/*!
????\file??system_gd32f4xx.c
????\brief?CMSIS?Cortex-M4?Device?Peripheral?Access?layer?Source?File?for
???????????GD32F4xx?Device?Series
*/

/*?Copyright?（c）?2012?ARM?LIMITED

???All?rights?reserved.
???Redistribution?and?use?in?source?and?binary?forms?with?or?without
???modification?are?permitted?provided?that?the?following?conditions?are?met:
???-?Redistributions?of?source?code?must?retain?the?above?copyright
?????notice?this?list?of?conditions?and?the?following?disclaimer.
???-?Redistributions?in?binary?form?must?reproduce?the?above?copyright
?????notice?this?list?of?conditions?and?the?following?disclaimer?in?the
?????documentation?and/or?other?materials?provided?with?the?distribution.
???-?Neither?the?name?of?ARM?nor?the?names?of?its?contributors?may?be?used
?????to?endorse?or?promote?products?derived?from?this?software?without
?????specific?prior?written?permission.
???*
???THIS?SOFTWARE?IS?PROVIDED?BY?THE?COPYRIGHT?HOLDERS?AND?CONTRIBUTORS?“AS?IS“
???AND?ANY?EXPRESS?OR?IMPLIED?WARRANTIES?INCLUDING?BUT?NOT?LIMITED?TO?THE
???IMPLIED?WARRANTIES?OF?MERCHANTABILITY?AND?FITNESS?FOR?A?PARTICULAR?PURPOSE
???ARE?DISCLAIMED.?IN?NO?EVENT?SHALL?COPYRIGHT?HOLDERS?AND?CONTRIBUTORS?BE
???LIABLE?FOR?ANY?DIRECT?INDIRECT?INCIDENTAL?SPECIAL?EXEMPLARY?OR
???CONSEQUENTIAL?DAMAGES?（INCLUDING?BUT?NOT?LIMITED?TO?PROCUREMENT?OF
???SUBSTITUTE?GOODS?OR?SERVICES;?LOSS?OF?USE?DATA?OR?PROFITS;?OR?BUSINESS
???INTERRUPTION）?HOWEVER?CAUSED?AND?ON?ANY?THEORY?OF?LIABILITY?WHETHER?IN
???CONTRACT?STRICT?LIABILITY?OR?TORT?（INCLUDING?NEGLIGENCE?OR?OTHERWISE）
???ARISING?IN?ANY?WAY?OUT?OF?THE?USE?OF?THIS?SOFTWARE?EVEN?IF?ADVISED?OF?THE
???POSSIBILITY?OF?SUCH?DAMAGE.
???---------------------------------------------------------------------------*/

/*?This?file?refers?the?CMSIS?standard?some?adjustments?are?made?according?to?GigaDevice?chips?*/

#include?“gd32f4xx.h“

/*?system?frequency?define?*/
#define?__IRC16M??????????（IRC16M_VALUE）????????????/*?internal?16?MHz?RC?oscillator?frequency?*/
#define?__HXTAL???????????（HXTAL_VALUE）?????????????/*?high?speed?crystal?oscillator?frequency?*/
#define?__SYS_OSC_CLK?????（__IRC16M）????????????????/*?main?oscillator?frequency?*/

/*?select?a?system?clock?by?uncommenting?the?following?line?*/
//#define?__SYSTEM_CLOCK_IRC16M???????????????????（uint32_t）（__IRC16M）
//#define?__SYSTEM_CLOCK_HXTAL????????????????????（uint32_t）（__HXTAL）
//#define?__SYSTEM_CLOCK_120M_PLL_IRC16M??????????（uint32_t）（120000000）
//#define?__SYSTEM_CLOCK_120M_PLL_8M_HXTAL??????????（uint32_t）（120000000）
//#define?__SYSTEM_CLOCK_120M_PLL_25M_HXTAL???????（uint32_t）（120000000）
//#define?__SYSTEM_CLOCK_168M_PLL_IRC16M??????????（uint32_t）（168000000）
#define?__SYSTEM_CLOCK_168M_PLL_8M_HXTAL????????（uint32_t）（168000000）
//#define?__SYSTEM_CLOCK_168M_PLL_25M_HXTAL???????（uint32_t）（168000000）
//#define?__SYSTEM_CLOCK_200M_PLL_IRC16M??????????（uint32_t）（200000000）
//#define?__SYSTEM_CLOCK_200M_PLL_8M_HXTAL????????（uint32_t）（200000000）
//#define?__SYSTEM_C

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-05-06?11:07??Firmware\
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\
?????文件??????108088??2019-05-06?11:07??Firmware\CMSIS\core_cm4.h
?????文件???????22262??2019-05-06?11:07??Firmware\CMSIS\core_cm4_simd.h
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\GD\
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Include\
?????文件???????26415??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Include\gd32f4xx.h
?????文件????????2372??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Include\system_gd32f4xx.h
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\ARM\
?????文件???????19529??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\ARM\startup_gd32f405.s
?????文件???????19875??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\ARM\startup_gd32f407.s
?????文件???????21408??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\ARM\startup_gd32f450.s
?????目錄???????????0??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\IAR\
?????文件???????22750??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f405.s
?????文件???????23304??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f407.s
?????文件???????25348??2019-05-06?11:07??Firmware\CMSIS\GD\GD32F4xx\Source\IAR\startup_gd32f450.s
?????文件???????27404??2019-05-08?19:15??Firmware\CMSIS\GD\GD32F4xx\Source\system_gd32f4xx.c
?????文件?????6781590??2019-05-06?11:07??Firmware\GD32F4xx_Firmware_Library.chm
?????目錄???????????0??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\
?????目錄???????????0??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\
?????文件???????36707??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_adc.h
?????文件???????44567??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_can.h
?????文件????????1666??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_crc.h
?????文件???????10424??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_ctc.h
?????文件???????13452??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_dac.h
?????文件????????7838??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_dbg.h
?????文件???????11120??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_dci.h
?????文件???????27648??2019-05-06?11:07??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_dma.h
?????文件??????141164??2019-05-08?18:42??Firmware\GD32F4xx_standard_peripheral\Include\gd32f4xx_enet.h
............此處省略939個文件信息