按下K2的時(shí)候，啟動(dòng)定時(shí)T0，秒表一直再走，數(shù)碼管上顯示不出來跑表的過程，什么原因啊

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ID:115593 發(fā)表于 2016-5-1 10:03 | 只看該作者回帖獎(jiǎng)勵(lì)

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#include "reg52.h"
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long
#define N_key 0    //按鍵沒被按下
#define S_key 1 //  單擊
#define D_key 2 //雙擊
#define L_key 3    //長(zhǎng)安

#define key_state_0 0
#define key_state_1 1
#define key_state_2 2
#define key_state_3 3
sbit key1 = P3^0;
sbit key2 = P3^2;
unsigned char time_10ms_ok = 0;
unsigned char key = 0;
//引腳定義:

數(shù)碼管