1,uchar cs2//返回值：无void wdata(ucharc,uchar cs1,uchar cs2){busy_check();P3_4=cs1;P3_3=cs2;P3_7=1;P3_6=0;P1=c;P3_5=0;delay(1);P3_5=1;delay(1);P3_5=0;}//函数名：set_startline(i)设置起始行函数//函数参数：uchar i//返回值：无void set_startline(uchar i)//每次加一使其从第0行开始从上至下滑动显示{i=0xc0+i;wcode(i,0,0); //调用写指令函数}//函数名：set_adr(x,y)设置页值，起始列值函数//函数参数：uchar x，uchar y//返回值：无void set_adr(uchar x ,uchar y){x=x+0xb8; //X位址即页page起始0xb8y=y+0x40; //Y位址即列起始0x40wcode(x,0,0);//调用写函数wcode(y,0,0);}//函数名：dison_off(uint o)开关显示函数//函数参数：uint o//返回值：无void dison_off(uchar o){o=o+0x3e;wcode(o,0,0);}//函数名：clear() 清屏函数//函数参数：无//返回值：无void clear(){uchari,loop;for(i=0;i<8;i++){set_adr(i,0);for(loop=0;loop<64;loop++)wdata(0x00,0,0); //左右半屏同时写0}}//函数名：chinese(x,y,n,cs1,cs2) 汉字函数//函数参数：x,y,n,cs1,cs2 注：x，y为页和列号；n为字号；cs1,cs2为左右屏显示//返回值：无void chinese(ucharx,uchary,ucharn,uchar cs1,uchar cs2){ uchari,loop;for(i=0;i<2;i++){set_adr(x+i,y);//一字分上下两页写for(loop=0;loop<16;loop++){wdata(Chinese_Charcter[n][16*i+loop],cs1,cs2);}}}//函数名：display() 显示函数//函数参数：无//返回值：无void display(){uchar i;for(i=0;i<0xff;i++) //汉字上下滚屏显示{set_startline(i);chinese(0,32,0,1,0); //第0行第1个字“长”，屏左边显示chinese(0,48,1,1,0); //第0行第2个字“江”，屏左边显示chinese(0,0,2,0,1); //第0行第3个字“大”，屏右边显示chinese(0,16,3,0,1); //第0行第4个字“学”，屏右边显示chinese(2,16,4,1,0); //第1行第5个字“电”，屏左边显示chinese(2,32,5,1,0); //第1行第5个字“子”，屏左边显示chinese(2,48,6,1,0); //第1行第6个字“信”，屏左边显示chinese(2,0,7,0,1); //第1行第5个字“息”，屏右边显示chinese(2,16,8,0,1); //第1行第7个字“学”，屏右边显示chinese(2,32,9,0,1); //第1行第8个字“院”，屏右边显示chinese(4,32,10,1,0); //第2行第9个字“电”，屏左边显示chinese(4,48,11,1,0); //第2行第10个字“气”，屏左边显示chinese(4,0,12,0,1); //第2行第11个字“工”，屏右边显示chinese(4,16,13,0,1); //第2行第12个字“程”，屏右边显示chinese(4,32,14,0,1); //第2行第13个字“系”，屏右边显示chinese(6,48,15,1,0); //第6行第21个字“曹”，屏左边显示chinese(6,0,16,0,1); //第6行第22个字“江”，屏右边显示delay(10);i+=5;}}data.h：#ifndef _DATA_H_#define _DATA_H_//**********显示文字部分*********////左右分屏写，同页同行内按左到右顺序写extern uchar code Chinese_Charcter[25][32]={{/*-- 文字: 长--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x80,0x80,0x80,0x80,0xFF,0xA0,0xA0,0x90,0x90,0x88,0x84,0x82,0x80,0x80,0x80,0x00, 0x00,0x00,0x00,0x00,0xFF,0x40,0x21,0x12,0x04,0x08,0x10,0x30,0x60,0x20,0x00,0x00, },{/*-- 文字: 江--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x10,0x60,0x01,0xC6,0x30,0x00,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0x04,0x00,0x00, 0x04,0x04,0x7E,0x01,0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x20,0x20,0x20,0x00, },{/*-- 文字: 大--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x20,0x20,0x20,0x20,0x20,0x20,0xA0,0x7F,0xA0,0x20,0x20,0x20,0x20,0x20,0x20,0x00, 0x00,0x80,0x40,0x20,0x10,0x0C,0x03,0x00,0x01,0x06,0x08,0x30,0x60,0xC0,0x40,0x00, },{/*-- 文字: 学--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x40,0x30,0x10,0x12,0x5C,0x54,0x50,0x51,0x5E,0xD4,0x50,0x18,0x57,0x32,0x10,0x00, 0x00,0x02,0x02,0x02,0x02,0x02,0x42,0x82,0x7F,0x02,0x02,0x02,0x02,0x02,0x02,0x00, },{/*-- 文字: 电--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0xF8,0x48,0x48,0x48,0x48,0xFF,0x48,0x48,0x48,0x48,0xF8,0x00,0x00,0x00, 0x00,0x00,0x0F,0x04,0x04,0x04,0x04,0x3F,0x44,0x44,0x44,0x44,0x4F,0x40,0x70,0x00, },{/*-- 文字: 子--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x02,0x02,0x02,0x02,0x02,0xE2,0x12,0x0A,0x06,0x02,0x00,0x80,0x00,0x00, 0x01,0x01,0x01,0x01,0x01,0x41,0x81,0x7F,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00, },{/*-- 文字: 信--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x80,0x40,0x30,0xFC,0x07,0x0A,0xA8,0xA8,0xA9,0xAE,0xAA,0xA8,0xA8,0x08,0x08,0x00, 0x00,0x00,0x00,0x7F,0x00,0x00,0x7E,0x22,0x22,0x22,0x22,0x22,0x7E,0x00,0x00,0x00, },{/*-- 文字: 息--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x00,0xFC,0x54,0x54,0x56,0x55,0x54,0x54,0x54,0xFC,0x00,0x00,0x00,0x00, 0x00,0x20,0x38,0x01,0x3D,0x41,0x41,0x45,0x59,0x41,0x41,0x71,0x00,0x08,0x30,0x00, },{/*-- 文字: 学--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x40,0x30,0x10,0x12,0x5C,0x54,0x50,0x51,0x5E,0xD4,0x50,0x18,0x57,0x32,0x10,0x00, 0x00,0x02,0x02,0x02,0x02,0x02,0x42,0x82,0x7F,0x02,0x02,0x02,0x02,0x02,0x02,0x00, },{/*-- 文字: 院--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0xFE,0x02,0x32,0x4A,0x86,0x0C,0x24,0x24,0x25,0x26,0x24,0x24,0x24,0x0C,0x04,0x00, 0xFF,0x00,0x02,0x04,0x83,0x41,0x31,0x0F,0x01,0x01,0x7F,0x81,0x81,0x81,0xF1,0x00, },{/*-- 文字: 电--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0xF8,0x48,0x48,0x48,0x48,0xFF,0x48,0x48,0x48,0x48,0xF8,0x00,0x00,0x00, 0x00,0x00,0x0F,0x04,0x04,0x04,0x04,0x3F,0x44,0x44,0x44,0x44,0x4F,0x40,0x70,0x00, },{/*-- 文字: 气--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x20,0x10,0x8C,0xA7,0xA4,0xA4,0xA4,0xA4,0xA4,0xA4,0xA4,0x24,0x04,0x04,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x30,0x40,0xF0,0x00, },{/*-- 文字: 工--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x02,0x02,0x02,0x02,0x02,0xFE,0x02,0x02,0x02,0x02,0x02,0x02,0x00,0x00, 0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x00, },{/*-- 文字: 程--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x10,0x12,0xD2,0xFE,0x91,0x11,0x80,0xBF,0xA1,0xA1,0xA1,0xA1,0xBF,0x80,0x00,0x00, 0x04,0x03,0x00,0xFF,0x00,0x41,0x44,0x44,0x44,0x7F,0x44,0x44,0x44,0x44,0x40,0x00, },{/*-- 文字: 系--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x00,0x00,0x02,0x22,0xB2,0xAA,0x66,0x62,0x22,0x11,0x4D,0x81,0x01,0x01,0x00,0x00, 0x00,0x40,0x21,0x13,0x09,0x05,0x41,0x81,0x7F,0x01,0x05,0x09,0x13,0x62,0x00,0x00, },{/*-- 文字: 曹--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x02,0x02,0xFA,0xAA,0xAA,0xAA,0xFF,0xAA,0xAA,0xFF,0xAA,0xAA,0xAA,0xFA,0x02,0x00, 0x00,0x00,0x00,0x7E,0x2A,0x2A,0x2A,0x2A,0x2A,0x2A,0x2A,0x2A,0x7E,0x00,0x00,0x00, },{/*-- 文字: 江--*//*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/0x10,0x60,0x01,0xC6,0x30,0x00,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0x04,0x00,0x00, 0x04,0x04,0x7E,0x01,0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x20,0x20,0x20,0x00, },};#endif仿真效果图：。
