基于单片机的定时器的设计与实现 - 毕业设计

}

}

Flag_Button = 0;

/*------------------------刷新时间扫描处理------------------------*/ while(Flag_ShowTime) {

Flag_ShowTime = 0;

if((Function_State == State_Clock) | (Function_State == State_AdjustAlarmHour) | (Function_State == State_AdjustAlarmMinute) ) { }

switch(Function_State) {

RealtimeClock_ShowCurrentTime();

case State_AdjustAlarmHour: LCD1602_SetCursorPosition(1,1);

break;

case State_AdjustAlarmMinute: LCD1602_SetCursorPosition(4,1);

break;

}

/*------------------------闹钟开关扫描处理------------------------*/ while(Flag_Alarm) {

Flag_Alarm = 0;

if((CurrentTime[2] == AlarmHour)&&(CurrentTime[1] == AlarmMinute)) {

if(Flag_ManualOperation) { }

Flag_ShowTime = 0;

default:break;

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}

}

}

}

}

Flag_buzzer = 1;//置位闹钟提示标志变量

else { }

Flag_buzzer = 0;//置位闹钟提示标志变量

else if((CurrentTime[0] == 0x00)&&(CurrentTime[1] == 0x00)) { }

else if((CurrentTime[0] >= 0x01)&&(CurrentTime[1] == 0x00)) { } else { }

Flag_Alarm = 0;

Flag_buzzer = 0;//清零闹钟提示标志变量 BuzzePhone_Switch(0);//关闭蜂鸣器 BuzzePhone_Switch(0);//关闭蜂鸣器

BuzzePhone_Switch(1);//打开蜂鸣器

while(Flag_buzzer) { }

Flag_buzzer = 0;//清零闹钟提示标志变量 BuzzePhone_Tick(4,800);//闹钟3下提示声 Flag_buzzer = 0;//清零闹钟提示标志变量

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