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標(biāo)題:
單片機(jī)控制LCD12864
[打印本頁(yè)]
作者:
qumingfei
時(shí)間:
2017-3-26 17:32
標(biāo)題:
單片機(jī)控制LCD12864
經(jīng)典LCD12864仿真
12864仿真.jpg
(509.3 KB, 下載次數(shù): 58)
下載附件
2017-3-26 17:31 上傳
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
unsigned char code xi[]= // xi
{
0x00,0x00,0x22,0x32,0x2A,0xA6,0xA2,0x62,0x21,0x11,0x09,0x81,0x01,0x00,0x00,0x00,
0x00,0x42,0x22,0x13,0x0B,0x42,0x82,0x7E,0x02,0x02,0x0A,0x12,0x23,0x46,0x00,0x00,
};
unsigned char code tong[]= // tong
{
0x20,0x30,0xAC,0x63,0x30,0x00,0x88,0xC8,0xA8,0x99,0x8E,0x88,0xA8,0xC8,0x88,0x00,
0x22,0x67,0x22,0x12,0x12,0x80,0x40,0x30,0x0F,0x00,0x00,0x3F,0x40,0x40,0x71,0x00,
};
unsigned char code chu[]= // chu
{
0x08,0x08,0x89,0xEA,0x18,0x88,0x00,0x04,0x04,0xFC,0x04,0x04,0x04,0xFC,0x00,0x00,
0x02,0x01,0x00,0xFF,0x01,0x86,0x40,0x20,0x18,0x07,0x40,0x80,0x40,0x3F,0x00,0x00,
};
unsigned char code shi[]= // shi
{
0x10,0x10,0xF0,0x1F,0x10,0xF0,0x00,0x40,0xE0,0x58,0x47,0x40,0x50,0x60,0xC0,0x00,
0x40,0x22,0x15,0x08,0x16,0x21,0x00,0x00,0xFE,0x42,0x42,0x42,0x42,0xFE,0x00,0x00,
};
unsigned char code hua[]= // hua
{
0x00,0x80,0x60,0xF8,0x07,0x00,0x00,0x00,0xFF,0x40,0x20,0x10,0x08,0x04,0x00,0x00,
0x01,0x00,0x00,0xFF,0x00,0x04,0x02,0x01,0x3F,0x40,0x40,0x40,0x40,0x40,0x78,0x00,
};
unsigned char code qi[]= // qi
{
0x00,0x00,0x00,0xFC,0x44,0x44,0x44,0x45,0x46,0x44,0x44,0x44,0x44,0x7C,0x00,0x00,
0x40,0x20,0x18,0x07,0x00,0xFC,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0xFC,0x00,0x00,
};
unsigned char code dong[]= // dong
{
0x40,0x44,0xC4,0x44,0x44,0x44,0x40,0x10,0x10,0xFF,0x10,0x10,0x10,0xF0,0x00,0x00,
0x10,0x3C,0x13,0x10,0x14,0xB8,0x40,0x30,0x0E,0x01,0x40,0x80,0x40,0x3F,0x00,0x00,
};
unsigned char code kong[]= // dong
{
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,
};
unsigned char code shu[]= // dong
{
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,
/*-- 文字: 1 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,
/*-- 文字: 2 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0x70,0x08,0x08,0x08,0x08,0xF0,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,
/*-- 文字: 3 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0x30,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x18,0x20,0x21,0x21,0x22,0x1C,0x00,
/*-- 文字: 4 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0x00,0x80,0x40,0x30,0xF8,0x00,0x00,0x00,0x06,0x05,0x24,0x24,0x3F,0x24,0x24,
/*-- 文字: 5 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0xF8,0x88,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x20,0x20,0x20,0x11,0x0E,0x00,
/*-- 文字: 6 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0xE0,0x10,0x88,0x88,0x90,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x20,0x1F,0x00,
/*-- 文字: 7 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0x18,0x08,0x08,0x88,0x68,0x18,0x00,0x00,0x00,0x00,0x3E,0x01,0x00,0x00,0x00,
/*-- 文字: 8 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,
/*-- 文字: 9 --*/
/*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=8x16 --*/
0x00,0xF0,0x08,0x08,0x08,0x10,0xE0,0x00,0x00,0x01,0x12,0x22,0x22,0x11,0x0F,0x00,
};
sbit CS1=P2^0;//片選1,低電平有效,CS1=0開(kāi)左屏幕,CS1=1關(guān)左屏幕
