#include?“stm32f0xx.h“
#include?
#include?“stm32f0xx_rcc.h“
#include?“stm32f0xx_gpio.h“

EXTI_InitTypeDef???EXTI_InitStructure;
GPIO_InitTypeDef???GPIO_InitStructure;
NVIC_InitTypeDef???NVIC_InitStructure;

void?SysClkInit（void）
{
	RCC_DeInit（）;//復位時鐘

	RCC_PLLConfig（RCC_PLLSource_HSI_Div2?RCC_PLLMul_12）;?//HSI?2分頻（即8MHz/2=4MHz）作為PLL輸入時鐘，PLL?12倍頻?主時鐘頻率48MHz

	RCC_PLLCmd（ENABLE）;//使能PLL

	while（RCC_GetFlagStatus（RCC_FLAG_PLLRDY）==RESET）//等待PLL準備好
	{
	}

	RCC_SYSCLKConfig（RCC_SYSCLKSource_PLLCLK）;//將PLLCLK設(shè)置為系統(tǒng)時鐘源

	while（RCC_GetSYSCLKSource（）?!=?0x08）//判斷系統(tǒng)時鐘是否為PLLCLK
	{
	}
}

void?LEDConfig（void）
{
	RCC_AHBPeriphClockCmd（RCC_AHBPeriph_GPIOF?ENABLE）;//使能GPIOF所在的AHB時鐘


	/*?填充IO配置結(jié)構(gòu)體?*/
	GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_0?|?GPIO_Pin_1;//PIN0，PIN1
	GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_OUT;//輸出模式
	GPIO_InitStructure.GPIO_OType?=?GPIO_OType_PP;//推挽
	GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_50MHz;//IO口頻率帶寬50MHz
	GPIO_InitStructure.GPIO_PuPd?=?GPIO_PuPd_NOPULL;//沒有上拉下拉電阻

	GPIO_Init（GPIOF?&GPIO_InitStructure）;
}

void?BtnConfig（void）
{
	/*?Enable?GPIOA?clock?*/
??RCC_AHBPeriphClockCmd（RCC_AHBPeriph_GPIOA?ENABLE）;

??/*?Configure?PA0?pin?as?input?floating?*/
??GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_0;
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_IN;
??GPIO_InitStructure.GPIO_PuPd?=?GPIO_PuPd_UP;
??GPIO_Init（GPIOA?&GPIO_InitStructure）;

??/*?Enable?SYSCFG?clock?*/
??RCC_APB2PeriphClockCmd（RCC_APB2Periph_SYSCFG?ENABLE）;
??/*?Connect?EXTI0?Line?to?PA0?pin?*/
??SYSCFG_EXTILineConfig（EXTI_PortSourceGPIOA?EXTI_PinSource0）;//for?exit?clk

??/*?Configure?EXTI0?line?*/
??EXTI_InitStructure.EXTI_Line?=?EXTI_Line0;
??EXTI_InitStructure.EXTI_Mode?=?EXTI_Mode_Interrupt;
??EXTI_InitStructure.EXTI_Trigger?=?EXTI_Trigger_Rising;
??EXTI_InitStructure.EXTI_LineCmd?=?ENABLE;
??EXTI_Init（&EXTI_InitStructure）;

??/*?Enable?and?set?EXTI0?Interrupt?*/
??NVIC_InitStructure.NVIC_IRQChannel?=?EXTI0_1_IRQn;
??NVIC_InitStructure.NVIC_IRQChannelPriority?=?0x00;
??NVIC_InitStructure.NVIC_IRQChannelCmd?=?ENABLE;
??NVIC_Init（&NVIC_InitStructure）;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2227??2018-04-04?15:24??STM32F0xx_StdPeriph_SenDi\Driver\misc_drv.c

?????文件?????????99??2018-04-04?15:24??STM32F0xx_StdPeriph_SenDi\Driver\misc_drv.h

