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一些對(duì)寄存器操作的STM32流水燈和蜂鳴器還有按鍵代碼,非常實(shí)用,容易理解

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??????17273??2012-07-16?15:18??STM32_Model_燈\CMSIS\core_cm3.c
?????文件??????85714??2012-07-16?15:18??STM32_Model_燈\CMSIS\core_cm3.h
?????文件?????633941??2012-07-16?15:18??STM32_Model_燈\CMSIS\stm32f10x.h
?????文件??????36557??2012-07-16?15:18??STM32_Model_燈\CMSIS\system_stm32f10x.c
?????文件???????2085??2012-07-16?15:18??STM32_Model_燈\CMSIS\system_stm32f10x.h
?????文件???????3579??2013-10-02?19:18??STM32_Model_燈\RVMDK\core_cm3.crf
?????文件?????????88??2013-10-02?19:18??STM32_Model_燈\RVMDK\core_cm3.d
?????文件??????10352??2013-10-02?19:18??STM32_Model_燈\RVMDK\core_cm3.o
?????文件????????331??2013-10-02?19:18??STM32_Model_燈\RVMDK\core_cm3.__i
?????文件????????497??2013-03-30?22:11??STM32_Model_燈\RVMDK\Jli
?????文件??????31773??2013-10-05?20:29??STM32_Model_燈\RVMDK\Jli
?????文件????????285??2012-07-16?15:18??STM32_Model_燈\RVMDK\Jli
?????文件??????28771??2013-10-05?20:29??STM32_Model_燈\RVMDK\List\Model.map
?????文件??????41180??2013-03-21?13:22??STM32_Model_燈\RVMDK\List\startup_stm32f10x_md.lst
?????文件?????346208??2013-10-05?19:53??STM32_Model_燈\RVMDK\main.crf
?????文件???????1205??2013-10-05?19:53??STM32_Model_燈\RVMDK\main.d
?????文件?????379636??2013-10-05?19:53??STM32_Model_燈\RVMDK\main.o
?????文件?????346728??2013-10-02?19:18??STM32_Model_燈\RVMDK\misc.crf
?????文件???????1247??2013-10-02?19:18??STM32_Model_燈\RVMDK\misc.d
?????文件?????381584??2013-10-02?19:18??STM32_Model_燈\RVMDK\misc.o
?????文件?????241652??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.axf
?????文件???????3222??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.hex
?????文件??????23723??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.htm
?????文件????????379??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.lnp
?????文件???????1396??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.plg
?????文件????????479??2012-07-16?15:18??STM32_Model_燈\RVMDK\Model.sct
?????文件???????1313??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.tra
????.......?????68608??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.uvgui.Administrator
????.......?????68616??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.uvgui_Administrator.bak
????.......??????9958??2013-10-05?20:29??STM32_Model_燈\RVMDK\Model.uvopt
............此處省略87個(gè)文件信息
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