51单片机 12864液晶显示程序
/*========================LCD12864液晶并行驱动程序==========================程序名称：12864液晶驱动程序(并行模式)================================================= ===========================*/#include <at89x52.h>#define uchar unsigned char#define uint unsigned intuchar t,p;/********************************引脚定义***********************************/#define RS P1_0 //RS=0为执行指令；RS=1为执行数据；#define RW P1_1 //读写#define E P1_2 //使能#define PSB P1_3 //低电平（串口驱动）；高电平（并口驱动）#define RST P1_4 //LCD复位/********************************定义数组***********************************/uchar code title[] = {"LCD 并行接口测试"}; uchar code website[]={"qwertyuioopplkjh"}; uchar code dig[]={"0123456789"};uchar code dig2[]={0,1,2,3,':'}; ///*******************************相关子程序**********************************/void Init_lcd(); //初始化液晶void lcd_busy(); //忙标志查询void delay100us(); //100us延时程序void write(uchar x,uchar Data); //写单字节函数void Show(uchar address,uchar L,uchar STR1[]); void Show_dig(uchar address,uint number);/*******************************延时子程序**********************************/void delay100(int n){unsigned char i;while(n--)for(i=0;i<100;i++);}/*******************************LCD 忙标志查询******************************/void lcd_busy(void){uchar busy;P0=0xff;RS=0;RW=1;do{E=1;busy=P0;E=0;}while(busy>0x7f);}/*****************************写指令或数据**********************************/void write(uchar x,uchar Data){lcd_busy(); //忙查询if(x==0){RS=0;RW=0; //写单字节命令字}else if(x==1){RS=1;RW=0; //写单字节数据}E=1;P0=Data;E=0;P0=0xff;}/*******************************初始化LCD **********************************/void Init_lcd(void){delay100(20); //启动等待，等LCM讲入工作状态PSB=1; //并口驱动模式RST=0;delay100(4);RST=1; // 复位LCDwrite(0,0x30); //8 位介面，基本指令集write(0,0x0c); //显示打开，光标关，反白关write(0,0x01); //清屏，将DDRAM的地址计数器归零}/*******汉字和字符显示,参数入口:Show（地址，显示宽度，汉字数组）************/void Show(uchar address,uchar L,uchar STR1[]) {uchar i;write(0,address);for(i=0;i<L;i++)write(1,STR1[i]);}/************纯阿拉伯数字显示，参数入口:Show_dig （地址，数字）**************/void Show_dig(uchar address,uint number){uchar shi,ge;shi=number/10;ge=number%10;write(0,address);delay100(20);write(1,dig[shi]);delay100(20);write(1,dig[ge]);}/************************************主程序**********************************/void main(void){Init_lcd();TMOD=0X01;TH0=0xdc;TL0=0x00;ET0=1;TR0=1;EA=1;P3_6=0;delay100(30);Show(0x83,4,"梁浩"); //写数组里的容write(0,0x0d);delay100(30);Show(0x90,16,"电子科技协会会长"); delay100(30);Show(0x88,16,"TEL "); //写英文delay100(30);while(1){Show_dig(0x99,p); //写实时数组}}void exter() interrupt 1{TH0=0xdc;TL0=0x00;t++;if(t==20){t=0;p++;}if(p==60)p=0;}/***************************************end****** *****************************/。
12864显示程序(汇编语言)
ACALL DELAY
ACALL DELAY
LCALL DELAY ;延迟39uS
MOV COM,#06H ;DDRAM的地址计数器（AC）加1
ACALL WRI ;调用写指令子程序
LCALL DELAY ;延迟39uS
MOV A,#8
MOV R3,A
DISP32: MOV R2,A
MOV A,R1
ADD A,#2
MOV R0,A
MOV R1,A
ACALL DELAY1
ACALL DELAY
DJNZ R4,DISP2
;右移显示，时间间隔为1秒
MOV R0,#00H
MOV R1,#00H
MOV R2,#1
MOV R3,#1
DISP4: MOV COM,B
ACALL WRI
ACALL DISP21
MOV R0,#00H
INC R3
MOV A,R3
CJNE A,#9,DISP42
MOV R3,A ;保存显示位数
DISP22: MOV R2,A
DEC B ;取下一次显示首地址，并进行判断
MOV A,B
CJNE A,#8FH,DISP23
INC R3 ;取下一次显示文字个数
MOV A,R3
CJNE A,#9,DISP12 ;判断文字个数是否超过8
MOV A,#8 ;超过8个就定死显示个数
ACALL WRI ;调用写指令子程序
ACALL DELAY ;延时
ACALL DELAY
ACALL DELAY
DJNZ R4,DISP1 ;判断移位显示是否完毕
12864显示汉字,图型,任意点,任意直线程序(绝对能用)
#include<stdio.h>#include<reg52.h>#include<math.h>#include<intrins.h>sbit RS=P0^0;sbit RW=P0^1;sbit E=P0^2;sbit PSB=P0^3;sbit RES=P0^4;#define LCD12864_DatePort P2unsigned char lcd_x,lcd_y;unsigned char h[]={"aaaaaaaaaaaaaaaa"};unsigned char code image[1024]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0B,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0xC0,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x01,0xFF,0xE0,0x00,0x00,0x00,0x1F,0xC1,0xC0,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x07,0xFF,0xF8,0x00,0x00,0x00,0xFF,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x1F,0xFF,0xFC,0x00,0x00,0x01,0xFF,0xFE,0x1F,0x80,0x00,0x00,0x00,0x00, 0x00,0x00,0x3F,0xFF,0xFF,0x00,0x00,0x07,0xFF,0xFF,0x9E,0xC0,0x00,0x00,0x00,0x00, 0x00,0x00,0x7F,0xFF,0xFF,0x80,0x00,0x0F,0xFF,0xFF,0xEC,0x60,0x00,0x00,0x00,0x00, 0x00,0x00,0xFF,0xFF,0xFF,0xC0,0x00,0x0F,0xFF,0xFF,0xE0,0x40,0x00,0x00,0x00,0x00, 0x00,0x01,0xFF,0x3E,0x3F,0xC0,0x00,0x1F,0xE3,0xE7,0xF0,0x80,0x00,0x00,0x00,0x00, 0x00,0x01,0xFE,0x1E,0x1F,0xE0,0x00,0x3F,0xE3,0xC3,0xF9,0x00,0x00,0x00,0x00,0x00, 0x00,0x03,0xFC,0x1C,0x1F,0xE0,0x00,0x3F,0xC1,0xC3,0xFC,0x00,0x00,0x00,0x00,0x00, 0x00,0x03,0xFC,0x6D,0x9F,0xF0,0x00,0x7F,0xC1,0x81,0xFE,0x00,0x00,0x00,0x00,0x00, 0x00,0x07,0xFC,0x6D,0x8F,0xF0,0x00,0x7F,0xCD,0xB1,0xFE,0x00,0x00,0x00,0x00,0x00, 