- #include <reg51.h>
- #include <intrins.h>
- #define uint unsigned int
- #define uchar unsigned char
- #define Port P3 //LCD12864数据线
- sbit RS=P0^3; // 数据\指令 选择
- sbit RW=P0^2; // 读\写 选择
- sbit EN=P0^1; // 读\写使能
- sbit cs1=P0^5; // 片选1
- sbit cs2=P0^4; // 片选2
-
- /********************************/
- /* 定义中文字库 */
- /********************************/
- uchar code Hzk[]={
- /*-- 文字: 各 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x20,0x20,0x10,0x08,0x8F,0xB4,0x44,0x44,0xA4,0x9C,0x04,0x00,0x00,0x00,0x00,
- 0x02,0x02,0x02,0x01,0x7F,0x42,0x42,0x42,0x42,0x42,0x42,0x7F,0x01,0x03,0x01,0x00,
- /*-- 文字: 位 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0xC0,0x30,0xEC,0x03,0x2A,0xC8,0x09,0x0A,0x0E,0x08,0xE8,0x48,0x08,0x00,0x00,
- 0x01,0x00,0x00,0x7F,0x20,0x20,0x20,0x27,0x20,0x30,0x2E,0x21,0x20,0x20,0x20,0x00,
- /*-- 文字: 单 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x00,0xF8,0x28,0x29,0x2E,0x2A,0xF8,0x28,0x2C,0x2B,0x2A,0xF8,0x00,0x00,0x00,
- 0x08,0x08,0x0B,0x09,0x09,0x09,0x09,0xFF,0x09,0x09,0x09,0x09,0x0B,0x08,0x08,0x00,
- /*-- 文字: 机 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x08,0x08,0xC8,0xFF,0x48,0x88,0x08,0x00,0xFE,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,
- 0x04,0x03,0x00,0xFF,0x00,0x41,0x30,0x0C,0x03,0x00,0x00,0x00,0x3F,0x40,0x78,0x00,
- /*-- 文字: 爱 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x40,0xB2,0x96,0x9A,0x92,0xF6,0x9A,0x93,0x91,0x99,0x97,0x91,0x90,0x30,0x00,
- 0x40,0x20,0xA0,0x90,0x4C,0x47,0x2A,0x2A,0x12,0x1A,0x26,0x22,0x40,0xC0,0x40,0x00,
- /*-- 文字: 好 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x10,0x10,0xF0,0x1F,0x10,0xF0,0x80,0x82,0x82,0x82,0xF2,0x8A,0x86,0x82,0x80,0x00,
- 0x80,0x43,0x22,0x14,0x0C,0x73,0x20,0x00,0x40,0x80,0x7F,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: 者 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x20,0x24,0x24,0x24,0x24,0xA4,0xBF,0x64,0x24,0x34,0x28,0x26,0x24,0x20,0x00,
- 0x04,0x04,0x04,0x02,0x02,0xFF,0x49,0x49,0x49,0x49,0x49,0x49,0xFF,0x00,0x00,0x00,
- /*-- 文字: 你 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x80,0x40,0xF0,0x2C,0x43,0x20,0x98,0x0F,0x0A,0xE8,0x08,0x88,0x28,0x1C,0x08,0x00,
- 0x00,0x00,0x7F,0x00,0x10,0x0C,0x03,0x21,0x40,0x3F,0x00,0x00,0x03,0x1C,0x08,0x00,
- /*-- 文字: 们 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x80,0x40,0xF0,0x1C,0x03,0xF0,0x01,0x0E,0x04,0x00,0x04,0x04,0x04,0xFC,0x00,0x00,
- 0x00,0x00,0x7F,0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x00,0x20,0x40,0x3F,0x00,0x00,
- /*-- 文字: 辛 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x80,0x84,0x84,0x94,0xA4,0xC4,0x85,0x86,0x84,0xC4,0xA4,0x94,0x84,0x84,0x80,0x00,
- 0x00,0x04,0x04,0x04,0x04,0x04,0x04,0xFF,0x04,0x04,0x04,0x04,0x04,0x00,0x00,0x00,
