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硬件:STM32F103、485接口。功能:485收發(fā)數(shù)據(jù)。流程:主程序中通過(guò)485發(fā)送數(shù)據(jù),開啟串口接收中斷和空閑中斷。 每接收到一個(gè)字節(jié)的數(shù)據(jù)產(chǎn)生串口接收中斷,在接收中斷中用數(shù)組保存接收到的數(shù)據(jù)。每接收到一幀數(shù)據(jù)產(chǎn)生空閑中斷,在空閑中斷中將保存的數(shù)據(jù)發(fā)送出去(我是發(fā)送到串口調(diào)試助手顯示)實(shí)驗(yàn)操作:下載程序,串口調(diào)試助手會(huì)顯示預(yù)先用數(shù)組保存好的發(fā)送數(shù)據(jù),而后通過(guò)串口調(diào)試助手上發(fā)送一串?dāng)?shù)據(jù),程序會(huì)接收該串?dāng)?shù)據(jù)。 嗯。。。為了檢測(cè)程序接收到的數(shù)據(jù)是否正確,我又把數(shù)據(jù)發(fā)到串口調(diào)試助手顯示以判斷接收是否正常。。。。講的這么詳細(xì)了 我覺(jué)得貌似可以不用下載了。。。

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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?IN?ANY?CIRCUMSTANCES?BE?LIABLE?FOR?SPECIAL?INCIDENTAL?OR
?*?CONSEQUENTIAL?DAMAGES?FOR?ANY?REASON?WHATSOEVER.
?*
?******************************************************************************/

#include?

/*?define?compiler?specific?symbols?*/
#if?defined?(?__CC_ARM???)
??#define?__ASM????????????__asm??????????????????????????????????????/*!??#define?__INLINE?????????__inline???????????????????????????????????/*!
#elif?defined?(?__ICCARM__?)
??#define?__ASM???????????__asm???????????????????????????????????????/*!??#define?__INLINE????????inline??????????????????????????????????????/*!
#elif?defined???(??__GNUC__??)
??#define?__ASM????????????__asm??????????????????????????????????????/*!??#define?__INLINE?????????inline?????????????????????????????????????/*!
#elif?defined???(??__TASKING__??)
??#define?__ASM????????????__asm??????????????????????????????????????/*!??#define?__INLINE?????????inline?????????????????????????????????????/*!
#endif


/*?###################??Compiler?specific?Intrinsics??###########################?*/

#if?defined?(?__CC_ARM???)?/*------------------RealView?Compiler?-----------------*/
/*?ARM?armcc?specific?functions?*/

/**
?*?@brief??Return?the?Process?Stack?Pointer
?*
?*?@return?ProcessStackPointer
?*
?*?Return?the?actual?process?stack?pointer
?*/
__ASM?uint32_t?__get_PSP(void)
{
??mrs?r0?psp
??bx?lr
}

/**
?*?@brief??Set?the?Process?Stack?Pointer
?*
?*?@param??topOfProcStack??Process?Stack?Pointer
?*
?*?Assign?the?value?ProcessStackPointer?to?the?MSP?
?*?(process?stack?pointer)?Cortex?processor?register
?*/
__ASM?void?__set_PSP(uint32_t?topOfProcStack)
{
??msr?psp?r0
??bx?lr
}

/**
?*?@brief??Return?the?Main?Stack?Pointer
?*
?*?@return?Main?Stack?Pointer
?*
?*?Return?the?curren

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????851??2019-05-28?09:42??485-TXOK_RXOK-best\Doc\readme.txt

?????文件????????401??2016-09-01?09:45??485-TXOK_RXOK-best\keilkill.bat

?????文件??????17273??2010-06-07?10:25??485-TXOK_RXOK-best\Libraries\CMSIS\core_cm3.c

?????文件??????85714??2011-02-09?14:59??485-TXOK_RXOK-best\Libraries\CMSIS\core_cm3.h

?????文件??????15766??2011-03-10?10:52??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_cl.s

?????文件??????15503??2011-03-10?10:52??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_hd.s

?????文件??????15692??2011-03-10?10:52??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_hd_vl.s

?????文件??????12376??2011-03-10?10:52??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_ld.s

?????文件??????13656??2011-03-10?10:52??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_ld_vl.s

?????文件??????12765??2011-03-10?10:52??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_md.s

?????文件??????14073??2011-03-10?10:51??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_md_vl.s

?????文件??????15955??2011-03-10?10:51??485-TXOK_RXOK-best\Libraries\CMSIS\startup\startup_stm32f10x_xl.s

?????文件?????633941??2011-03-10?10:51??485-TXOK_RXOK-best\Libraries\CMSIS\stm32f10x.h

?????文件??????36557??2011-03-10?10:51??485-TXOK_RXOK-best\Libraries\CMSIS\system_stm32f10x.c

?????文件???????2085??2011-03-10?10:51??485-TXOK_RXOK-best\Libraries\CMSIS\system_stm32f10x.h

?????文件?????????20??2019-05-27?16:40??485-TXOK_RXOK-best\Libraries\readme.txt

?????文件???????8982??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\misc.h

?????文件??????21690??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_adc.h

?????文件???????7555??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_bkp.h

?????文件??????27559??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_can.h

?????文件???????6573??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_cec.h

?????文件???????2162??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_crc.h

?????文件??????15233??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_dac.h

?????文件???????3818??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_dbgmcu.h

?????文件??????20754??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_dma.h

?????文件???????6824??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_exti.h

?????文件??????25445??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_flash.h

?????文件??????27016??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_fsmc.h

?????文件??????20175??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_gpio.h

?????文件??????30029??2011-03-10?10:47??485-TXOK_RXOK-best\Libraries\STM32F10x_StdPeriph_Driver\inc\stm32f10x_i2c.h

............此處省略164個(gè)文件信息

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