#include "reg51.h" #include "intrins.h" #define SEG7 P0 #define Key P3 unsigned char code DIG_CODE[17]={ 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07, 0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71}; void Delayms(unsigned int z); void Count(void); void DigtDisplay(void); void scan_key_f(void); void Scan_key_b