时钟程序 51单片机 时间可设定

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1、/* 时钟 设置按键由P2.3口输入 加1按键由P2.2口输入*/#include #define u8 unsigned char#define uchar unsigned char#define u16 unsigned int#define uint unsigned intsbit SCLK=P14;sbit SDIN=P15;sbit DC=P16;sbit SCE=P17;void Wr_LCD_byte(u8 dat,u8 cmd);void Set_LCD_XY(u8 X,u8 Y);void Clr_LCD(void);void Wr_LCD_chr(u8 col,u8 r

2、ow,u8 ch);void LCD_Init(void);void delayms(unsigned int m);uchar keyscan(void);unsigned char code chr= 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ,/ 0 0x00, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F ,/ 1 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E ,/ 0 2 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00 ,/ 1 3 0x00, 0x42, 0x61, 0x51, 0x49, 0x4

3、6 ,/ 2 4 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31 ,/ 3 5 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10 ,/ 4 6 0x00, 0x27, 0x45, 0x45, 0x45, 0x39 ,/ 5 7 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30 ,/ 6 8 0x00, 0x01, 0x71, 0x09, 0x05, 0x03 ,/ 7 9 0x00, 0x36, 0x49, 0x49, 0x49, 0x36 ,/ 8 10 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E ,/

4、9 11 0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C ,/ A 12 0x00, 0x7F, 0x49, 0x49, 0x49, 0x36 ,/ B 13 0x00, 0x3E, 0x41, 0x41, 0x41, 0x22 ,/ C 14 0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C ,/ D 15 0x00, 0x7F, 0x49, 0x49, 0x49, 0x41 ,/ E 16 0x00, 0x7F, 0x09, 0x09, 0x09, 0x01 ,/ F 17 0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A ,/

5、 G 18 0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F ,/ H 19 0x00, 0x00, 0x41, 0x7F, 0x41, 0x00 ,/ I 20 0x00, 0x20, 0x40, 0x41, 0x3F, 0x01 ,/ J 21 0x00, 0x7F, 0x08, 0x14, 0x22, 0x41 ,/ K 22 0x00, 0x7F, 0x40, 0x40, 0x40, 0x40 ,/ L 23 0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F ,/ M 24 0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F ,

6、/ N 25 0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E ,/ O 26 0x00, 0x7F, 0x09, 0x09, 0x09, 0x06 ,/ P 27 0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E ,/ Q 28 0x00, 0x7F, 0x09, 0x19, 0x29, 0x46 ,/ R 29 0x00, 0x46, 0x49, 0x49, 0x49, 0x31 ,/ S 30 0x00, 0x01, 0x01, 0x7F, 0x01, 0x01 ,/ T 31 0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F

7、,/ U 32 0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F ,/ V 33 0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F ,/ W 34 0x00, 0x63, 0x14, 0x08, 0x14, 0x63 ,/ X 35 0x00, 0x07, 0x08, 0x70, 0x08, 0x07 ,/ Y 36 0x00, 0x61, 0x51, 0x49, 0x45, 0x43 ,/ Z 37 0x00, 0x20, 0x54, 0x54, 0x54, 0x78 ,/ a 38 0x00, 0x7F, 0x48, 0x44, 0x44, 0x38

8、 ,/ b 39 0x00, 0x38, 0x44, 0x44, 0x44, 0x20 ,/ c 40 0x00, 0x38, 0x44, 0x44, 0x48, 0x7F ,/ d 41 0x00, 0x38, 0x54, 0x54, 0x54, 0x18 ,/ e 42 0x00, 0x08, 0x7E, 0x09, 0x01, 0x02 ,/ f 43 0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C ,/ g 44 0x00, 0x7F, 0x08, 0x04, 0x04, 0x78 ,/ h 45 0x00, 0x00, 0x44, 0x7D, 0x40, 0x0

9、0 ,/ i 46 0x00, 0x40, 0x80, 0x84, 0x7D, 0x00 ,/ j 47 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00 ,/ k 48 0x00, 0x00, 0x41, 0x7F, 0x40, 0x00 ,/ l 49 0x00, 0x7C, 0x04, 0x18, 0x04, 0x78 ,/ m 50 0x00, 0x7C, 0x08, 0x04, 0x04, 0x78 ,/ n 51 0x00, 0x38, 0x44, 0x44, 0x44, 0x38 ,/ o 52 0x00, 0xFC, 0x24, 0x24, 0x24, 0x

10、18 ,/ p 53 0x00, 0x18, 0x24, 0x24, 0x18, 0xFC ,/ q 54 0x00, 0x7C, 0x08, 0x04, 0x04, 0x08 ,/ r 55 0x00, 0x48, 0x54, 0x54, 0x54, 0x20 ,/ s 56 0x00, 0x04, 0x3F, 0x44, 0x40, 0x20 ,/ t 57 0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C ,/ u 58 0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C ,/ v 59 0x00, 0x3C, 0x40, 0x30, 0x40, 0

11、x3C ,/ w 60 0x00, 0x44, 0x28, 0x10, 0x28, 0x44 ,/ x 61 0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C ,/ y 62 0x00, 0x44, 0x64, 0x54, 0x4C, 0x44 ,/ z 63 0x00, 0x00, 0x60, 0x60, 0x00, 0x00 ,/ . 64 0x00, 0x00, 0x36, 0x36, 0x00, 0x00 ,/ : 65 0x00, 0x00, 0x41, 0x22, 0x14, 0x08 ,/ 66 0x00, 0x00, 0x00, 0x2f, 0x00, 0x

