#include?“beep.h“
//////////////////////////////////////////////////////////////////////////////////	?
//本程序只供學習使用，未經作者許可，不得用于其它任何用途
//ALIENTEK戰艦STM32開發板
//蜂鳴器驅動代碼	???
//正點原子@ALIENTEK
//技術論壇:www.openedv.com
//修改日期:2012/9/2
//版本：V1.0
//版權所有，盜版必究。
//Copyright（C）?廣州市星翼電子科技有限公司?2009-2019
//All?rights?reserved									??
//////////////////////////////////////////////////////////////////////////////////?	???

//初始化PB8為輸出口.并使能這個口的時鐘		????
//蜂鳴器初始化
void?BEEP_Init（void）
{
	RCC->APB2ENR|=1<<3;????	//使能PORTB時鐘	???	??
	GPIOB->CRH&=0XFFFFFFF0;?
	GPIOB->CRH|=0X00000003;	//PB.8?推挽輸出????
	BEEP=0;					//關閉蜂鳴器輸出
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????753??2012-09-02?23:04??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\BEEP\beep.c

?????文件????????681??2012-09-02?23:02??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\BEEP\beep.h

?????文件???????1925??2013-11-20?11:02??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\EXTI\exti.c

?????文件????????646??2012-09-03?16:59??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\EXTI\exti.h

?????文件???????1501??2012-09-03?11:24??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\KEY\key.c

?????文件????????825??2012-09-03?11:24??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\KEY\key.h

?????文件??????16156??2012-08-02?00:02??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\LCD\FONT.H

?????文件??????80145??2014-02-12?12:28??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\LCD\ILI93xx.c

?????文件???????9283??2014-02-12?12:29??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\LCD\lcd.h

?????文件????????934??2012-09-02?22:09??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\LED\led.c

?????文件????????685??2012-09-02?22:09??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\LED\led.h

?????文件???????6975??2012-09-05?11:09??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\OLED\oled.c

?????文件???????1615??2012-09-05?11:06??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\OLED\oled.h

?????文件??????16174??2012-08-02?00:05??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\OLED\oledfont.h

?????文件???????7792??2014-03-20?21:53??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\RTC\rtc.c

?????文件???????1406??2014-03-20?21:52??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\RTC\rtc.h

?????文件???????4441??2013-10-30?22:48??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\TIMER\timer.c

?????文件???????1066??2012-09-04?19:10??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\TIMER\timer.h

?????文件???????4229??2012-09-05?10:41??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\TPAD\tpad.c

?????文件????????918??2012-09-05?10:41??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\TPAD\tpad.h

?????文件???????2191??2013-10-30?22:31??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\WDG\wdg.c

?????文件????????851??2012-09-04?12:33??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\WDG\wdg.h

?????文件???????1926??2013-11-20?11:02??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\WKUP\wkup.c

?????文件????????755??2012-09-07?17:40??戰艦板??RTC鬧鐘喚醒實驗\HARDWARE\WKUP\wkup.h

?????文件????????399??2011-05-09?18:17??戰艦板??RTC鬧鐘喚醒實驗\keilkill.bat

?????文件?????234706??2018-09-20?09:22??戰艦板??RTC鬧鐘喚醒實驗\OBJ\beep.crf

?????文件????????447??2018-09-20?09:22??戰艦板??RTC鬧鐘喚醒實驗\OBJ\beep.d

?????文件?????249060??2018-09-20?09:22??戰艦板??RTC鬧鐘喚醒實驗\OBJ\beep.o

?????文件?????235355??2018-09-20?09:22??戰艦板??RTC鬧鐘喚醒實驗\OBJ\delay.crf

?????文件????????456??2018-09-20?09:22??戰艦板??RTC鬧鐘喚醒實驗\OBJ\delay.d

............此處省略111個文件信息