- /*-- 文字: 苦 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x40,0x44,0x44,0x44,0x44,0x5F,0x44,0xF4,0x44,0x44,0x5F,0x44,0x44,0x44,0x44,0x00,
- 0x00,0x00,0x00,0x7E,0x22,0x22,0x22,0x23,0x22,0x22,0x22,0x7E,0x00,0x00,0x00,0x00,
- /*-- 文字: 了 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x02,0x02,0x02,0x02,0x02,0x02,0xF2,0x12,0x0A,0x0A,0x06,0x06,0x02,0x00,0x00,
- 0x00,0x00,0x00,0x00,0x00,0x40,0x80,0x7F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: 希 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x20,0x20,0x30,0x30,0xA9,0x6A,0x3A,0x24,0xE4,0x2A,0x29,0x30,0x20,0x20,0x20,0x00,
- 0x08,0x04,0x02,0x01,0x3F,0x01,0x01,0x01,0xFF,0x01,0x21,0x61,0x3F,0x00,0x00,0x00,
- /*-- 文字: 望 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x04,0x04,0xFC,0x85,0x46,0x24,0x04,0x80,0x7E,0x2A,0x2A,0xAA,0xAA,0xFE,0x00,0x00,
- 0x00,0x40,0x42,0x4A,0x4A,0x4A,0x4A,0x7E,0x4A,0x4A,0x4A,0x4A,0x4A,0x42,0x40,0x00,
- /*-- 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: 家 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x18,0x04,0x14,0x94,0x94,0xD5,0xB6,0x14,0x14,0x94,0x04,0x14,0x0C,0x04,0x00,
- 0x00,0x29,0x29,0x15,0x14,0x4A,0x89,0x44,0x3F,0x06,0x09,0x09,0x10,0x30,0x10,0x00,
- /*-- 文字: 能 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x10,0xB8,0x97,0x92,0x90,0x94,0xB8,0x10,0x00,0x7F,0x48,0x48,0x44,0x74,0x20,0x00,
- 0x00,0xFF,0x0A,0x0A,0x4A,0x8A,0x7F,0x00,0x00,0x3F,0x44,0x44,0x42,0x72,0x20,0x00,
- /*-- 文字: 多 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x00,0x00,0x20,0x90,0x88,0x54,0x53,0xA2,0x22,0x12,0x0A,0x06,0x00,0x00,0x00,
- 0x00,0x81,0x89,0x89,0x44,0x44,0x42,0x25,0x29,0x11,0x11,0x09,0x05,0x03,0x01,0x00,
- /*-- 文字: 多 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x00,0x00,0x20,0x90,0x88,0x54,0x53,0xA2,0x22,0x12,0x0A,0x06,0x00,0x00,0x00,
- 0x00,0x81,0x89,0x89,0x44,0x44,0x42,0x25,0x29,0x11,0x11,0x09,0x05,0x03,0x01,0x00,
- /*-- 文字: 交 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x08,0x88,0x48,0x38,0x28,0x09,0x0E,0x0C,0x08,0x98,0x28,0x68,0x48,0x08,0x00,
- 0x00,0x80,0x80,0x40,0x41,0x22,0x14,0x18,0x0C,0x16,0x23,0x61,0xC0,0x40,0x00,0x00,
- /*-- 文字: 流 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x10,0x60,0x01,0x86,0x60,0x04,0x44,0x64,0x55,0x4E,0x44,0x64,0xC4,0x04,0x04,0x00,
- 0x04,0x04,0xFC,0x03,0x40,0x30,0x0F,0x00,0x00,0x7F,0x00,0x3F,0x40,0x40,0x70,0x00,
- /*-- 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: 习 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 0x00,0x00,0x02,0x02,0x0A,0x12,0x22,0x62,0x02,0x82,0x82,0x42,0x02,0xFE,0x00,0x00,
- 0x00,0x00,0x04,0x0C,0x04,0x02,0x02,0x01,0x01,0x00,0x20,0x40,0x80,0x7F,0x00,0x00,
- /*-- 文字: 24 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=16x16 --*/