12、00 ,/ ! 67 0x00, 0x00, 0x07, 0x00, 0x07, 0x00 ,/ 68 0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14 ,/ # 69 0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12 ,/ $ 70 0x00, 0x62, 0x64, 0x08, 0x13, 0x23 ,/ % 71 0x00, 0x36, 0x49, 0x55, 0x22, 0x50 ,/ & 72 0x00, 0x00, 0x05, 0x03, 0x00, 0x00 ,/ 73 0x00, 0x00, 0x1c, 0x22, 0x41, 0x00

13、,/ ( 74 0x00, 0x00, 0x41, 0x22, 0x1c, 0x00 ,/ ) 75 0x00, 0x14, 0x08, 0x3E, 0x08, 0x14 ,/ * 76 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08 ,/ + 77 0x00, 0x00, 0x00, 0xA0, 0x60, 0x00 ,/ , 78 0x00, 0x08, 0x08, 0x08, 0x08, 0x08 ,/ - 79 0x00, 0x40, 0x40, 0x40, 0x40, 0x40 ,/ _ 80 0x00, 0x20, 0x10, 0x08, 0x04, 0x02

14、 ,/ / 81 0x00, 0x00, 0x7F, 0x41, 0x41, 0x00 ,/ 82 0x00, 0x00, 0x41, 0x41, 0x7F, 0x00 ,/ 82 0x00, 0x04, 0x02, 0x01, 0x02, 0x04 ,/ 84;/*-wr_LCD_byte:通过SPI端口向LCD5110写入数据 输入参数：dat（byte）：写入的数据 cmd（0、1）：指令0，数据1-*/void Wr_LCD_byte(u8 dat,u8 cmd)unsigned char i; SCE=0; DC=cmd; for(i=0;i8;i+) if(dat&0x80)SDI

15、N=1; elseSDIN=0; dat=dat1; SCLK=0; SCLK=1; DC=1; SCE=1; SDIN=1;/*-set_LCD_XY:设置光标位置输入参数：X（0-83）、Y（0-5） -*/void Set_LCD_XY(u8 X,u8 Y) Wr_LCD_byte(0x40|Y,0); Wr_LCD_byte(0x80|X,0);/*-clr_LCD: LCD5110清屏-*/void Clr_LCD(void) unsigned char c,r; Set_LCD_XY(0,0); for(r=0;r6;r+) for(c=0;c84;c+) Wr_LCD_byte(

16、0x00,1); /*-wr_LCD_chr:显示8*16大小的半角字符输入函数：col(0- 9):显示位置 - 列 row(0- 5):显示位置 - 行 ch:(0-39):字符位置（位于数组chr中） -*/void Wr_LCD_chr(u8 col,u8 row,u8 ch) unsigned char i; Set_LCD_XY(col*6,row); for(i=0;i6;i+) Wr_LCD_byte(chrch*6+i,1); /*-LCD_init: LCD5110初始化-*/void LCD_Init(void)Wr_LCD_byte(0x21,0);/初始化LCD,功能

17、设定使用扩充指令Wr_LCD_byte(0xc8,0);/设定液晶偏置电压Wr_LCD_byte(0x20,0);/使用基本指令 Wr_LCD_byte(0x0C,0);/设定显示模式，正常显示void delayms(unsigned int m) /延时程序 unsigned int i; while(-m) for(i=0;i 23) hour %= 10; break; case 6: /小时个位处 hourH = hour/10; hourL = hour%10; hourL+; if (2 = hourH) if (4=hourL) hourL = 0; else if (10=h

18、ourL) hourL = 0; hour = hourH*10 + hourL; break; case 8: /分钟十位处 minute += 10; if (minute 59) minute %= 10; break; case 9: /分钟个位处 minuteH = minute/10; minuteL = minute%10; minuteL+; if (10=minuteL) minuteL = 0; minute = minuteH*10 + minuteL; break; default: break; break; case NONE: LED1 = 0; break; c

19、ase MENUCTRL: LED0 = 0; break; default: break; screenrow5 = hour/10 + 2; /更新小时显示内容 screenrow6 = hour%10 + 2; screenrow8 = minute/10 + 2; /更新分钟显示内容 screenrow9 = minute%10 + 2; while (!(0xFF=ctrl) /等待按键释放 ctrl = P2;void main()uchar r,c;Init_Timer1(); /初始化定时器1EX0 = 1; /开外部中断0IT0 = 0; /设置低电平可引起外部中断0LCD_

20、Init(); /LCD初始化Clr_LCD(); /LCD清屏screenrow0 = 31; /Tscreenrow1 = 46; /iscreenrow2 = 50; /mscreenrow3 = 42; /escreenrow7 = 65; /:screenrow10 = 65; /:screenrow5 = hour/10 + 2; /计算小时显示的内容 screenrow6 = hour%10 + 2; screenrow8 = minute/10 + 2; /计算分钟显示的内容 screenrow9 = minute%10 + 2;screenrow11 = second/10

21、+ 2; /计算秒显示的内容screenrow12 = second%10 + 2;while(1)if (0=setupFlag) /不处于设置状态 for(r=0; r6; r+) /6行 for(c=0; c14; c+) /14列 /:闪烁 if (r=row)&(7=c)|(10=c) /0.5秒闪烁一次 if (time1Counter 10) Wr_LCD_chr(c,row,65); /: continue; else Wr_LCD_chr(c,row,0); /显示为空 continue; /正常显示屏幕其他内容 Wr_LCD_chr(c,r,screenrc); elsefor(r=0; r6; r+) /6行 for(c=0; c14; c+) /14列 dpyCounter +; if (r=row)&(c=col) /在光标处,闪烁 if (dpyCounter= 4000) dpyCounter = 0; continue; /非光标处，正常显示内容 Wr_LCD_chr(c,r,screenrc);