/**************************************************************************//**
?*?@file?????system_NUC100Series.c
?*?@version??V3.0
?*?$Revision:?1?$
?*?$Date:?14/12/08?11:47a?$
?*?@brief????NUC100?Series?CMSIS?System?File
?*
?*?@note
?*?Copyright?（C）?2014?Nuvoton?Technology?Corp.?All?rights?reserved.
?*
?******************************************************************************/
#include?
#include?“NUC100Series.h“


/*----------------------------------------------------------------------------
??Clock?Variable?definitions
?*----------------------------------------------------------------------------*/
uint32_t?SystemCoreClock??=?__HSI;?????????????/*!uint32_t?CyclesPerUs??????=?（__HSI?/?1000000）;?/*?Cycles?per?micro?second?*/
uint32_t?PllClock?????????=?__HSI;?????????????/*!uint32_t?gau32ClkSrcTbl[]?=?{__HXT?__LXT?__HSI?__LIRC?NULL?NULL?NULL?__HIRC};


/*----------------------------------------------------------------------------
??Clock?functions
??This?function?is?used?to?update?the?variable?SystemCoreClock
??and?must?be?called?whenever?the?core?clock?is?changed.
?*----------------------------------------------------------------------------*/
void?SystemCoreClockUpdate（void）?????????????/*?Get?Core?Clock?Frequency??????*/
{
????uint32_t?u32Freq?u32ClkSrc;
????uint32_t?u32HclkDiv;

????/*?Update?PLL?Clock?*/
????PllClock?=?CLK_GetPLLClockFreq（）;

????u32ClkSrc?=?CLK->CLKSEL0?&?CLK_CLKSEL0_HCLK_S_Msk;

????if（u32ClkSrc?!=?CLK_CLKSEL0_HCLK_S_PLL）
????{
????????/*?Use?the?clock?sources?directly?*/
????????u32Freq?=?gau32ClkSrcTbl[u32ClkSrc];
????}
????else
????{
????????/*?Use?PLL?clock?*/
????????u32Freq?=?PllClock;
????}

????u32HclkDiv?=?（CLK->CLKDIV?&?CLK_CLKDIV_HCLK_N_Msk）?+?1;

????/*?Update?System?Core?Clock?*/
????SystemCoreClock?=?u32Freq?/?u32HclkDiv;

????CyclesPerUs?=?（SystemCoreClock?+?500000）?/?1000000;
}

/*---------------------------------------------------------------------------------------------------------*/
/*?Function:?SystemInit????????????????????????????????????????????????????????????????????????????????????*/
/*?????????????????????????????????????????????????????????????????????????????????????????????????????????*/
/*?Parameters:?????????????????????????????????????????????????????????????????????????????????????????????*/
/*??????None???????????????????????????????????????????????????????????????????????????????????????????????*/
/*?????????????????????????????????????????????????????????????????????????????????????????????????????????*/
/*?Returns:????????????????????????????????????????????????????????????????????????????????????????????????*/
/*??????None???????????????????????????????????????????????????????????????????????????????????????????????*/
/*????????????????????????????????????????????????????????????????????????????????????????????????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-07-01?20:01??SW_Nu_LB_NUC140_v1.0\
?????目錄???????????0??2016-07-01?19:43??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\
?????目錄???????????0??2015-07-24?16:36??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Document\
?????文件?????4453607??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Document\NuMicro?NUC100?Series?Driver?Reference?Guide.chm
?????文件?????2623404??2015-07-24?16:36??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Document\NuMicro?NUC100?Series?Driver?Reference?Guide.chw
?????文件????????4372??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Document\Release?Note.txt
?????目錄???????????0??2016-06-23?11:53??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\
?????目錄???????????0??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\
?????文件???????46999??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\CMSIS?END?USER?LICENCE?AGREEMENT.pdf
?????目錄???????????0??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\
?????文件????????1240??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\arm_common_tables.h
?????文件??????255756??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\arm_math.h
?????文件???????32139??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cm0.h
?????文件???????39428??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cm0plus.h
?????文件???????98950??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cm3.h
?????文件??????108260??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cm4.h
?????文件???????21323??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cm4_simd.h
?????文件???????15924??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cmFunc.h
?????文件???????17305??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_cmInstr.h
?????文件???????40737??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_sc000.h
?????文件???????97329??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\Include\core_sc300.h
?????文件?????????550??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\index.html
?????文件????????1516??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\CMSIS\README.txt
?????目錄???????????0??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\
?????目錄???????????0??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\
?????目錄???????????0??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\NUC100Series\
?????目錄???????????0??2016-02-03?16:44??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\NUC100Series\Include\
?????文件??????966706??2016-01-26?18:40??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\NUC100Series\Include\NUC100Series.h
?????文件????????2219??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\NUC100Series\Include\system_NUC100Series.h
?????目錄???????????0??2015-05-13?11:06??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\NUC100Series\Source\
?????目錄???????????0??2015-12-31?18:29??SW_Nu_LB_NUC140_v1.0\Nu_LB_NUC140_BSP\Library\Device\Nuvoton\NUC100Series\Source\ARM\
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