TFT液晶显示时钟程序

1、TFT液晶显示时钟程序说明：该程序文件中包含三个.c文件和三个.h文件，方便读者理解程序的层次性和关联性。该程序的功能是利用51单片机实现逻辑控制，在液晶显示屏上显示动态时钟。1. shizhong.c （实际上是主程序）：#include "REG51.H"#include "gui.h"unsigned char count;#define key P1sbit K=P20;unsigned char a;unsigned char b;unsigned char c;unsigned char d;unsigned char e;unsigned

2、char f;unsigned char g;unsigned char sw;unsigned char h1=0;unsigned char h2=0;unsigned char h3=0;unsigned int q;void Keyboard() unsigned int k;key=0xf0;if(key!=0xf0)for(q=0;q<800;q+);if(key!=0xf0)key=0x0f;switch(key)case(0x0e): k=0; break;case(0x0d): k=4; break;case(0x0b): k=8; break;case(0x07):

3、k=12; break;key=0xf0;switch(key)case(0xe0): k=k; break;case(0xd0): k=k+1; break;case(0xb0): k=k+2; break;case(0x70): k=k+3; break;while(key!=0xf0);switch(k)case 0: f+; P0=0x01; if(f=3) f=0; break;case 1: e+; P0=0x02;if(f<2)if(e=10) e=0; if(f=2)if(e=4)e=0; break;case 2: d+; P0=0x04;if(d=6) d=0; br

4、eak;case 3: c+; P0=0x08;if(c=10) c=0; break;case 4: b+; P0=0x10;if(b=6) b=0; break;case 5: a+; P0=0x20;if(a=10) a=0; break;case 6: sw=0;break;case 7: sw=1; break;void jishu() K=1; if(K=0) for(q=0;q<800;q+);if(K=0) h1+; if(h1=10) h1=0; h2+;if(h2=10)h2=0;h3+; while(K=0); GUI_WriteASCII(0, 50, h3, R

5、ED, WHITE); GUI_WriteASCII(16, 50, h2, RED, WHITE); GUI_WriteASCII(32, 50, h1, RED, WHITE);void main (void)TFT_Init(); TFT_ClearScreen(BLACK);EA=1;ET1=1;TMOD=0x10;TH1=15536/256;TL1=15536%256;TR1=1;a=0;b=0;c=0;d=0;e=0;f=0;g=10;count=0;sw=1;GUI_WriteASCII(0, 50, 0, RED, WHITE);GUI_WriteASCII(16, 50, 0

6、, RED, WHITE);GUI_WriteASCII(32, 50, 0, RED, WHITE);while(1)while(sw)TR1=1;jishu();if(count>=20)count=0;a+;if(a=10)a=0;b+;if(b=6)b=0;c+;if(c=10)c=0;d+;if(d=6)d=0;e+;if(f<2&&e=10)e=0;f+;if(f=2&&e=4)f=0;e=0;GUI_WriteASCII(0, 0, f, RED, WHITE);GUI_WriteASCII(16, 0, e, RED, WHITE);

7、GUI_WriteASCII(32, 0, g, RED, WHITE);GUI_WriteASCII(48, 0, d, RED, WHITE);GUI_WriteASCII(64, 0, c, RED, WHITE);GUI_WriteASCII(80, 0, g, RED, WHITE); GUI_WriteASCII(96, 0, b, RED, WHITE);GUI_WriteASCII(112,0, a, RED, WHITE); Keyboard(); Keyboard();GUI_WriteASCII(0, 0, f, RED, WHITE);GUI_WriteASCII(16

8、, 0, e, RED, WHITE);GUI_WriteASCII(32, 0, g, RED, WHITE);GUI_WriteASCII(48, 0, d, RED, WHITE);GUI_WriteASCII(64, 0, c, RED, WHITE);GUI_WriteASCII(80, 0, g, RED, WHITE); GUI_WriteASCII(96, 0, b, RED, WHITE);GUI_WriteASCII(112,0, a, RED, WHITE);TR1=0; void Time1(void) interrupt 3count+;TH1=15536/256;T

9、L1=15536%256;2. gui.c ：#include"gui.h"#include"charcode.h"#ifdef USE_ASCIIvoid GUI_WriteASCII(uchar x, uchar y, uchar p, uint wordColor, uint backColor)uchar j, wordByte,wordNum;uint color;wordNum = p;TFT_SetWindow(x,y,x+15, y+23);for (wordByte=0; wordByte<48; wordByte+)color

