#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?STM32F407開發板
//蜂鳴器驅動代碼	???
//正點原子@ALIENTEK
//技術論壇:www.openedv.com
//創建日期:2014/5/3
//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?2014-2024
//All?rights?reserved									??
//////////////////////////////////////////////////////////////////////////////////?	?

//初始化PF8為輸出口		????
//BEEP?IO初始化
void?BEEP_Init（void）
{????	?
	RCC->AHB1ENR|=1<<5;????		//使能PORTF時鐘?
	GPIO_Set（GPIOFPIN8GPIO_MODE_OUTGPIO_OTYPE_PPGPIO_SPEED_100MGPIO_PUPD_PD）;?//PF8設置下拉
	BEEP=0;						//關閉蜂鳴器	
}

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

?????文件??????91528??2019-07-18?17:42??梯形加減速\梯形加減速.png

?????文件??????53139??2019-07-18?14:27??梯形加減速\梯形加減速.xmind

?????文件????????757??2014-09-20?16:02??梯形加減速\梯形加減速例程\HARDWARE\BEEP\beep.c

?????文件????????676??2014-09-20?16:11??梯形加減速\梯形加減速例程\HARDWARE\BEEP\beep.h

?????文件???????1843??2014-09-21?11:57??梯形加減速\梯形加減速例程\HARDWARE\EXTI\exti.c

?????文件????????655??2014-05-04?17:59??梯形加減速\梯形加減速例程\HARDWARE\EXTI\exti.h

?????文件???????1463??2014-07-09?12:22??梯形加減速\梯形加減速例程\HARDWARE\KEY\key.c

?????文件????????898??2014-07-08?11:30??梯形加減速\梯形加減速例程\HARDWARE\KEY\key.h

?????文件????????789??2014-08-28?13:06??梯形加減速\梯形加減速例程\HARDWARE\LED\led.c

?????文件????????692??2014-05-04?17:58??梯形加減速\梯形加減速例程\HARDWARE\LED\led.h

?????文件????????948??2019-07-15?10:59??梯形加減速\梯形加減速例程\HARDWARE\MY_Trapezoid\Trapezoid.c

?????文件????????818??2019-07-15?10:58??梯形加減速\梯形加減速例程\HARDWARE\MY_Trapezoid\Trapezoid.h

?????文件???????5469??2019-07-18?17:25??梯形加減速\梯形加減速例程\HARDWARE\TIMER\timer.c

?????文件???????1045??2019-07-14?19:14??梯形加減速\梯形加減速例程\HARDWARE\TIMER\timer.h

?????文件???????2215??2014-05-04?18:07??梯形加減速\梯形加減速例程\HARDWARE\WDG\wdg.c

?????文件????????849??2014-05-04?18:07??梯形加減速\梯形加減速例程\HARDWARE\WDG\wdg.h

?????文件????????399??2011-05-09?18:17??梯形加減速\梯形加減速例程\keilkill.bat

?????文件?????266700??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\delay.crf

?????文件????????469??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\delay.d

?????文件?????288556??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\delay.o

?????文件?????????19??2019-07-18?18:46??梯形加減速\梯形加減速例程\OBJ\ExtDll.iex

?????文件?????265954??2019-07-18?18:12??梯形加減速\梯形加減速例程\OBJ\led.crf

?????文件????????445??2019-07-18?18:12??梯形加減速\梯形加減速例程\OBJ\led.d

?????文件?????283144??2019-07-18?18:12??梯形加減速\梯形加減速例程\OBJ\led.o

?????文件?????????59??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\startup_stm32f40_41xxx.d

?????文件??????75577??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\startup_stm32f40_41xxx.lst

?????文件???????8036??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\startup_stm32f40_41xxx.o

?????文件?????268540??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\sys.crf

?????文件????????406??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\sys.d

?????文件?????298736??2019-07-18?18:11??梯形加減速\梯形加減速例程\OBJ\sys.o

............此處省略62個文件信息