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STM32驅動max30100心率傳感器,讀取檢測值,通過快速傅里葉變換函數,輸出為經過FFT變換的自然順序的 復數,可以得到心率的值。串口輸出

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??2019-03-20?14:59??模板\
?????目錄???????????0??2019-03-20?14:59??模板\CORE\
?????文件???????17273??2010-06-07?10:25??模板\CORE\core_cm3.c
?????文件???????85714??2011-02-09?14:59??模板\CORE\core_cm3.h
?????文件???????15503??2011-03-10?10:52??模板\CORE\startup_stm32f10x_hd.s
?????目錄???????????0??2019-03-28?17:25??模板\HARDWARE\
?????目錄???????????0??2019-03-25?19:36??模板\HARDWARE\KEY\
?????文件????????1831??2019-03-25?19:36??模板\HARDWARE\KEY\key.c
?????文件????????1186??2015-03-19?16:14??模板\HARDWARE\KEY\key.h
?????目錄???????????0??2019-03-20?14:59??模板\HARDWARE\LCD\
?????文件???????16156??2012-08-25?14:01??模板\HARDWARE\LCD\font.h
?????文件???????81737??2018-07-21?19:24??模板\HARDWARE\LCD\lcd.c
?????文件????????9010??2018-07-21?18:47??模板\HARDWARE\LCD\lcd.h
?????目錄???????????0??2019-03-25?21:50??模板\HARDWARE\LED\
?????文件????????1353??2019-03-25?21:50??模板\HARDWARE\LED\led.c
?????文件?????????638??2012-09-13?09:45??模板\HARDWARE\LED\led.h
?????目錄???????????0??2019-03-28?17:49??模板\HARDWARE\datascope\
?????文件????????3492??2019-03-28?17:49??模板\HARDWARE\datascope\DataScope_DP.C
?????文件?????????385??2019-03-28?17:29??模板\HARDWARE\datascope\DataScope_DP.h
?????目錄???????????0??2019-03-25?19:55??模板\HARDWARE\pic\
?????文件????????7545??2019-03-25?19:55??模板\HARDWARE\pic\bsp_i2c_gpio.c
?????文件?????????796??2016-08-03?16:52??模板\HARDWARE\pic\bsp_i2c_gpio.h
?????目錄???????????0??2019-03-28?17:50??模板\OBJ\
?????文件??????????19??2019-03-28?17:48??模板\OBJ\ExtDll.iex
?????文件??????546788??2019-03-28?17:50??模板\OBJ\LCD.axf
?????文件????????1249??2019-03-28?17:50??模板\OBJ\LCD.build_log.htm
?????文件???????51470??2019-03-28?17:50??模板\OBJ\LCD.hex
?????文件???????98897??2019-03-28?17:50??模板\OBJ\LCD.htm
?????文件????????1097??2019-03-28?17:50??模板\OBJ\LCD.lnp
?????文件?????????479??2018-05-12?21:54??模板\OBJ\LCD.sct
?????文件???????74417??2019-03-28?17:50??模板\OBJ\LCD_LCD.dep
............此處省略186個文件信息
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