- 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,
- };
- /****************************************/
- /* 定义ASCII字库8列*16行 */
- /****************************************/
- uchar code Ezk[]={
- /*-- 文字: Q --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,0x0F,0x18,0x24,0x24,0x38,0x50,0x4F,0x00,
- /*-- 文字: Q --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,0x0F,0x18,0x24,0x24,0x38,0x50,0x4F,0x00,
- /*-- 文字: 1 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,
- /*-- 文字: 1 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,
- /*-- 文字: 8 --*/
- /*-- 新宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,
- /*-- 文字: 1 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,
- /*-- 文字: 8 --*/
- /*-- 新宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,
- /*-- 文字: 2 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,
- /*-- 文字: 6 --*/
- /*-- 新宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,
- /*-- 文字: 4 --*/
- /*-- 新宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,
- /*-- 文字: 1 --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,
- /*-- 文字: 4 --*/
- /*-- 新宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,
- /*-- 文字: --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: --*/
- /*-- 宋体12; 此字体下对应的点阵为:宽x高=8x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- };
- /*状态检查,LCD是否忙*/
- void Checkbusy()
- {
- uchar dat;//状态信息(判断是否忙)
- RS=0; // 数据\指令选择,D/I(RS)=“L” ,表示 DB7∽DB0 为显示指令数据
- RW=1; //R/W=“H” ,E=“H”数据被读到DB7∽DB0
- do{
- Port=0x00;
- EN=1; //EN下降源
- _nop_(); //一个时钟延时
- dat=Port;
- EN=0;
- dat=(0x80 & dat);
- }while(!(dat==0x00)); //仅当第7位为0时才可操作(判别busy信号)
- }
- /*写命令到LCD中*/
- Wcmd(uchar cmd)
- {
- Checkbusy();//状态检查,LCD是否忙
- RS=0; //向LCD发送命令。RS=0写指令,RS=1写数据
- RW=0;//R/W=“L” ,E=“H→L”数据被写到 IR 或 DR
- Port=cmd; //com :命令
- EN=1;//EN下降源
- _nop_();
- _nop_();
- EN=0;
- }
- /*设置页 0xb8是页的首地址*/
- void Setpage(uchar page)
- {
- page=0xb8|page; //1011 1xxx 0<=page<=7 设定页地址--X 0-7,8行为一页64/8=8,共8页
- Wcmd(page);
- }
- /*设定显示开始行,0xc0是行的首地址*/
- void Setx(uchar x)
- {
- x=0xc0|x; //1100 0000
- Wcmd(x); //设置从哪行开始:0--63,一般从0 行开始显示
- }
- /*设定列地址--Y 0-63 ,0x40是列的首地址*/
- void Sety(uchar y)
- {
- y=y&0x3f; //column最大值为64,越出 0=<column<=63
- y= 0x40|y; //01xx xxxx
- Wcmd(y);
- }
- /*开关显示,0x3f是开显示,0x3e是关显示*/
- void SetOnOff(uchar onoff)
- {
- onoff=0x3e|onoff; //0011 111x,onoff只能为0或者1
- Wcmd(onoff);
- }
- /*写显示数据 */
- void Writedata(uchar dat)
- {
- Checkbusy();//状态检查,LCD是否忙
- RS=1; //RS=0写指令,RS=1写数据
- RW=0;////R/W=“L” ,E=“H→L”数据被写到 IR 或 DR
- Port=dat;//dat:显示数据
- EN=1; //EN下降源
- _nop_();
- _nop_();
- EN=0;
- }
- /*选择屏幕screen: 0-全屏,1-左屏,2-右屏*/
- void SelectScreen(uchar screen)
- {
- switch(screen)
- { case 0: cs1=0;//全屏
- _nop_(); _nop_(); _nop_();