10、= ASCII16x24wordNumwordByte;for (j=0; j<8; j+) if (color&0x80) = 0x80)TFT_WriteData(wordColor); elseTFT_WriteData(backColor); color <<= 1;#endif3. driver.c ：#include "driver.h"/*函数名：TFT_WriteCmd*输 入：cmd*输 出：*功 能：写命令。*/ void TFT_WriteCmd(uint cmd)uchar cmdH, cmdL;cmdH = cmd >

11、;> 8;cmdL = cmd & 0x00FF;TFT_WR = 1; /初始化WRTFT_CS = 0; /打开片选TFT_RD = 1; /选择写TFT_RS = 0; /选择命令TFT_DATAPORTH = cmdH; /放置命令数据TFT_DATAPORTL = cmdL; /放置命令数据TFT_WR = 0; /写入时序TFT_WR = 1;TFT_CS = 1; /关闭片选/*函数名：TFT_WriteCmdData*输 入：cmd, dat*输 出：*功 能：写命令， 写数据。*/ void TFT_WriteData(uint dat) uchar datH,

12、 datL;datH = dat >> 8;datL = dat & 0x00FF;TFT_WR = 1; /初始化WRTFT_CS = 0; /打开片选TFT_RD = 1; /选择写TFT_RS = 1; /选择发送数据TFT_DATAPORTH = datH; /放置命令数据TFT_DATAPORTL = datL; /放置命令数据TFT_WR = 0; /写入时序TFT_WR = 1;TFT_CS = 1; /关闭片选/*函数名：TFT_Init*输 入：*输 出：*功 能：初始化TFT。*/ void TFT_Init(void)uint i;TFT_RST =

13、1;for(i=500; i>0; i-);TFT_RST = 0;for(i=500; i>0; i-);TFT_RST = 1;for(i=5000; i>0; i-);TFT_CS = 0;TFT_WriteCmd(0x11);TFT_WriteCmd(0xc5);TFT_WriteData(0xc5);TFT_WriteCmd(0xf0);TFT_WriteData(0x5a);TFT_WriteCmd(0xf2);TFT_WriteData(0x01);TFT_WriteCmd(0xe0);TFT_WriteData(0x00);TFT_WriteData(0x01

14、);TFT_WriteData(0x06);TFT_WriteData(0x2e);TFT_WriteData(0x2b);TFT_WriteData(0x0b);TFT_WriteData(0x1a);TFT_WriteData(0x02);TFT_WriteData(0x06);TFT_WriteData(0x05);TFT_WriteData(0x0c);TFT_WriteData(0x0d);TFT_WriteData(0x00);TFT_WriteData(0x05);TFT_WriteData(0x02);TFT_WriteData(0x05);TFT_WriteCmd(0xe1)

15、;TFT_WriteData(0x06);TFT_WriteData(0x23);TFT_WriteData(0x25);TFT_WriteData(0x0f);TFT_WriteData(0x0a);TFT_WriteData(0x04);TFT_WriteData(0x02);TFT_WriteData(0x1a);TFT_WriteData(0x05);TFT_WriteData(0x03);TFT_WriteData(0x06);TFT_WriteData(0x01);TFT_WriteData(0x0c);TFT_WriteData(0x0b);TFT_WriteData(0x05)

16、;TFT_WriteData(0x05);TFT_WriteCmd(0x3a);TFT_WriteData(0x05); TFT_WriteCmd(0x36); TFT_WriteData(0xC8);TFT_WriteCmd(0x29);/*函数名：TFT_SetWindow*输 入：xStart, yStart, xEnd, yEnd*输 出：*功 能：设置要操作的窗口。*/ void TFT_SetWindow(uchar xStart, uchar yStart, uchar xEnd, uchar yEnd) TFT_WriteCmd(0x2A); TFT_WriteData(0x0

17、0); TFT_WriteData(xStart); TFT_WriteData(0x00); TFT_WriteData(xEnd); TFT_WriteCmd(0x2b); TFT_WriteData(0x00); TFT_WriteData(yStart); TFT_WriteData(0x00); TFT_WriteData(yEnd); TFT_WriteCmd(0x2c); /*函数名：GUI_Clearcreen*输 入：backColor*输 出：*功 能：清屏并涂上颜色。*/ void TFT_ClearScreen(uint color) uint i, j;TFT_Set

