单片机对19264液晶屏的驱动.doc

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1、单片机对19264液晶屏的驱动首先说下19264屏1926屏是由3个64*64 组成 64行 192列 其中192列 是64+64+64 =192它们分别有CS1 CS2 CS3 控制 让那个屏显示 所以 每个屏最多只能显示64行64列 切结8行 等于1页。每页只能最多写8行 64列,8*64 =512位 512/8 =64字节最多写64字节 。以上就是19264液晶屏的基本原理,虽然各个厂商硬件有所差异但原理基本相同。C+ Code#include “main.h”#define _LCD_C_const uchar code jie=0x08,0x08,0x08,0xFF,0x88,0x6

2、8,0x24,0x2C,0xB4,0x25,0x26,0x34,0x2C,0x24,0x20,0x00,0x02,0x42,0x81,0x7F,0x02,0x82,0x8A,0x4E,0x53,0x32,0x12,0x2E,0x42,0xC2,0x02,0x00 /“接”,0;const uchar code di=0x10,0x10,0x10,0xFE,0x10,0x50,0x40,0xFE,0x20,0x20,0xFF,0x10,0x10,0xF8,0x10,0x00,0x20,0x20,0x10,0x1F,0x08,0x08,0x00,0x3F,0x40,0x40,0x4F,0x42,0

3、x44,0x43,0x70,0x00/“地”,1;const uchar code zu=0x00,0xFF,0x11,0x29,0xC7,0x01,0xFE,0x22,0x22,0x22,0x22,0x22,0xFE,0x00,0x00,0x00,0x00,0xFF,0x02,0x04,0x43,0x40,0x7F,0x42,0x42,0x42,0x42,0x42,0x7F,0x40,0x40,0x00/“阻”,3;const uchar code ce=0x08,0x31,0x86,0x60,0x00,0xFE,0x02,0xF2,0x02,0xFE,0x00,0xF8,0x00,0x00

4、,0xFF,0x00,0x04,0xFC,0x03,0x00,0x80,0x47,0x30,0x0F,0x10,0x67,0x00,0x07,0x40,0x80,0x7F,0x00/“测”,0;const uchar code shi=0x40,0x42,0xDC,0x08,0x00,0x90,0x90,0x90,0x90,0x90,0xFF,0x10,0x12,0x1C,0x10,0x00,0x00,0x00,0x7F,0x20,0x10,0x20,0x20,0x1F,0x10,0x10,0x01,0x06,0x18,0x20,0x78,0x00/“试”,1;const uchar code

5、 dian=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,/“电”,2;const uchar code liu=0x10,0x60,0x01,0x86,0x60,0x04,0x44,0x64,0x55,0x4E,0x44,0x64,0xC4,0x04,0x04,0x00,0x04,0x04,0xFC,0x03,0x40,0

6、x30,0x0F,0x00,0x00,0x7F,0x00,0x3F,0x40,0x40,0x70,0x00/“流”,3;const uchar code si=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;const uchar code jian=0x

7、00, 0xF8, 0x01, 0x06, 0x00, 0xF0, 0x92, 0x92, 0x92, 0x92, 0xF2, 0x02, 0x02, 0xFE, 0x00, 0x00,0x00, 0xFF, 0x00, 0x00, 0x00, 0x07, 0x04, 0x04, 0x04, 0x04, 0x07, 0x40, 0x80, 0x7F, 0x00, 0x00/“间”,1;const uchar code bao=0x08,0x08,0x88,0xFF,0x48,0x28,0x00,0xFF,0xC1,0x41,0x41,0x49,0x51,0xCF,0x00,0x00,0x01,

8、0x41,0x80,0x7F,0x00,0x00,0x00,0xFF,0x40,0x23,0x14,0x1C,0x33,0x60,0x20,0x00;const uchar code jing=0x20,0x1A,0xFA,0xAF,0xAA,0xEF,0x0A,0xFA,0x10,0x8F,0x54,0x24,0x5C,0x84,0x04,0x00,0x02,0x02,0x02,0xEA,0xAA,0xAA,0xAB,0xAA,0xAB,0xAA,0xAA,0xEA,0x02,0x02,0x03,0x00;const uchar code bu=0x08,0x08,0x89,0xCE,0x2