0x00,0x07,0xFC,0x6D,0x9F,0xF0,0x00,0x7F,0xCF,0xB1,0xFF,0x00,0x00,0x00,0x00,0x00, 0x00,0x07,0xFC,0x1C,0x1F,0xF0,0x00,0xFF,0xC5,0xF3,0xFF,0x00,0x00,0x00,0x00,0x00, 0x00,0x07,0xFE,0x1E,0x1F,0xF8,0x00,0xFF,0xE3,0xC3,0xFF,0x00,0x00,0x00,0x00,0x00, 0x00,0x07,0xFF,0x3E,0x3F,0xF8,0x00,0xFF,0xE3,0xE7,0xFF,0x00,0x00,0x00,0x00,0x00, 0x00,0x0F,0xFF,0xF3,0xFF,0xF8,0x00,0xFF,0xFE,0x7F,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x0F,0xF8,0xC1,0xCF,0xFC,0x00,0xFF,0x9C,0x38,0xFF,0x80,0x00,0x00,0x00,0x00, 0x00,0x0F,0xE0,0x7F,0x83,0xFC,0x01,0xFE,0x0F,0xF0,0x3F,0x80,0x00,0x00,0x00,0x00, 0x00,0x1F,0xFF,0x00,0x3F,0xFC,0x01,0xFF,0xE0,0x07,0xFF,0x80,0x00,0x00,0x00,0x00, 0x00,0x1F,0xFF,0xFB,0xFF,0xFC,0x01,0xBF,0xFF,0xFF,0xFF,0x80,0x00,0x00,0x00,0x00, 0x00,0x1F,0xFF,0xFF,0xFF,0xFC,0x01,0xDF,0xFF,0xFF,0xFB,0x80,0x00,0x00,0x00,0x00, 0x00,0x3F,0xFF,0xFF,0xFF,0xFC,0x03,0xC7,0xFF,0xFF,0xE7,0x80,0x00,0x00,0x00,0x00, 0x00,0x7F,0xFF,0xFF,0xFF,0xFC,0x07,0xC1,0xFF,0xFF,0x8F,0xC0,0x00,0x00,0x00,0x00, 0x00,0xFF,0xFF,0xFF,0xFF,0xFE,0x0F,0xE0,0x3F,0xFC,0x3F,0xC0,0x00,0x00,0x00,0x00, 0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0x1F,0xF8,0x00,0x00,0x7F,0xE0,0x00,0x00,0x00,0x00, 0x01,0xFC,0x7F,0xFF,0xFF,0x3F,0x1F,0x8E,0x00,0x00,0xE3,0xF0,0x00,0x00,0x00,0x00, 0x03,0xF8,0x7F,0xFF,0xFC,0x1F,0xBF,0x87,0xC8,0x1F,0x83,0xF0,0x00,0x00,0x00,0x00, 0x03,0xF8,0x7F,0xFF,0xE0,0x1F,0xFF,0x87,0xFF,0xFC,0x01,0xF8,0x00,0x00,0x00,0x00, 0x03,0xF8,0x7F,0x00,0x00,0x1F,0xFF,0x04,0xE0,0x00,0x01,0xF8,0x00,0x00,0x00,0x00, 0x07,0xF8,0x7F,0x00,0x00,0x0F,0xFF,0x04,0x60,0x00,0x01,0xF8,0x00,0x00,0x00,0x00, 0x07,0xF8,0x7F,0x00,0x00,0x0F,0xFF,0x0C,0x60,0x00,0x01,0xFC,0x00,0x00,0x00,0x00, 0x07,0xF8,0x7F,0x00,0x00,0x0F,0xFF,0x0C,0x60,0x00,0x01,0xFC,0x00,0x00,0x00,0x00, 0x07,0xF8,0x7F,0x00,0x00,0x0F,0xFF,0x06,0x60,0x00,0x01,0xFC,0x00,0x00,0x00,0x00, 0x07,0xB8,0x3E,0x00,0x00,0x19,0xF3,0x87,0xE0,0x00,0x01,0xBC,0x00,0x00,0x00,0x00, 0x07,0x18,0x00,0x00,0x00,0x18,0xE3,0x80,0x00,0x00,0x01,0x18,0x00,0x00,0x00,0x00, 0x00,0x1C,0x00,0x00,0x00,0x10,0x01,0x80,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00, 0x00,0x0C,0x00,0x00,0x00,0x30,0x01,0xC0,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00, 0x00,0x06,0x00,0x00,0x00,0x60,0x00,0xE0,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00, 0x00,0x03,0x00,0x00,0x00,0x40,0x00,0x70,0x00,0x00,0x0C,0x00,0x00,0x00,0x00,0x00, 0x00,0x03,0x80,0x00,0x00,0xC0,0x00,0x78,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x00, 0x00,0x0D,0xE0,0x00,0x03,0xB8,0x01,0x9C,0x00,0x00,0x3B,0x00,0x00,0x00,0x00,0x00, 0x00,0x18,0x78,0x00,0x0F,0x7C,0x03,0xCF,0x00,0x00,0xE7,0x80,0x00,0x00,0x00,0x00, 0x00,0x10,0x1C,0x00,0x3E,0xFC,0x03,0xF3,0xE0,0x03,0xDF,0x80,0x00,0x00,0x00,0x00, 0x00,0x1A,0x0B,0xC1,0xE3,0xF8,0x01,0xF8,0xFC,0x3F,0x3F,0x00,0x00,0x00,0x00,0x00, 0x00,0x0F,0xF1,0x80,0xEF,0xE0,0x00,0x7F,0xF0,0x1F,0xFC,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};void delay_ms(unsigned char z) //延时{unsigned i,j;for(i=0;i<z;i++)for(j=0;j<110;j++);}void LCD12864_WriteCmd(unsigned int cmd) //写命令{RS=0;RW=0;E=0;LCD12864_DatePort=cmd;delay_ms(5);E=1;delay_ms(5);E=0;}void LCD12864_WriteDate(unsigned char dat) //写数据{RS=1;RW=0;E=0;LCD12864_DatePort=dat;delay_ms(5);E=1;delay_ms(5);E=0;}void LCD12864_Init(){PSB=1; //1并行，0串行LCD12864_WriteCmd(0x30); //基本指令操作//delay_ms(5);LCD12864_WriteCmd(0x0c); //显示开，关光标//delay_ms(5);LCD12864_WriteCmd(0x01); //清除led的显示内容//delay_ms(5);LCD12864_WriteCmd(0x06);}/*====================================================函数功能：清除GCROM的内容，如果不清除会出现花屏现象清除方法：向GCROM中写入0x00来清除内========================================================*/ void LCD12864_ClearGDRAM(){unsigned char i,j,k;lcd_x=0x80;lcd_y=0x80;LCD12864_WriteCmd(0x34);for(i=0;i<2;i++){for(j=0;j<32;j++){LCD12864_WriteCmd(lcd_y+j);LCD12864_WriteCmd(lcd_x);for(k=0;k<16;k++){LCD12864_WriteDate(0x00);}}lcd_x=0x88;}LCD12864_WriteCmd(0x36);LCD12864_WriteCmd(0x30);}/*================================================================ 函数功能：向12864中写入一幅图片函数参数：lcd_x为水平显示位置，lcd_y为垂直显示位置，函数将12864屏分成上下两屏写入，上半屏LCD_x=0x80，下半屏lcd_x=0x88=================================================================*/ void LCD12864_WriteImage(unsigned char *p){unsigned char i,j,k;lcd_x=0x80;lcd_y=0x80;LCD12864_WriteCmd(0x34);for(i=0;i<2;i++) //分为上下两屏{for(j=0;j<32;j++){LCD12864_WriteCmd(lcd_y+j);LCD12864_WriteCmd(lcd_x);for(k=0;k<16;k++) //写入显示数据{LCD12864_WriteDate(*p++);}}lcd_x=0x88;}LCD12864_WriteCmd(0x36);LCD12864_WriteCmd(0x30);}bit LCD12864_CheckBusy() //读忙碌状态{bit i;RS=0;RW=1;E=1;LCD12864_DatePort=0xff;delay_ms(1);i=(bit)(LCD12864_DatePort&0x80);E=0;return(i);}unsigned char LCD12864_ReadByte( void ){unsigned char ReturnValue ;LCD12864_CheckBusy() ;LCD12864_DatePort = 0xff ;RS=1;RW=1;E=0;E=1;ReturnValue =LCD12864_DatePort;E=0;return ReturnValue ;}void LCD12864_DrawPoint( unsigned char X, unsigned char Y, unsigned char Color ) {unsigned char Row , Tier , Tier_bit ;unsigned char ReadOldH, ReadOldL ;LCD12864_WriteCmd( 0x34 ) ;LCD12864_WriteCmd( 0x36 ) ;Tier = X >> 4 ;Tier_bit = X & 0x0f ;if( Y < 32 ){Row = Y ;}else{Row = Y - 32 ;Tier += 8 ;}LCD12864_WriteCmd( Row + 0x80 ) ;LCD12864_WriteCmd( Tier + 0x80 ) ;LCD12864_ReadByte();ReadOldH = LCD12864_ReadByte() ;ReadOldL = LCD12864_ReadByte() ;LCD12864_WriteCmd( Row + 0x80 ) ;LCD12864_WriteCmd( Tier + 0x80 ) ;if( Tier_bit < 8 ){switch( Color){case 0 : ReadOldH &=( ~( 0x01 << ( 7 - Tier_bit ))) ; break ;case 1 : ReadOldH |= ( 0x01 << ( 7 - Tier_bit )) ; break ;case 2 : ReadOldH ^= ( 0x01 << ( 7 - Tier_bit )) ; break ;default : break ;}LCD12864_WriteDate( ReadOldH ) ;LCD12864_WriteDate( ReadOldL ) ;}else{switch(Color){case 0 : ReadOldL &= (~( 0x01 << ( 15 - Tier_bit ))) ; break ;case 1 : ReadOldL |= ( 0x01 << ( 15 - Tier_bit )) ; break ;case 2 : ReadOldL ^= ( 0x01 << ( 15 - Tier_bit )) ; break ;default : break ;}LCD12864_WriteDate( ReadOldH ) ;LCD12864_WriteDate( ReadOldL ) ;}LCD12864_WriteCmd( 0x30 ) ;}void LCD12864_DrawLine_X( unsigned char X0, unsigned char X1, unsigned char Y, unsigned char Color ){ unsigned char Temp ;if( X0 > X1 ){Temp = X1 ;X1 = X0 ;X0 = Temp ;}for( ; X0 <= X1 ; X0++ )LCD12864_DrawPoint( X0, Y, Color ) ;}void LCD12864_DrawLine_Y( unsigned char X, unsigned char Y0, unsigned char Y1, unsigned char Color ){unsigned char Temp ;if( Y0 > Y1 ){Temp = Y1 ;Y1 = Y0 ;Y0 = Temp ;}for(; Y0 <= Y1 ; Y0++)LCD12864_DrawPoint( X, Y0, Color) ;}void LCD12864_DrawLine( unsigned char StartX, unsigned char StartY, unsigned char EndX, unsigned char EndY, unsigned char Color ){int t, distance; /*根据屏幕大小改变变量类型(如改为int型)*/int x = 0 , y = 0 , delta_x, delta_y ;char incx, incy ;delta_x = EndX - StartX ;delta_y = EndY - StartY ;if( delta_x > 0 ){incx = 1;}else if( delta_x == 0 ){LCD12864_DrawLine_Y( StartX, StartY, EndY, Color ) ;return ;}else{incx = -1 ;}if( delta_y > 0 ){incy = 1 ;}else if(delta_y == 0 ){LCD12864_DrawLine_X( StartX, EndX, StartY, Color ) ;return ;}else{incy = -1 ;}delta_x = abs( delta_x );//求绝对值delta_y = abs( delta_y );if( delta_x > delta_y ){distance = delta_x ;}else{distance = delta_y ;}LCD12864_DrawPoint( StartX, StartY, Color ) ;/* Draw Line*/for( t = 0 ; t <= distance+1 ; t++ ){LCD12864_DrawPoint( StartX, StartY, Color ) ;x += delta_x ;y += delta_y ;if( x > distance ){x -= distance ;StartX += incx ;}if( y > distance ){y -= distance ;StartY += incy ;}}}void LCD12864_DrawCross(){LCD12864_DrawLine_X( 0, 127 , 0, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 7, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 15, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 23, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 31, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 39, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 47, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 55, 1 ) ;LCD12864_DrawLine_X( 0, 127 , 63, 1 ) ;LCD12864_DrawLine_Y( 0, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 15, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 31, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 47, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 63, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 79, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 95, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 111, 0 , 63, 1 ) ;LCD12864_DrawLine_Y( 127, 0 , 63, 1 ) ;}void LCD12864_Draw_ObliqueLine(){LCD12864_DrawLine( 0, 0, 127, 63, 1 ) ;LCD12864_DrawLine( 0, 63, 127, 0 , 1 ) ;LCD12864_DrawLine( 12, 0, 127, 63, 1 ) ;LCD12864_DrawLine( 52, 63, 127, 0 , 1 ) ;LCD12864_DrawLine( 32, 63, 98, 0, 1 ) ;LCD12864_DrawLine( 67, 0, 127, 63 , 1 ) ;}void LCD12864_DisplayOneChar(unsigned char X, unsigned char Y, unsigned char Data) {switch(Y){case 0:Y=0X80;break; //根据行数来选择相应地址case 1:Y=0X90;break;case 2:Y=0X88;break;case 3:Y=0X98;break;}LCD12864_WriteCmd( Y+X ); //这里不检测忙信号，发送地址码LCD12864_WriteDate(Data);}void LCD12864_DisplayListChar(unsigned char X, unsigned char Y, unsigned char *Data) {switch(Y){case 0:Y=0X80;break; //根据行数来选择相应地址case 1:Y=0X90;break;case 2:Y=0X88;break;case 3:Y=0X98;break;}LCD12864_WriteCmd( Y+X ); //这里不检测忙信号，发送地址码X = X*2;Y = 0;while( Data[Y] != 0 ) //若到达字串尾则退出{if (X <= 0x0F) //X坐标应小于0xF{LCD12864_WriteDate(Data[Y]);X++;Y++;}else break;}}void main(){LCD12864_Init();// write_com(0x1c);LCD12864_ClearGDRAM();//LCD12864_WriteImage(image);//LCD12864_Draw_ObliqueLine();LCD12864_DrawCross();//LCD12864_DisplayListChar(0,0,h);while(1);}。
LCD12864显示程序
L C D12864显示程序(总3页) -CAL-FENGHAI.-(YICAI)-Company One1-CAL-本页仅作为文档封面，使用请直接删除本例程为通过用AT89C52芯片操作LCD12864显示的程序，使用的晶振为12M。
/**********************************************************程序说明:LCD12864显示主程序程序调试员:莫剑辉调试时间:2010-6-7**********************************************************/#include<reg52.h>#include"12864.c"void main(){Ini_Lcd(); //液晶初始化子程序Disp(1,0,6,"莫剑辉"); //显示数据到LCD12864子程序while(1);}这里我们通过调用下面的头文件就可以了，这样的做法方便我们以后要用到LCD12864的程序的调用。
