#include
#include?
#include

typedef?unsigned?char?u8;

#define?MATRIX_PORT		P0
#define?KEY_PORT		P1		//?矩陣按鍵接在P1端口
#define?KEY_POR		P3		//?獨(dú)立按鍵接在P3.0-P3.3
#define?LED_PORT		P2		//?LED接在P2端口

sbit?SCK?=?P3^6;?			//?SCK上升沿移位
sbit?RCK?=?P3^5;			//?RCK上升沿串行輸出寄存器鎖存
sbit?SER?=?P3^4;?			//?SER引腳送字節(jié)數(shù)據(jù)進(jìn)去
sbit?gBuz?=?P1^5;			//?P1.5通過ULN2003放大功率后驅(qū)動BUZZER
sbit?gA?=?P2^2;					//?38譯碼器輸入口A
sbit?gB?=?P2^3;					//?38譯碼器輸入口B
sbit?gC?=?P2^4;					//?38譯碼器輸入口C
sbit?con_j?=?P1^0;

unsigned?char?code?gDuanMa[16]={0x3f0x060x5b0x4f0x660x6d0x7d0x07
					0x7f0x6f0x770x7c0x390x5e0x790x71};

void?Hc595（u8?dat）;
void?DiShu（u8?a）;
void?delay1s（void）;
char?sui_ji（void）;
void?delay10ms（void）;
u8?KeyScan（void）;
void?Da（u8?x）;
void?BuzzerOnOff（voi