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資源簡介

核心板STM32F1，通過超聲波模塊測障礙物距離（定時器），OLED時時顯示所測得距離值，同時增加了蜂鳴器短距報警，通過設定距離閾值，當小于其時，蜂鳴器“滴滴滴”報警，且距離越小，報警頻率越快

資源截圖

代碼片段和文件信息 

/**************************************************************************//**
?*?@file?????core_cm3.c
?*?@brief????CMSIS?Cortex-M3?Core?Peripheral?Access?layer?Source?File
?*?@version??V1.30
?*?@date?????30.?October?2009
?*
?*?@note
?*?Copyright?（C）?2009?ARM?Limited.?All?rights?reserved.
?*
?*?@par
?*?ARM?Limited?（ARM）?is?supplying?this?software?for?use?with?Cortex-M?
?*?processor?based?microcontrollers.??This?file?can?be?freely?distributed?
?*?within?development?tools?that?are?supporting?such?ARM?based?processors.?
?*
?*?@par
?*?THIS?SOFTWARE?IS?PROVIDED?“AS?IS“.??NO?WARRANTIES?WHETHER?EXPRESS?IMPLIED
?*?OR?STATUTORY?INCLUDING?BUT?NOT?LIMITED?TO?IMPLIED?WARRANTIES?OF
?*?MERCHANTABILITY?AND?FITNESS?FOR?A?PARTICULAR?PURPOSE?APPLY?TO?THIS?SOFTWARE.
?*?ARM?SHALL?NOT?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-01-15?20:56??STM32超聲波測距顯示報警\
?????目錄???????????0??2018-01-15?20:56??STM32超聲波測距顯示報警\CORE\
?????文件???????17273??2010-06-07?10:25??STM32超聲波測距顯示報警\CORE\core_cm3.c
?????文件???????85714??2011-02-09?14:59??STM32超聲波測距顯示報警\CORE\core_cm3.h
?????文件????????2617??2011-04-16?15:23??STM32超聲波測距顯示報警\CORE\os_cpu_a.s
?????文件???????12762??2010-10-18?20:09??STM32超聲波測距顯示報警\CORE\startup.s
?????文件???????15503??2011-03-10?10:52??STM32超聲波測距顯示報警\CORE\startup_stm32f10x_hd.s
?????文件???????12765??2011-03-10?10:52??STM32超聲波測距顯示報警\CORE\startup_stm32f10x_md.s
?????文件??????628239??2010-12-08?11:36??STM32超聲波測距顯示報警\CORE\stm32f10x.h
?????文件???????30512??2011-04-15?16:08??STM32超聲波測距顯示報警\CORE\sysinit.c
?????文件????????1440??2010-12-08?10:46??STM32超聲波測距顯示報警\CORE\sysinit.h
?????目錄???????????0??2018-01-15?20:56??STM32超聲波測距顯示報警\HARDWARE\
?????目錄???????????0??2018-01-15?22:31??STM32超聲波測距顯示報警\HARDWARE\EXTI\
?????文件????????1606??2014-06-02?20:08??STM32超聲波測距顯示報警\HARDWARE\EXTI\exti.c
?????文件?????????132??2018-01-15?22:31??STM32超聲波測距顯示報警\HARDWARE\EXTI\exti.h
?????目錄???????????0??2018-01-15?20:56??STM32超聲波測距顯示報警\HARDWARE\KEY\
?????文件????????1261??2014-01-13?09:12??STM32超聲波測距顯示報警\HARDWARE\KEY\key.c
?????文件????????1073??2011-09-09?00:04??STM32超聲波測距顯示報警\HARDWARE\KEY\key.h
?????目錄???????????0??2018-01-15?20:56??STM32超聲波測距顯示報警\HARDWARE\LED\
?????文件?????????917??2016-10-30?20:40??STM32超聲波測距顯示報警\HARDWARE\LED\led.c
?????文件?????????265??2016-10-30?20:40??STM32超聲波測距顯示報警\HARDWARE\LED\led.h
?????目錄???????????0??2018-01-15?22:30??STM32超聲波測距顯示報警\HARDWARE\OLED\
?????文件????????9143??2018-01-15?22:30??STM32超聲波測距顯示報警\HARDWARE\OLED\OLED_I2C.c
?????文件?????????962??2016-10-30?11:40??STM32超聲波測距顯示報警\HARDWARE\OLED\OLED_I2C.h
?????文件???????19905??2014-04-09?09:55??STM32超聲波測距顯示報警\HARDWARE\OLED\codetab.h
?????目錄???????????0??2018-01-15?22:30??STM32超聲波測距顯示報警\HARDWARE\PWM\
?????文件????????1913??2018-01-15?22:30??STM32超聲波測距顯示報警\HARDWARE\PWM\pwm.c
?????文件?????????106??2014-03-21?12:46??STM32超聲波測距顯示報警\HARDWARE\PWM\pwm.h
?????目錄???????????0??2018-01-15?20:56??STM32超聲波測距顯示報警\HARDWARE\TIMER\
?????文件????????1710??2016-10-30?20:19??STM32超聲波測距顯示報警\HARDWARE\TIMER\timer.c
?????文件?????????566??2012-03-08?00:58??STM32超聲波測距顯示報警\HARDWARE\TIMER\timer.h
............此處省略349個文件信息

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