#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
-----------?---------??----------?-----??----
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\BEEP\
?????文件?????????753??2012-09-02?23:04??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\BEEP\beep.c
?????文件?????????681??2012-09-02?23:02??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\BEEP\beep.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\EXTI\
?????文件????????1898??2013-10-30?22:31??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\EXTI\exti.c
?????文件?????????646??2012-09-03?16:59??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\EXTI\exti.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\HC05\
?????文件????????3952??2013-02-23?11:47??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\HC05\hc05.c
?????文件?????????797??2013-02-22?20:11??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\HC05\hc05.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\KEY\
?????文件????????1501??2012-09-03?11:24??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\KEY\key.c
?????文件?????????825??2012-09-03?11:24??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\KEY\key.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LCD\
?????文件???????16156??2012-08-02?00:02??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LCD\FONT.H
?????文件???????65479??2013-11-21?14:25??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LCD\ILI93xx.c
?????文件????????9206??2013-11-21?14:26??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LCD\LCD.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LED\
?????文件?????????934??2012-09-02?22:09??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LED\led.c
?????文件?????????685??2012-09-02?22:09??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\LED\led.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\OLED\
?????文件????????6975??2012-09-05?11:09??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\OLED\oled.c
?????文件????????1615??2012-09-05?11:07??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\OLED\oled.h
?????文件???????16174??2012-08-02?00:05??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\OLED\oledfont.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\TIMER\
?????文件????????4441??2013-10-30?22:48??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\TIMER\timer.c
?????文件????????1066??2012-09-04?19:10??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\TIMER\timer.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\TPAD\
?????文件????????4229??2012-09-05?10:41??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\TPAD\tpad.c
?????文件?????????918??2012-09-05?10:41??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\TPAD\tpad.h
?????目錄???????????0??2014-12-21?17:50??擴展實驗1?ATK-HC05藍牙串口模塊實驗\HARDWARE\USART2\
............此處省略36個文件信息