9、A,0x98,0x48,0x00,0x00,0x00,0xFF,0x20,0x40,0x80,0x00,0x00,0x02,0x01,0x00,0xFF,0x01,0x02,0x04,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x03,0x00;const uchar code cang=0x40,0x20,0xF8,0x27,0x02,0x30,0x92,0x9C,0x90,0x9F,0x90,0x98,0x96,0x34,0x10,0x00,0x00,0x00,0x7F,0x00,0x00,0x22,0x72,0x2A,0x2E,0x22,0x22,0x2A,0

10、x72,0x22,0x02,0x00;const uchar code zero=0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00, /“0”,0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00, /“1”,0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00, /“2”,0

11、x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00, /“3”,0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00, /“4”,0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00, /“5”,0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x0

12、0,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00, /“6”,0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00, /“7”,0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00, /“8”,0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00, /“9”

13、,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00 /“。”;const uchar code m=0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x3F,0x20,0x00,0x3F,0x20,0x00,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;const uchar code R=0x00,0x00,0xC0,0

14、x20,0x10,0x08,0x08,0x08,0x08,0x08,0x10,0x20,0xC0,0x00,0x00,0x00,0x00,0x38,0x23,0x24,0x28,0x30,0x00,0x00,0x00,0x30,0x28,0x24,0x23,0x38,0x00,0x00;const uchar code A=0x00,0x00,0xC0,0x38,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x3C,0x23,0x02,0x02,0x27,0x38,0x20,0x00,0x00,0x00,0x

15、00,0x00,0x00,0x00,0x00;const uchar code S=0x00,0x70,0x88,0x08,0x08,0x08,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x20,0x21,0x21,0x22,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;void delay_ms(uint dly) /6MHzunsigned char i, j;while(dly!=0)/_nop_();/_nop_();dly-;i = 6;j = 210;

16、dowhile (-j); while (-i);void send_bt(uint bty)uchar i;for (i=0;i8;i+)clk164 =0;if (bty dat164 = 1;elsedat164 = 0;clk164 = 1;bty = bty 1;void lcd_write_command(uchar cmd)/while(busy(); /返回1 死循环 测试忙lcd_di =0;lcd_rw =0;send_bt(cmd);lcd_e =1;/delay(1);_nop_();lcd_e =0;void lcd_write_data(uchar dat)/whi

17、le(busy(); /返回1 死循环 测试忙lcd_di =1;lcd_rw =0;send_bt(dat);lcd_e =1;/delay(1);/防止 写数据 与写指令频率太快_nop_();lcd_e =0;void set_line(uchar line)lcd_di =0;lcd_rw =0;line = 0xc0 | line;lcd_write_command(line);void set_page(uchar page)lcd_di = 0;lcd_rw = 0;page = 0xb8 | page;lcd_write_command(page);void set_colum

18、n(uchar col)lcd_di = 0;lcd_rw = 0;col = col col = 0x40 | col;lcd_write_command(col);void select_screen(uchar swich)/swich = 0x07 switch(swich)case 0:lcd_cs1=lcd_cs2=lcd_cs3 =0;break;case 1:lcd_cs1=lcd_cs2 =0;lcd_cs3 = 1;break;case 2:lcd_cs1=lcd_cs3 = 0;lcd_cs2 =1;break;case 3:lcd_cs1=0;lcd_cs2=lcd_c

19、s3 = 1;break;case 4:lcd_cs1=1;lcd_cs2=lcd_cs3=1;break;case 5:lcd_cs1=lcd_cs3=1;lcd_cs2 =0;break;case 6:lcd_cs1=lcd_cs2=1;lcd_cs3=0;break;case 7:lcd_cs1=lcd_cs2=lcd_cs3=1;break;default:break;void set_on_off(uchar swich)lcd_di = 0;lcd_rw = 0;swich = 0x3e | swich;lcd_write_command(swich);void lcd_scr_clr(void)uchar i,j;lcd_cs1 =lcd_cs2 = lcd_cs3 =0;set_line(0);set_on_off(1);set_column(0);for (i=0;i8;i+)set_page(i);for (j=0;j64;j+)lcd_write_data(0x00);void lcd_init(void)/while(busy(); /返回1 死循环 防止更改PO口继电器clr164=1;lcd_rst=1;lcd_scr_clr();set_line(0);/这里是设置起始行void di

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