# 错误操作,此提交无法运行
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@ -25,8 +25,7 @@ Timer3_Init (void) // 10毫秒@30.000MHz
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void
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Timer3_Isr (void) interrupt 19
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{
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time3_cnt++;
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if (time3_cnt >= 100)
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if (++time3_cnt >= 100)
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{
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uptime++;
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time3_cnt = 0;
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@ -38,6 +37,12 @@ GetUpTime (void)
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{
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return uptime;
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}
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// 获取系统时间(单位:毫秒)
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uint32_t
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GetUpTime_10Ms (void)
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{
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return uptime*100+time3_cnt;
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}
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// 定时器4
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u8 Timer4_OF = 0; // 定时器4溢出标志
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@ -13,6 +13,7 @@ void Timer_Init (void);
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// Timer3 用于记录系统运行时间
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void Timer3_Init (void);
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uint32_t GetUpTime (void);
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uint32_t GetUpTime_10Ms (void);
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// Timer4 用于短时间延时
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void Timer4_Init (void);
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