SHUZIZHONG显示电路
源程序如下：
#include <reg51.h>
#include <intrins.h>
unsigned char data dis_digit;
unsigned char code dis_code[]={ 0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
unsigned char data dis_buf[16];
unsigned char data dis_index;
char hour,min,sec,wang,year,mouth,day;
unsigned char sec100;