/**********************************************************程序说明:LCD12864显示头文件程序调试员:莫剑辉调试时间:2010-6-7**********************************************************///#include<reg52.h>#define uchar unsigned char#define uint unsigned int#define DATA P2 //数据输出端0~7sbit RS=P0^0; //LCD12864 RS端sbit RW=P0^1; //LCD12864 RW端sbit E =P0^2; //LCD12864 E 端sbit PSB =P0^3;/*********************************************延时子程序*********************************************/void Delay_1ms(uint x){uint j,i;for(j=0;j<x;j++){for(i=0;i<120;i++); //延时X乘以120}}/*********************************************LCD12864液晶测忙子程序(读状态)*********************************************/void Busy(){uchar busy;do{E = 0; //0为关闭使能端,1为打开使能端RS = 0; //1为指令,0为数据RW = 1; //1为读,0为写Delay_1ms(20); //延时20乘以120时间E = 1; //0为关闭使能端,1为打开使能端busy=P1; //读取P2状态Delay_1ms(20); //延时20乘以120时间E = 0; //0为关闭使能端,1为打开使能端}while(busy&0x80); //判断BUSY位是否工作:1为内部在工作,0为正常状态}/*********************************************LCD12864液晶数据写入子程序*********************************************/void Write_Data(uchar k){Busy(); //测忙E =1; //0为关闭使能端,1为打开使能端RS=1; //1为指令,0为数据RW=0; //1为读,0为写DATA=k; //输入数据K到DATADelay_1ms(20); //延时20乘以120时间E =0; //0为关闭使能端,1为打开使能端Delay_1ms(20); //延时20乘以120时间}/*********************************************LCD12864液晶命令写入子程序*********************************************/void Write_Cmd(uchar cmd){Busy(); //测忙E=1; //0为关闭使能端,1为打开使能端RS=0; //1为指令,0为数据RW=0; //1为读,0为写DATA=cmd; //输入命令cmd到DATADelay_1ms(20); //延时20乘以120时间E=0; //0为关闭使能端,1为打开使能端Delay_1ms(20); //延时20乘以120时间}/*********************************************LCD12864液晶数据显示子程序*********************************************/void Disp(uchar y,uchar x,uchar i,uchar *z){uchar Address;if(y==1){Address=0x80+x;} //Y判断第几行,X判断第几列,0x80为液晶行初始地址if(y==2){Address=0x90+x;}if(y==3){Address=0x88+x;}if(y==4){Address=0x98+x;}Write_Cmd(Address); //写入地址命令到LCD12864while(i) //写入显示数据的大小{Write_Data(*(z++)); //写入显示数据到LCD12864i--;}}/*********************************************LCD12864液晶初始化子程序*********************************************/void Ini_Lcd(void){PSB=1;Delay_1ms(20);Write_Cmd(0x30); //基本指令集Delay_1ms(20);Write_Cmd(0x02); // 地址归位Delay_1ms(20);Write_Cmd(0x0c); //整体显示打开,游标关闭Delay_1ms(20);Write_Cmd(0x06); //游标右移Delay_1ms(20);Write_Cmd(0x80); //设定显示的起始地址Delay_1ms(20);Write_Cmd(0x01); //清除显示}。
12864显示程序
{
Wan=temp_data/10000+0x30 ;
temp_data=temp_data%10000;
Qian=temp_data/1000+0x30 ;
temp_data=temp_data%1000;
Delay5us();
ADXL345_SCL = 0;
Delay5us();
}
ADXL345_RecvACK();
}
/**************************************
{
ADXL345_SDA = 1;
ADXL345_SCL = 1;
Delay5us();
ADXL345_SDA = 0;
Delay5us();
}
void ADXL345_SendACK(bit ack)
{
ADXL345_SDA = ack;
ADXL345_SCL = 1;
Delay5us();
void ADXL345_Single_Write(uchar REG_Address,uchar REG_data)
{
ADXL345_Start();
ADXL345_SendByte(SlaveAddress);
ADXL345_SendByte(REG_Address);
#include<reg52.h>
#include<intrins.h>
#include<math.h>
#include<stdio.h>
12864多变量显示成功程序
#include <reg51.h>#define uchar unsigned char //宏定义#define uint unsigned int#define lcdbus P1sbit RS = P2^2;sbit RW =P2^1;sbit E = P2^0;sbit st=P3^2;sbit eoc=P3^4;sbit oe=P3^3;sbit A=P3^5;sbit B1=P3^6;sbit C=P3^7;void display(uchar);void busy();uchar table1[]={"0123456789.V"};void delay(uint z) //0.1MS 准确延时 z=1 {uint x,y;for (x=0;x<z;x++)for(y=0;y<11;y++);}void write_com(uchar xiezl) //写指令{busy();RS=0;RW=0;E=1;lcdbus=xiezl;delay(5);E=0;delay(5);}void busy() //查忙{ RS=0;RW=1;E=1;lcdbus=0xff;while((lcdbus&0x80)==0x80);E=0;}void write_data(uchar xiesj) //写数据{busy();RS=1;RW=0;E=1;lcdbus=xiesj;delay(5);E=0;delay(5);}void xianshi(uchar code *s) //用指针显示字符串{ //各种字符都用字符串显示出来方法简单 while(*s>0){write_data(*s);s++;delay(10);}}void xianshi2(uchar code *s) //用指针显示字符串{ //各种字符都用字符串显示出来方法简单 while(*s>0){write_data(*s);s++;delay(10);}}void lcdcsh() //液晶初始化{ delay(2000);write_com(0x30);delay(10);write_com(0x30);delay(5);write_com(0x0c); //开显示(无游标、不反白)delay(10);write_com(0x01); //清除显示，并且设定地址指针为00Hdelay(500);write_com(0x06); //指定在资料的读取及写入时，设定游标的移动方向及指定显示的移位delay(10);}void main(){ uchar adc;lcdcsh();while(1){ write_com(0x01);delay(5);write_com(0x81);xianshi("欢迎各校领导:");delay(5);write_com(0x90);xianshi("来创新实验室进行");delay(5);write_com(0x88);xianshi("工作指导！");delay(5);write_com(0x9a);xianshi("--创新实验室");delay(50000);write_com(0x01);delay(5);while(1){ A=1;B1=1;C=0;st=0;delay(5);st=1;delay(5);st=0;if(eoc==0);if(oe==0);adc=P0;delay(10);write_com(0x80);xianshi2("当前温度: 0.00V");display(adc);delay(5);write_com(0x90);xianshi2("当前时间: 10S");delay(5);write_com(0x88);xianshi2("前方距离: 110cm");delay(5);write_com(0x98);xianshi2("速度:10cm/s");delay(50000);}}}void display(uchar adc){ uint a,b,c;write_com(0x85);a=adc/51;write_data(table1[a]);delay(10);write_data(table1[10]) ;delay(10);b=((adc%51)*10)/51;if(adc%51>25)b=((adc%51)*10)/51+5;write_data(table1[b]);delay(10);c= ((adc%51)*10)%51*10/51;if(((adc%51)*10)%51>25)c=((adc%51)*10)%51*10/51+5;write_data(table1[c]);delay(10);}。
12864显示程序
if(u0 < 16) u0 = 16; // 输出值应不小于1（扩大16倍）
u1 = u0; // 更新u1、e1和e2
e2 = e1;
e1 = e0;
++j;
i++;
break;
case 0xde:num=2;
DisplayOneChar(i,3,f[num]);
hc[j]=num;
++j;
i++;
break;
case 0xbe:num=3;
while(temp!=0xf0)
{
delay(5);
temp=P2;
temp=temp&0xf0;
while(temp!=0xf0)
{
temp=P2;
switch(temp)
{
case 0xe7:num=0;
if(back==1)
{
gone=0;
back=0;
}
}
}
}
void keyscan()
{
P2=0xfe;
temp=P2;
temp=temp&0xf0;
while(temp!=0xf0)
{
delay(5);
temp=P2;
temp=temp&0xf0;
while(temp!=0xf0)
{
temp=P2;
switch(temp)
{
case 0xee:num=1;
12864显示程序,51单片机,C语言