sbit CS2=P2^1;//片選2,低電平有效,CS2=0開(kāi)右屏幕,CS2=1關(guān)右屏幕
sbit RS=P2^2;//數(shù)據(jù),指令選擇信號(hào),RS=1為數(shù)據(jù)操作,RS=0為寫(xiě)指令或讀狀態(tài)(一般為讀忙標(biāo)志)
sbit RW=P2^3;//讀寫(xiě)選擇信號(hào),RW=1為讀選通,RW=0為寫(xiě)選通
sbit EN=P2^4;//讀寫(xiě)使能信號(hào)
sbit k1=P1^0;
void wcmd(uchar cmd)//寫(xiě)命令
{
RS=0;
RW=0;
P0=cmd;
EN=1;_nop_();_nop_();//在EN下降沿寫(xiě)入數(shù)據(jù)和指令
EN=0;
}
void wdata(uchar dat) //寫(xiě)命令和寫(xiě)數(shù)據(jù)只在RS=0或RS=1上不同,其余都相同
{
//busy();
RS=1;
RW=0;
P0=dat;
EN=1;_nop_();_nop_();//在EN下降沿寫(xiě)入數(shù)據(jù)和指令
EN=0;
}
void set_page(uchar page)//設(shè)置頁(yè),12864LCD共有8頁(yè),每頁(yè)有8行點(diǎn)陣點(diǎn)。
{page=0xb8|page; //首頁(yè)地址為0XB8
wcmd(page); //page取值范圍為0~7,表示第1到8頁(yè)
}
void set_line(uchar line)//設(shè)置顯示的起始行,共有0--63行,一般從0行開(kāi)始顯示
{line=0xc0|line; //起始行地址0XC0
wcmd(line); //line取值范圍為0~63,表示第1到64行
}
void set_column(uchar column)//設(shè)置顯示的列
{//column=column&0x3f; //列的最大值為0X3F,即64
column=0x40|column; //列的首地址為0X40,
wcmd(column); //column的取值范圍為0~63,共64列
}
void set_onoff(uchar onoff)//設(shè)置顯示開(kāi)關(guān),onoff取值為0或1
{onoff|=0x3e;//0X3E是關(guān)顯示,0X3F是開(kāi)顯示
wcmd(onoff);//所以若onoff為0,則表示關(guān)顯示,onoff為1,則表示開(kāi)顯示
}
void select_screen(uchar screen)//選屏,screen取值范圍為0,1,2
{switch(screen)
{case 0:CS1=0;CS2=0;break; //全屏
case 1:CS1=0;CS2=1;break; //左半屏
case 2:CS1=1;CS2=0;break; //右半屏
default:break;
}
}
void clear_screen(uchar screen)//清屏
{uchar i,j;
select_screen(screen);//先選屏
for(i=0;i<8;i++)//控制頁(yè)數(shù)0--7,共8頁(yè)
{set_page(i);//設(shè)置頁(yè)
set_column(0); //設(shè)置列,每頁(yè)都從第1列開(kāi)始,共64列
for(j=0;j<64;j++)//控制列數(shù)0--63,共64列
wdata(0x00);//寫(xiě)入0,列地址指針會(huì)自動(dòng)加1
}
}
void init() //LCD初始化
{
select_screen(0);//選屏,全屏
set_onoff(0); //關(guān)顯示
select_screen(0); //選屏,全屏
set_onoff(1); //開(kāi)顯示
select_screen(0); //選屏,全屏
clear_screen(0); //清屏
set_line(0); //起始行:0
}
void show(uchar screen,uchar page,uchar column,uchar *p)//顯示一個(gè)漢字,一個(gè)漢字有32字節(jié)數(shù)據(jù)
{uchar i; //screen表示選擇屏幕,page表示頁(yè),column表示列,*p表示漢字的數(shù)組
select_screen(screen); //選屏
set_page(page); //設(shè)置頁(yè),寫(xiě)上半頁(yè)
set_column(column);//設(shè)置列
for(i=0;i<16;i++) //控制16列的數(shù)據(jù)輸出
wdata(p[i]); //漢字的上半部分
set_page(page+1); //寫(xiě)下半頁(yè)
set_column(column); //控制列
for(i=0;i<16;i++) //控制16列的數(shù)據(jù)輸出
wdata(p[i+16]); //漢字的下半部分
}
void show8(uchar screen,uchar page,uchar column,int qq)//顯示一個(gè)漢字,一個(gè)漢字有32字節(jié)數(shù)據(jù)
{uchar i; //screen表示選擇屏幕,page表示頁(yè),column表示列,*p表示漢字的數(shù)組
select_screen(screen); //選屏
set_page(page); //設(shè)置頁(yè),寫(xiě)上半頁(yè)
set_column(column);//設(shè)置列
for(i=0;i<8;i++) //控制16列的數(shù)據(jù)輸出
wdata(shu[i+qq*16]); //漢字的上半部分
set_page(page+1); //寫(xiě)下半頁(yè)
set_column(column); //控制列
for(i=0;i<8;i++) //控制16列的數(shù)據(jù)輸出
wdata(shu[i+8+qq*16]); //漢字的下半部分
}
void main()
{init(); //LCD初始化
clear_screen(0); //清屏
show(1,0,0,xi);//顯示“初”
show(1,0,16,tong);//顯示“始”
show(1,0,32,chu);//顯示“化”
show(1,0,48,shi);//顯示“化”
show(2,0,0,hua);//顯示“化”
while(1)
{
show8(2,0,32,3);//顯示“化”
if(k1==0)
{
show(1,0,48,qi);//顯示“啟”
show(2,0,0,dong);//顯示“動(dòng)
show(1,0,32,kong);//顯示“ ”
}
}
}
復(fù)制代碼
仿真工程文件及源碼下載:
128641.rar
(58.04 KB, 下載次數(shù): 9)
2017-3-26 17:32 上傳
點(diǎn)擊文件名下載附件
12864
下載積分: 黑幣 -5
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