#include?“beep.h“

//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????????276??2015-08-12?09:31??QRENCODE_STM32F103ZET6\HARDWARE\BEEP\beep.c

?????文件????????210??2015-08-12?09:31??QRENCODE_STM32F103ZET6\HARDWARE\BEEP\beep.h

?????文件???????1407??2015-08-12?09:31??QRENCODE_STM32F103ZET6\HARDWARE\EXTI\exti.c

?????文件????????172??2015-08-12?09:33??QRENCODE_STM32F103ZET6\HARDWARE\EXTI\exti.h

?????文件???????4150??2015-08-21?15:19??QRENCODE_STM32F103ZET6\HARDWARE\FUNCTION\function.c

?????文件????????805??2015-07-24?11:14??QRENCODE_STM32F103ZET6\HARDWARE\FUNCTION\function.h

?????文件???????1008??2015-08-12?09:31??QRENCODE_STM32F103ZET6\HARDWARE\KEY\key.c

?????文件????????348??2015-08-12?09:31??QRENCODE_STM32F103ZET6\HARDWARE\KEY\key.h

?????文件??????16156??2012-08-02?00:02??QRENCODE_STM32F103ZET6\HARDWARE\LCD\FONT.H

?????文件??????47129??2015-08-12?09:36??QRENCODE_STM32F103ZET6\HARDWARE\LCD\ILI93xx.c

?????文件???????7044??2015-08-12?09:36??QRENCODE_STM32F103ZET6\HARDWARE\LCD\lcd.h

?????文件????????464??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\LED\led.c

?????文件????????217??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\LED\led.h

?????文件???????3706??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\TIMER\timer.c

?????文件????????323??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\TIMER\timer.h

?????文件???????3713??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\TPAD\tpad.c

?????文件????????447??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\TPAD\tpad.h

?????文件???????1590??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\WDG\wdg.c

?????文件????????246??2015-08-12?09:37??QRENCODE_STM32F103ZET6\HARDWARE\WDG\wdg.h

?????文件?????199610??2015-08-12?14:59??QRENCODE_STM32F103ZET6\JlinkLog.txt

?????文件????????671??2015-08-12?09:22??QRENCODE_STM32F103ZET6\JlinkSettings.ini

?????文件?????195886??2015-11-18?11:51??QRENCODE_STM32F103ZET6\Listings\qrencode.map

?????文件??????51632??2015-11-18?11:09??QRENCODE_STM32F103ZET6\Listings\startup_stm32f10x_hd.lst

?????文件??????42769??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\beep.crf

?????文件????????629??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\beep.d

?????文件??????46832??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\beep.o

?????文件??????13000??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\bitstream.crf

?????文件????????305??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\bitstream.d

?????文件??????26820??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\bitstream.o

?????文件??????43096??2015-11-18?11:09??QRENCODE_STM32F103ZET6\objects\delay.crf

............此處省略133個文件信息