12864显示程序，51单片机，C语言可显示固定中文，字符，数字；可实时动态刷新显示数字，字符；#include<reg52.h>sbit rs=P1^2;sbit rw=P1^1;sbit cs=P1^0;sbit psb=P1^3;unsigned char code table[]={" X0: Y0: "}; unsigned char code table1[]={"现在X1: Y1: "}; unsigned char code table2[]={"划线模式："}; unsigned char code table3[]={"开始暂停"};void delay(unsigned char z) //延时{unsigned i,j;for(i=0;i<z;i++)for(j=0;j<110;j++);}void write_com(unsigned int com) //写命令{rs=0;rw=0;cs=0;P2=com;delay(5);cs=1;delay(5);cs=0;}void write_date(unsigned char dat) //写数据{rs=1;rw=0;cs=0;P2=dat;delay(5);cs=1;delay(5);cs=0;}void pos(unsigned char x,unsigned char y) //起点函数{unsigned char pos;if(x==0)x=0x80;else if(x==1)x=0x90;else if(x==2)x=0x88;else if(x==3)x=0x98;pos=x+y/2;write_com(pos);}void init(){unsigned char i;psb=1; //1并行，0串行write_com(0x30); //基本指令操作delay(5);write_com(0x0c); //显示开，关光标delay(5);write_com(0x01); //清除led的显示内容delay(5);pos(0,0);i=0;while(table[i]!='\0') //第一行固定显示{write_date(table[i]);i++;}pos(1,0);i=0;while(table1[i]!='\0'){write_date(table1[i]); //第二行固定显示i++;}pos(2,0);i=0;while(table2[i]!='\0'){write_date(table2[i]); //第三行固定显示i++;}pos(3,0);i=0;while(table3[i]!='\0'){write_date(table3[i]); //第四行固定显示i++;}}void write_dianya(unsigned char add_x,unsigned char add_y,int date){//12864刷新char bai,shi,ge;bai=date/100;shi=date%100/10;ge=date%10;pos(add_x,add_y);write_date(0x30+bai);write_date(0x30+shi);write_date(0x30+ge);}void main(){init();while(1){write_dianya(0,3,134);}}。
12864的液晶显示程序（无字库）
12864的液晶显示程序（无字库）12864.h#ifndef __12864_H__#define __12864_H__#include#include/***************************************利用I/O口模拟点阵液晶所需时序点阵液晶控制端口定义，需根据硬件适当改变****************************************/sbit LCD_RS = P2^0;//控制端口定义sbit LCD_RW = P2^1;sbit LCD_E = P2^2;sbit LCD_CSA = P2^3;//H选通，即高电平有效sbit LCD_CSB = P2^4;#define LCD_Data P0//LCD数据端口8位#define R 1#define L 2/*****************************************函数声明*****************************************/void ReadStatusLCD(unsigned char select);//从LCD读出忙标志位unsigned char ReadDataLCD(unsigned char select);//从LCD 读出数据void WriteDataLCD(unsigned char WDLCD,unsigned char select);//向LED写入数据void WriteCommandLCD(unsigned char WCLCD , unsigned char BusyC,unsigned char select);//向LCD写入命令void LcdReset(void) ;//初始化函数，完成液晶模块的初始设置void clear_LCD(unsigned char select);//清屏函数void Clr_All_Lcd(void);//全清屏函数void set_XY(unsigned char Column,unsigned char Page);//设置数据写入或读出的地址，通过页号和列数可以唯一确定一个地址void xy_Write(unsigned char Column,unsigned char Page,unsigned char dataW);//向指定行列写数据void LcmPutDots(unsigned char Column,unsigned char Page, unsigned char DotByte );//显示点void whiteword(unsigned char Column,unsigned char Page, const unsigned char puts[][16] );//显示16×16点阵的编码void WhiteWord_Com(unsigned char Column,unsigned char Page,unsigned char C_num,unsigned char V_num, unsigned char * puts );//通用的显示函数void Drawing_dot(unsigned char x,unsigned char y);void Drawing_line_vertical(unsigned x);#endif12864.c/****************************************************LCD12864点阵液晶屏，通过I/O口直接控制，采用模拟时序控制****************************************************/#include"12864.h"#include/*********************************************************** 功能：从LCD读取状态位变量：select用于选择LCD屏的左右,1选择左屏，2选择右屏***********************************************************/ void ReadStatusLCD(unsigned char select){switch(select){case 1:{LCD_CSA=1;LCD_CSB=0;break;}//左case 2:{LCD_CSA=0;LCD_CSB=1;break;}//右default: break;}LCD_Data = 0xff;//置位输入口，已实现输入LCD_RS=0;LCD_RW=1;LCD_E=1;//高电平读取数据//_nop_(); //若晶振速度高，可在此作延时处理while(LCD_Data&0x80);//最高位为忙标志,检测忙信号状态LCD_E=0;//_nop_(); //若晶振速度高，可在此作延时处理}/*********************************************************** 功能：从LCD读取数据变量：select用于选择LCD屏的左右,1选择左屏，2选择右屏***********************************************************/ unsigned char ReadDataLCD(unsigned char select){unsigned char dataR;LCD_Data = 0xff;//置位输入口，已实现输入switch(select){case 1:{LCD_CSA=1;LCD_CSB=0;break;}//左case 2:{LCD_CSA=0;LCD_CSB=1;break;}//右default: break;}LCD_RW=1;LCD_RS=1;LCD_E = 1;// 操作允许脉冲信号，高电平读出//_nop_(); //若晶振速度高，可在此作延时处理dataR = LCD_Data;LCD_E= 0;return dataR;}/***********************************************************功能：向LCD写入数据参数：WDLCD待写入的字符数据select用于选择LCD屏的左右,1选择左屏，2选择右屏***********************************************************/void WriteDataLCD(unsigned char WDLCD,unsigned char select){switch(select){case 1:{LCD_CSA=1;LCD_CSB=0;break;}//左case 2:{LCD_CSA=0;LCD_CSB=1;break;}//右default: break;}ReadStatusLCD(select);//检测忙标志LCD_RS = 1;LCD_RW = 0;LCD_Data = WDLCD;LCD_E = 1;//_nop_(); //若晶振速度高，可在此作延时处理LCD_E = 0; //下降沿写入数据//_nop_(); //若晶振速度高，可在此作延时处理}/***********************************************************功能：向LCD写入命令参数：WDLCD待写入的字符数据BusyC是否要检查忙标志位选择标志，1为进行，0为不检测select用于选择LCD屏的左右,1选择左屏，2选择右屏***********************************************************/void WriteCommandLCD(unsigned char WCLCD , unsigned char BusyC,unsigned char select) {if(BusyC) ReadStatusLCD(select);//根据需要检测忙switch(select){case 1:{LCD_CSA=1;LCD_CSB=0;break;}//左case 2:{LCD_CSA=0;LCD_CSB=1;break;}//右default: break;}LCD_Data = WCLCD;LCD_RS = 0;LCD_RW = 0;LCD_E = 1;//_nop_(); //若晶振速度高，可在此作延时处理LCD_E = 0;}/************************************************************** **************** 功能：清显示RAM区（清屏）参数：select为驱动控制器选择1为左2为右*************************************************************** **************** */void clear_LCD(unsigned char select){unsigned char i,j;for(i=0;i<8;i++){ //8页，换页清零WriteCommandLCD( 0xb8|i,1 ,select);//页面地址设置，并分别写入左右模块中WriteCommandLCD( 0x40,1 ,select);//列地址设置，设置为0列，并分别写入左右三个模块中for(j=0;j<64;j++){ //页内清零WriteDataLCD( 0 ,select);}}}/************************************************************** *************** 功能：清LCD左右屏*************************************************************** **************/ void