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基于STM32的SPWM輸出 默認50hz 可以調頻

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????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-04-02?14:09??SPWM_雙極性_TIM8\
?????目錄???????????0??2015-04-02?14:09??SPWM_雙極性_TIM8\CORE\
?????文件???????17273??2010-06-07?10:25??SPWM_雙極性_TIM8\CORE\core_cm3.c
?????文件???????85714??2011-02-09?14:59??SPWM_雙極性_TIM8\CORE\core_cm3.h
?????文件???????15503??2011-03-10?10:52??SPWM_雙極性_TIM8\CORE\startup_stm32f10x_hd.s
?????文件???????12765??2011-03-10?10:52??SPWM_雙極性_TIM8\CORE\startup_stm32f10x_md.s
?????目錄???????????0??2015-04-02?14:09??SPWM_雙極性_TIM8\HARDWARE\
?????目錄???????????0??2015-04-02?14:09??SPWM_雙極性_TIM8\HARDWARE\LED\
?????文件?????????753??2014-09-11?10:30??SPWM_雙極性_TIM8\HARDWARE\LED\led.c
?????文件?????????181??2014-07-13?15:03??SPWM_雙極性_TIM8\HARDWARE\LED\led.h
?????目錄???????????0??2015-04-08?09:58??SPWM_雙極性_TIM8\HARDWARE\SPWM\
?????文件????????7219??2015-04-02?14:14??SPWM_雙極性_TIM8\HARDWARE\SPWM\SPWM.c
?????文件?????????125??2014-07-13?16:34??SPWM_雙極性_TIM8\HARDWARE\SPWM\SPWM.h
?????文件?????????399??2011-04-23?10:24??SPWM_雙極性_TIM8\keilkilll.bat
?????目錄???????????0??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\
?????文件????????3593??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\core_cm3.crf
?????文件?????????116??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\core_cm3.d
?????文件???????10488??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\core_cm3.o
?????文件??????270566??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\delay.crf
?????文件?????????722??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\delay.d
?????文件??????287716??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\delay.o
?????文件??????????19??2015-01-13?20:56??SPWM_雙極性_TIM8\OBJ\ExtDll.iex
?????文件??????270049??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\led.crf
?????文件?????????688??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\led.d
?????文件??????286564??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\led.o
?????文件??????274679??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\main.crf
?????文件?????????880??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\main.d
?????文件??????291292??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\main.o
?????文件??????269639??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\misc.crf
?????文件?????????683??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\misc.d
?????文件??????285328??2015-04-08?09:59??SPWM_雙極性_TIM8\OBJ\misc.o
............此處省略118個文件信息
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