18、Window(0, 0, TFT_XMAX, TFT_YMAX); /作用区域 for(i=0; i<=TFT_XMAX; i+)for (j=0; j<=TFT_YMAX; j+)TFT_WriteData(color);4. driver.h#ifndef _DRIVER_H#define _DRIVER_H#include <reg51.h>/-重定义关键词-/#ifndef uchar#define uchar unsigned char#endif#ifndef uint#define uint unsigned int#endif/-定义使用的IO口-/sb

19、it TFT_RST = P33; /复位sbit TFT_CS = P32; /片选sbit TFT_RS = P27; /数据命令选择端sbit TFT_WR = P26; /读写控制sbit TFT_RD = P25; /读写控制#define TFT_DATAPORTH P1 /放置高8位数据#define TFT_DATAPORTL P0/-定义屏的大小-/#define TFT_XMAX (uchar)175)/设置TFT屏的大小#define TFT_YMAX (uchar)219)/-定义颜色的宏-/#define WHITE 0xFFFF#define BLACK 0x000

20、0#define BLUE 0x001F#define RED 0xF800#define MAGENTA 0xF81F#define GREEN 0x07E0#define CYAN 0x7FFF#define YELLOW 0xFFE0 /定义颜色的宏/- 声明全局函数 -/void TFT_WriteCmd(uint cmd);void TFT_WriteData(uint dat);void TFT_Init(void);void TFT_SetWindow(uchar xStart, uchar yStart, uchar xEnd, uchar yEnd);void TFT_Cle

21、arScreen(uint color);#endif5.gui.h#ifndef _GUI_H_#define _GUI_H_#include"driver.h"#define USE_ASCIIvoid GUI_WriteASCII(uchar x, uchar y, uchar p, uint wordColor, uint backColor);#endif6.charcode.h#ifndef _CHARCODE_H#define _CHARCODE_H#ifdef USE_ASCIIconst unsigned char code ASCII16x241148

22、= /*- 文字: 0 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x00,0x19,0x80,0x30,0xC0,0x30,0xC0,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x30,0xC0,0x30,0xC0,0x19,0x80,0x0F,0x00,0x00,0x00,

23、0x00,0x00,0x00,0x00,/*- 文字: 1 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x06,0x00,0x3E,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x

24、3F,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,/*- 文字: 2 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x00,0x21,0x80,0x40,0xC0,0x60,0xC0,0x60,0xC0,0x00,0xC0,0x01,0x80,0x01,0x80,0x03,0x00,0x04,0x00,0x08,0x00,0x10,0x40,0x20,0x40,0x40

25、,0x40,0x7F,0xC0,0x7F,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,/*- 文字: 3 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1E,0x00,0x23,0x00,0x61,0x80,0x61,0x80,0x61,0x80,0x01,0x80,0x03,0x00,0x0E,0x00,0x01,0x80,0x00,0x80,0x00,0xC0,0x60,0

26、xC0,0x60,0xC0,0x60,0xC0,0x21,0x80,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ,/*- 文字: 4 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x01,0x80,0x03,0x80,0x03,0x80,0x05,0x80,0x09,0x80,0x09,0x80,0x11,0x80,0x21,0x80,0x21,0x80,0x41,0

27、x80,0x7F,0xE0,0x01,0x80,0x01,0x80,0x01,0x80,0x01,0x80,0x07,0xE0,0x00,0x00,0x00,0x00,0x00,0x00, ,/*- 文字: 5 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xC0,0x3F,0xC0,0x20,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x2F,0x00,0x31,0

28、x80,0x20,0xC0,0x00,0xC0,0x00,0xC0,0x60,0xC0,0x60,0xC0,0x41,0x80,0x21,0x80,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ,/*- 文字: 6 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x80,0x18,0xC0,0x30,0xC0,0x30,0x00,0x20,0x00,0x60,0

29、x00,0x67,0x80,0x68,0xC0,0x70,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x20,0x60,0x30,0x40,0x18,0xC0,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ,/*- 文字: 7 -*/*- 宋体18; 此字体下对应的点阵为：宽x高=12x24 -*/*- 宽度不是8的倍数，现调整为：宽度x高度=16x24 -*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0xE0,0x3F,0xE0,0x30,0x40,0x20,0x80,0x20,0x80,0x00,0x80,0x01,0x00,0x01,0x00,0x02,0x00,0x02,0x00,0x02,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x06,0x00,0x00,0x00,0x00,0x00