Clr_All_Lcd(void){clear_LCD(1);clear_LCD(2);}/************************************************************** **************** 功能：LCD初始化，分为左，右模块初始化参数：select为驱动控制器选择1为左2为右*************************************************************** **************** */void LcdReset(void){unsigned char i;for(i=0;i<5;i++){WriteCommandLCD( 0xc0,0 ,R);//设置显示起始行为第一行，并分别写入左右模块中,不检测忙标志WriteCommandLCD( 0xc0,0 ,L);//_nop_(); //若晶振速度高，可在此作延时处理}WriteCommandLCD( 0xc0,1 ,R);//设置显示起始行为第一行，并分别写入左右模块中，检测忙标志WriteCommandLCD( 0xc0,1 ,L);WriteCommandLCD( 0x3f,1 ,R);//开显示设置，并分别写入左右模块中WriteCommandLCD( 0x3f,1 ,L);clear_LCD(R);//清左屏clear_LCD(L);//清右屏}/************************************************************** **************** 功能：设置数据写入或读出的地址，通过页号和列数可以唯一确定一个地址参数：Column表示列号，Page表示页号*************************************************************** **************** */void set_XY(unsigned char Column,unsigned char Page){unsigned char x,y;unsigned char select;switch (Column&0x40) //完成左右屏的判断，根据列号完成区分,<64为左屏,>=64为右屏{case 0x00: {select = 1;ReadStatusLCD(select);break;}/*为左区*/case 0x40: {select = 2;ReadStatusLCD(select);break;}/*为右区*/}x = Column&0x3F|0x40; /* col.and.0x3f.or.Set Y Address*/ y = Page&0x07|0xB8; /* row.and.0x07.or.set Page */WriteCommandLCD( y,1 ,select);//设置页面地址WriteCommandLCD( x,1 ,select);//设置列地址}/************************************************************** **************** 功能：根据地址值（页数和列号），写入数据，即写入显示缓冲区，便可以显示在LCD屏上参数：Column表示列号，Page表示页号,dataW表示待写入的数据*************************************************************** **************** */void xy_Write(unsigned char Column,unsigned char Page,unsigned char dataW){set_XY(Column,Page);LCD_RW=0;LCD_RS=1;_nop_();//若晶振速度高，可在此作延时处理LCD_Data = dataW;// 送数据_nop_(); //若晶振速度高，可在此作延时处理LCD_E = 1;_nop_(); //若晶振速度高，可在此作延时处理LCD_E= 0; // 操作允许脉冲信号，下降沿写入}/************************************************************** **************** 功能：用于显示点阵参数：Column表示列号，Page表示页号,*************************************************************** **************** */void LcmPutDots(unsigned char Column,unsigned char Page, unsigned char DotByte ){unsigned char i;i=Column;for(;Page<8;Page++){for(;Column<128;Column++){xy_Write(Column,Page,DotByte);//DotByte = ~DotByte;}Column=i;}}/************************************************************** **************** 功能：在指定列，指定页显示待显示的点阵编码,用于显示16*16点阵码参数：Column表示列号，Page表示页号,puts待显示的点阵编码首指针*************************************************************** **************** */void whiteword(unsigned char Column,unsigned char Page, const unsigned char puts[][16] ){unsigned char i,j;for(i=0;i<2;i++)//此处的2为控制点阵行数，实际点阵行数为2*8=16行，此处的16（对应的点行数）应为8的倍数{for(j=0;j<16;j++)//此处控制每行显示的列数{xy_Write(Column+j,Page+i,puts[i][j]);}}}/****************************************************************************** 功能：在指定列，指定页显示待显示指定点阵的编码参数：Column表示列号，Page表示页号,C_num为显示点阵的行数（物理行8的倍数），V_num 为列（物理列）puts待显示的点阵编码首指针*************************************************************** **************** */void WhiteWord_Com(unsigned char Column,unsigned char Page,unsigned char C_num,unsigned char V_num, unsigned char * puts){unsigned char i,j;for(i=0;i<(C_num/8);i++)//此处的2为控制点阵行数，实际点阵行数为2*8=16行，此处的16（对应的点行数）应为8的倍数{for(j=0;j<="">{xy_Write(Column+j,Page+i,*(puts+i*V_num+j));//注意地址的变化规律}}}/************************************************************** **************** 功能：绘点参数：Column表示列号，Page表示页号,C_num为显示点阵的行数（物理行8的倍数），V_num 为列（物理列）puts待显示的点阵编码首指针*************************************************************** **************** */void Drawing_dot(unsigned char x,unsigned char y){unsigned char y_byte,x_bit,y_bit,reverse_y;//此处y_byte为page，y_bit为具体行号，x_bit 为行号unsigned char dot;reverse_y=63-y;x_bit=x;y_byte=reverse_y/8;y_bit=y%8;// for(;x_bit<128;x_bit++)if(y_bit==0) dot=0x80;if(y_bit==1) dot=0x40;if(y_bit==2) dot=0x20;if(y_bit==3) dot=0x10;if(y_bit==4) dot=0x08;if(y_bit==5) dot=0x04;if(y_bit==6) dot=0x02;if(y_bit==7) dot=0x01;xy_Write(x_bit,y_byte,dot);/* reverse_y=64-y;if(y_bit==7) y_byte=y_byte-1;y_bit=y%8;if(y_byte==(-1)) break;*/}/************************************************************** **************** 功能：绘垂直直线参数：x表示列号*************************************************************** **************** */void Drawing_line_vertical(unsigned char x){xy_Write(x,0,0xff);xy_Write(x,1,0xff);xy_Write(x,2,0xff);xy_Write(x,3,0xff);xy_Write(x,4,0xff);xy_Write(x,5,0xff);xy_Write(x,6,0xff);xy_Write(x,7,0xff);}主程序.c/************************************************************** **************** ****************12864液晶屏上显示"南京绝妙科技发展有限公司，025-******** 开发板欢迎使用"，"0～9"，刷新后重显。
12864液晶显示汉字程序
