单片机码表的驱动程序

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#include <reg52.h>#include "./delay/delay.h"#define SEGPORT P0sbit start = P1^0;sbit end = P1^1;sbit seg_select = P2^1;        sbit bit_select = P2^0;          unsigned char flag = 1;unsigned char duanma[10] = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};               unsigned char weima[8] = {0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f}; unsigned char TempData[8];unsigned char shi = 0, fen = 0, miao = 0;void display(){  static unsigned char i = 0;  SEGPORT = 0x0;  seg_select = 1;  seg_select = 0;    SEGPORT = 0xff;  bit_select = 1;  bit_select = 0;  SEGPORT = TempData[i];  seg_select = 1;  seg_select = 0;    SEGPORT = weima[i];  bit_select = 1;  bit_select = 0;  i++;  if(8 == i){i = 0;    }  }void time0_init(void){  EA = 1;               TMOD |= 0x01;  TH0 = (65536 - 2000) / 256;  TL0 = (65536 - 2000) % 256;     ET0 = 1;             TR0 = 1;   }void time0_isr() interrupt 1{static unsigned char i = 0;    TH0 = (65536 - 200) / 256;  TL0 = (65536 - 200) % 256;      i++;  if(flag){if(50 == i){i = 0;miao++;if(60 == miao){ miao = 0;fen++;if(60 == fen){fen = 0;shi++;if(24 == shi){shi = 0;}}}}}TempData[0] = duanma[shi / 10];TempData[1] = duanma[shi % 10];TempData[2] = 0x40;TempData[3] = duanma[fen / 10];TempData[4] = duanma[fen % 10];TempData[5] = 0x40;TempData[6] = duanma[miao / 10];TempData[7] = duanma[miao % 10];}void time1_init(void){    EA = 1;                                 TMOD |= 0x10;                          TH1 = (65536 - 2000) / 256;  TL1 = (65536 - 2000) % 256;            ET1 = 1;                              TR1 = 1;                              }void time1_isr() interrupt 3             {    TH1 = (65536 - 2000) / 256;  TL1 = (65536 - 2000) % 256;       display();}                void main(){  time1_init();time0_init();    while(1){  if(0 == start){  while(!start);    //È¥¶¶¶¯delay_ms(10);while(!start);if(0 == flag){flag = 1;}else{flag = 0;}}if(0 == end){while(!end);         //È¥¶¶¶¯delay_ms(10);while(!end);shi = 0;fen = 0;miao = 0;}}}/*****delay.c***********/void delay_us(unsigned char t){while(--t);}void delay_ms(unsigned char t){while(t--){delay_us(245);delay_us(245);}}void delay_s(unsigned char t){    while(t--){        delay_ms(200);delay_ms(200);  delay_ms(200);delay_ms(200);  delay_ms(200);}}/****delay.h*******/#ifndef _DELAY_H_#define _DELAY_H_extern void delay_us(unsigned char t);extern void delay_ms(unsigned char t);extern void delay_s(unsigned char t);#endif
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