?????文件???????3371??2018-04-04?13:15??STM32F0xx_StdPeriph_SenDi\Driver\stm32f0xx_conf.h

?????文件???????6824??2018-04-08?10:19??STM32F0xx_StdPeriph_SenDi\Driver\stm32f0xx_it.c

?????文件???????2209??2014-12-02?18:36??STM32F0xx_StdPeriph_SenDi\Driver\stm32f0xx_it.h

?????文件??????13141??2018-04-04?14:33??STM32F0xx_StdPeriph_SenDi\Driver\system_stm32f0xx.c

?????文件???????2053??2018-04-08?10:20??STM32F0xx_StdPeriph_SenDi\Driver\tmr_drv.c

?????文件????????290??2018-04-08?10:18??STM32F0xx_StdPeriph_SenDi\Driver\tmr_drv.h

?????文件???????4368??2018-04-08?10:43??STM32F0xx_StdPeriph_SenDi\Driver\uart_drv.c

?????文件????????625??2018-04-08?09:05??STM32F0xx_StdPeriph_SenDi\Driver\uart_drv.h

?????文件??????????0??2018-04-09?14:01??STM32F0xx_StdPeriph_SenDi\gpio?sim?uart?ok.txt

?????文件????????339??2018-04-08?10:20??STM32F0xx_StdPeriph_SenDi\MDK-ARM\EventRecorderStub.scvd

?????文件?????????19??2018-04-08?10:30??STM32F0xx_StdPeriph_SenDi\MDK-ARM\ExtDll.iex

?????文件??????68760??2018-04-08?11:02??STM32F0xx_StdPeriph_SenDi\MDK-ARM\JlinkLog.txt

?????文件????????755??2018-04-04?14:07??STM32F0xx_StdPeriph_SenDi\MDK-ARM\JlinkSettings.ini

?????文件?????319547??2018-04-08?11:02??STM32F0xx_StdPeriph_SenDi\MDK-ARM\main.crf

?????文件???????2377??2018-04-08?11:02??STM32F0xx_StdPeriph_SenDi\MDK-ARM\main.d

?????文件?????372980??2018-04-08?11:02??STM32F0xx_StdPeriph_SenDi\MDK-ARM\main.o

?????文件?????314810??2018-04-08?10:59??STM32F0xx_StdPeriph_SenDi\MDK-ARM\misc.crf

?????文件???????2227??2018-04-08?10:59??STM32F0xx_StdPeriph_SenDi\MDK-ARM\misc.d

?????文件?????369752??2018-04-08?10:59??STM32F0xx_StdPeriph_SenDi\MDK-ARM\misc.o

?????文件?????318680??2018-04-08?10:09??STM32F0xx_StdPeriph_SenDi\MDK-ARM\misc_drv.crf

?????文件???????2420??2018-04-08?10:09??STM32F0xx_StdPeriph_SenDi\MDK-ARM\misc_drv.d

?????文件?????371540??2018-04-08?10:09??STM32F0xx_StdPeriph_SenDi\MDK-ARM\misc_drv.o

????.......????174325??2018-04-09?13:40??STM32F0xx_StdPeriph_SenDi\MDK-ARM\Project.uvguix.WSZ

????.......?????85548??2018-04-08?10:41??STM32F0xx_StdPeriph_SenDi\MDK-ARM\Project.uvoptx

????.......????212818??2018-04-08?10:41??STM32F0xx_StdPeriph_SenDi\MDK-ARM\Project.uvprojx

?????文件??????93222??2018-04-08?11:04??STM32F0xx_StdPeriph_SenDi\MDK-ARM\Project_STM32F042.dep

?????文件???????3646??2014-12-06?04:34??STM32F0xx_StdPeriph_SenDi\MDK-ARM\readme.txt

?????文件????????107??2018-04-08?10:09??STM32F0xx_StdPeriph_SenDi\MDK-ARM\startup_stm32f042.d

............此處省略202個文件信息