/*=============================程序说明=============================== 项目名称: 显示汉字作者:创建日期:修改说明:程序说明:(1)CPU 型号:(2)时钟频率:(3)实现功能:(4)程序概述:===================================================================*/ //==========================头文件加载=============================== #include <mega16.h>#include <delay.h>#include "music.h"//===========================端口声明================================ #define LcdRS PORTB.0 //#define LcdRSDDR DDRB.0 //#define LcdRW PORTB.1 //#define LcdRWDDR DDRB.1 //#define LcdEN PORTB.4 //#define LcdENDDR DDRB.4 //#define LcdRST PORTB.6 //#define LcdRSTDDR DDRB.6 //#define LcdIoIn PORTA //#define LcdIoOut PINA //#define LcdIoDDR DDRA //#define LcdIn() LcdIoDDR = 0xff //调整输入输出#define LcdOut() LcdIoDDR = 0x00//=========================全局常量声明============================== //=========================全局变量声明==============================//===========================函数声明================================ void Lcd_init(void);void Lcd_CheckBusy(void);void Lcd_WriteCommand(uint8 com);void Lcd_WriteDat(uint8 Dat);void Lcd_writeStringRom(uint8 Add, uint8 flash String[]);//============================主函数================================= void main()//主函数{//---------------------------系统初始化--------------------------Lcd_init();music_init();Lcd_writeStringRom(0x80, "梁成颂");while(1){}}//===========================功能子函数================================ void Lcd_init(void){LcdRS = 1;LcdRSDDR = 1;LcdRW = 1;LcdRWDDR = 1;LcdEN = 1;LcdENDDR = 1;LcdRST = 1; //LcdRSTDDR = 1;LcdIoIn = 1; //LcdIoDDR = 1;LcdIoIn = 0xff; //LcdIn(); //LcdRST = 0;delay_ms(20);LcdRST = 1;delay_ms(50);Lcd_WriteCommand(0x38); //系统设置delay_ms(1);Lcd_WriteCommand(0x38); //系统设置Lcd_WriteCommand(0x08); //开显示Lcd_WriteCommand(0x01); //清屏Lcd_WriteCommand(0x06); //光标设置Lcd_WriteCommand(0x0c); //开显示Lcd_WriteCommand(0x01); //清屏}void Lcd_CheckBusy(void) //怕忙检测{LcdOut();LcdRS = 0;LcdRW = 1;LcdEN = 1;while((LcdIoOut & 0x80) == 0x80);LcdEN = 0;}void Lcd_WriteCommand(uint8 com) //写指令{Lcd_CheckBusy();LcdIn();LcdRS = 0;LcdRW = 0;LcdEN = 1;LcdIoIn = com;LcdEN = 0;}void Lcd_WriteDat(uint8 Dat) //写指令{Lcd_CheckBusy();LcdIn();LcdRS = 1;LcdRW = 0;LcdEN = 1;LcdIoIn = Dat;LcdEN = 0;}void Lcd_writeStringRom(uint8 Add, uint8 flash String[]) {uint16 i = 0;Lcd_WriteCommand(Add);while(String[i] != '\0'){Lcd_WriteDat(String[i]);i++;}}。
12864 LCD驱动程序
/*LCD.C128×64 LCD驱动程序*/#include <INTRINS.H>#include <ABSACC.H>#include "LCD.H"//定义屏幕光标（取值0～63，光标本身不可见）unsigned char LcdCursor;/*函数：LcdLightOn()功能：点亮背光灯*/void LcdLightOn(){LCD_BL = 1;}/*函数：LcdLightOff()功能：熄灭背光灯*/void LcdLightOff(){LCD_BL = 0;}/*函数：LcdGetBF()功能：读出状态位BF返回：BF=1，表示忙，不可进行任何操作BF=0，表示不忙，可以进行正常操作*/bit LcdGetBF(){unsigned char dat;dat = XBYTE[0xD002]; //XBYTE的定义见<ABSACC.H>return (bit)(dat & 0x80);}/*函数：LcdWriteCmd()功能：向LCD发送命令参数：cmd：命令字，详见器件的数据手册*/void LcdWriteCmd(unsigned char cmd){while ( LcdGetBF() );XBYTE[0xD000] = cmd;}/*函数：LcdWriteDat()功能：向LCD写入数据参数：dat，要写入的数据说明：目标地址由地址计数器AC隐含指定，写完后AC自动加1*/void LcdWriteDat(unsigned char dat){while ( LcdGetBF() );XBYTE[0xD001] = dat;}/*函数：LcdReadDat()功能：从LCD读出数据返回：读出的数据*//*unsigned char LcdReadDat(){volatile unsigned char dat;while ( LcdGetBF() );dat = XBYTE[0xD003];dat = XBYTE[0xD003]; //需要连续执行两次才能够读出真正的数据return dat;}*//*函数：LcdSetAC()功能：设置DDRAM（显示数据RAM）的AC（地址计数器）值参数：ac：地址计数器值，范围0～63*/void LcdSetAC(unsigned char ac){ac &= 0x3F;ac |= 0x80;LcdWriteCmd(ac);}/*函数：LcdClear()功能：LCD清屏，并使光标回到0*/void LcdClear(){LcdWriteCmd(0x01); //清屏命令LcdCursor = 0;}/*函数：LcdDelay()功能：延时(t*100)个机器周期*/void LcdDelay(unsigned char t){unsigned char n;do{n = 49;while ( --n != 0 );} while ( --t != 0 );}/*函数：LcdInit()功能：LCD初始化*/void LcdInit(){LcdWriteCmd(0x30); //设置基本指令集LcdDelay(3);LcdWriteCmd(0x30); //设置基本指令集（需要再执行一次）LcdDelay(1);LcdWriteCmd(0x0C); //开启显示LcdDelay(3);LcdClear(); //清屏LcdDelay(250);LcdWriteCmd(0x06); //设置进入点LcdDelay(10);}/*函数：LcdCheckAC()功能：根据光标位置调整AC*/void LcdCheckAC(){switch ( LcdCursor ){case 16:LcdSetAC(16);break;case 32:LcdSetAC(8);break;case 48:LcdSetAC(24);break;case 64:LcdCursor = 0;LcdSetAC(0);break;default:break;}/*函数：LcdPutChar()功能：显示ASCII码参数：c为可显示的ASCII码（0x20～0x7F）*/void LcdPutChar(unsigned char c){LcdWriteDat(c);LcdCursor++;LcdCheckAC();}/*函数：LcdPutHZ()功能：显示汉字参数：ch,cl：汉字编码*/void LcdPutHZ(unsigned char ch, unsigned char cl){if ( LcdCursor & 0x01 ){//显示汉字时，必须偶地址对准，即光标位置不能是奇数LcdPutChar(' '); //额外输出一个空格}LcdWriteDat(ch);LcdWriteDat(cl);LcdCursor += 2;LcdCheckAC();}/*函数：LcdPuts()功能：显示字符串参数：*s：要显示的字符串（可同时包含ASCII码和汉字）*/void LcdPuts(unsigned char *s){unsigned char ch, cl;for (;;){ch = *s++;if ( ch == '\0' ) break;if ( ch < 0x80 ){LcdPutChar(ch);}else{cl = *s++;LcdPutHZ(ch,cl);}}}。
LCD12864显示程序(汇编语言)
;实验目的：熟悉12864LCD的使用;12864LCD带中文字库;编程让12864LCD显示公司名称“深圳乾龙盛电子”，公司电话“5”，公司传真“6”;硬件设置：;关断所有拨码开关。
#include<p16f877a.inc>;__CONFIG_DEBUG_OFF&_CP_ALL&_WRT_HALF&_CPD_ON&_LVP_OFF&_BODEN_OFF&_PWRTE_ON&_WDT_OFF&_H S_OSC;芯片配置字，看门狗关，上电延时开，掉电检测关，低压编程关，加密，4M晶体HS振荡 #define RS PORTA,5 ;命令/数据选择#DEFINE RW PORTA,4 ;读/写选择#DEFINE E PORTA,3 ;使能信号#DEFINE PSB PORTA,2 ;并口/串口选择（H/L）#DEFINE RST PORTA,0 ;复位信号;-----------------------------------------------LCD_X EQU 30H ;页地址LCD_Y EQU 31H ;Y地址COUNT EQU 32H ;循环计数用COUNT1 EQU 33H ;循环计数用COUNT2 EQU 34H ;循环计数用POINT EQU 35H ;查表偏移地址POINT1 EQU 36H ;查表偏移地址POINT2 EQU 37H ;查表偏移地址TEMP EQU 38H ;临时寄存器TEMP1 EQU 39H ;临时寄存器;-----------------------------------------------ORG 0000H ;复位地址NOP ;ICD需要的空指令GOTO MAIN ;跳转到主程序;**********************主程序************************MAINBANKSEL TRISACLRF TRISA ;A口输出CLRF TRISD ;D口输出BANKSEL ADCON1MOVLW 06HMOVWF ADCON1 ;A口全为数字口CLRF STATUSBCF RST ;复位LCDCALL DELAY ;延时一段时间BSF RST ;清除复位信号NOPBSF PSB ;并口通讯;**************************初始化**********************MOVLW 30H ;基本指令操作CALL SEND_IMOVLW 01H ;清除显示CALL SEND_IMOVLW 06H ;指定在写入或读取时，光标的移动方向 CALL SEND_IMOVLW 0CH ;开显示，关光标，不闪烁CALL SEND_I;***********************显示汉字************************HAN_WR2CALL CLEAR_P ;清屏HAN_WR2A ;“深圳乾龙盛电子”MOVLW LOW(TAB1A)MOVWF POINTMOVLW HIGH(TAB1A)MOVWF POINT1 ;获取表格的首地址MOVLW 0eH ;数数据字节个数（7个汉字共14字节） MOVWF COUNTMOVLW 81H ;页地址CALL SEND_ICALL QUSHUHAN_WR2B ;“。