- cs2=0;
- _nop_(); _nop_(); _nop_();
- break;
- case 1: cs1=0;//左屏
- _nop_(); _nop_(); _nop_();
- cs2=1;
- _nop_(); _nop_(); _nop_();
- break;
- case 2: cs1=1;//右屏
- _nop_(); _nop_(); _nop_();
- cs2=0;
- _nop_(); _nop_(); _nop_();
- break;
- }
- }
- /*清屏screen: 0-全屏,1-左屏,2-右*/
- void ClearScreen(uchar screen)
- {
- uchar i,j;
- SelectScreen(screen);
- for(i=0;i<8;i++) //控制页数0-7,共8页
- {
- Setpage(i);
- Sety(0);
- for(j=0;j<64;j++) //控制列数0-63,共64列
- {
- Writedata(0x00); //写点内容,列地址自动加1
- }
- }
-
- }
- /*延时程序*/
- void delay(uint z)
- {
- uint i,j;
- for(i=0; i<z; i++)
- for(j = 0; j < 110; j++);
- }
- /*向上滚屏*//*这里用做滚动显示*/
- /*void lcd_rol()
- {
- uint i;
- for(i = 0; i < 64; i++)
- {
- cs1=0; // 片选1
- SendCommandToLCD(0xc0+i);
- cs1=1;
-
- cs2=0;// 片选2
- SendCommandToLCD(0xc0+62-i);
- cs2=0; // 片选2
-
- delay(6);
- }
- }
- */
- /*初始化LCD*/
- void InitLCD()
- {
- Checkbusy();
- SelectScreen(0);
- SetOnOff(0); //关显示
- SelectScreen(0);
- SetOnOff(1); //开显示
- SelectScreen(0);
- ClearScreen(0);//清屏
- Setx(0); //开始行:0
- }
- /*显示全角汉字*/
- void Display(uchar ss,uchar page,uchar y,uchar number)
- {
- int i; //选屏参数,pagr选页参数,column选列参数,number选第几汉字输出
-
- SelectScreen(ss);
- y=y&0x3f;
- Setpage(page); //写上半页
- Sety(y); //控制列
- for(i=0;i<16;i++) //控制16列的数据输出
- {
- Writedata(Hzk[i+32*number]); //i+32*number汉字的前16个数据输出
-
- }
- Setpage(page+1); //写下半页
- Sety(y); //控制列
- for(i=0;i<16;i++) //控制16列的数据输出
- {
- Writedata(Hzk[i+32*number+16]); //i+32*number+16汉字的后16个数据输出
- }
- }
- /*显示半角汉字和数字和字母*/
- void Displayen(uchar ss,uchar page,uchar y,uchar number)
- {
- uint i;//选屏参数,pagr选页参数,column选列参数,number选第几汉字输出
-
- SelectScreen(ss);
- y=y&0x3f;
- Setpage(page); //写上半页
- Sety(y);
- for(i=0;i<8;i++)
- {
- Writedata(Ezk[i+16*number]);
- }
-
- Setpage(page+1); //写下半页
- Sety(y);
- for(i=0;i<8;i++)
- {
- Writedata(Ezk[i+16*number+8]);
- }
- }
- /*主函数*/
- void main()
- {
- uint i;
- InitLCD();//初始12864
- //ClearScreen(0);//清屏
- Setx(0);//显示开始行
- while(1)
- {
- /* // 可以单个显示
- Display(2,0,0*16,0);//
- Display(2,0,1*16,1);//
- Display(2,0,2*16,2);//
- Display(2,0,3*16,3);//
- Display(1,0,4*16,4);//
- Display(1,0,5*16,5);//
- Display(1,0,6*16,6);// */
- /* 可以多个显示,这里是4个一起显示*/
- for(i=0;i<4;i++)
- {
- Display(1,0,i*16,i);//Display(选屏参数(cs0,cs1),pagr选页参数,column选列参数,number选第几汉字输出)
- _nop_();
- Display(2,0,i*16,i+4);
- _nop_();
- Display(1,0+2,i*16,i+8);
- _nop_();
- Display(2,0+2,i*16,i+12);
- _nop_();
- Display(1,0+2+2,i*16,i+16);
- _nop_();
- Display(2,0+2+2,i*16,i+20);
- }
- for(i=0;i<8;i++)
- {
- Displayen(1,0+2+2+2,i*8,i);
- _nop_(); ;
- Displayen(2,0+2+2+2,i*8,i+8);
- }
- }
- /* while(1)
- {
- lcd_rol();
- delay(1000);
- } */
- }
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