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STM32F4系列完整固件库源码,分享给需要的朋友开发参考。
代码片段和文件信息
/**
******************************************************************************
* @file system_stm32f4xx.c
* @author MCD Application Team
* @version V1.5.0
* @date 06-March-2015
* @brief CMSIS Cortex-M4 Device Peripheral Access layer System Source File.
* This file contains the system clock configuration for STM32F4xx devices.
*
* 1. This file provides two functions and one global variable to be called from
* user application:
* - SystemInit(): Setups the system clock (System clock source PLL Multiplier
* and Divider factors AHB/APBx prescalers and Flash settings)
* depending on the configuration made in the clock xls tool.
* This function is called at startup just after reset and
* before branch to main program. This call is made inside
* the “startup_stm32f4xx.s“ file.
*
* - SystemCoreClock variable: Contains the core clock (HCLK) it can be used
* by the user application to setup the SysTick
* timer or configure other parameters.
*
* - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
* be called whenever the core clock is changed
* during program execution.
*
* 2. After each device reset the HSI (16 MHz) is used as system clock source.
* Then SystemInit() function is called in “startup_stm32f4xx.s“ file to
* configure the system clock before to branch to main program.
*
* 3. If the system clock source selected by user fails to startup the SystemInit()
* function will do nothing and HSI still used as system clock source. User can
* add some code to deal with this issue inside the SetSysClock() function.
*
* 4. The default value of HSE crystal is set to 25MHz refer to “HSE_VALUE“ define
* in “stm32f4xx.h“ file. When HSE is used as system clock source directly or
* through PLL and you are using different crystal you have to adapt the HSE
* value to your own configuration.
*
* 5. This file configures the system clock as follows:
*=============================================================================
*=============================================================================
* Supported STM32F40xxx/41xxx devices
*-----------------------------------------------------------------------------
* System Clock source | PLL (HSE)
*-----------------------------------------------------------------------------
* SYSCLK(Hz) | 168000000
*-----------------------------------------------------------------------------
* HCLK(Hz)
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 172641 2015-05-18 22:13 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\CMSIS_END_USER_LICENCE_AGREEMENT.pdf
文件 178493 2015-05-18 22:14 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\CMSIS_END_USER_LICENCE_AGREEMENT.rtf
文件 767942 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Include\stm32f4xx.h
文件 2232 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Include\system_stm32f4xx.h
文件 38760 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Release_Notes.html
文件 25816 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f401xx.s
文件 29693 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f40xx.s
文件 29604 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f40_41xxx.s
文件 26516 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f411xe.s
文件 31053 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f427x.s
文件 30978 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f427_437xx.s
文件 31133 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f429_439xx.s
文件 31403 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\arm\startup_stm32f446xx.s
文件 20646 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\gcc_ride7\startup_stm32f401xx.s
文件 24189 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\gcc_ride7\startup_stm32f40xx.s
文件 24111 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\gcc_ride7\startup_stm32f40_41xxx.s
文件 25817 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\gcc_ride7\startup_stm32f427x.s
文件 25734 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\gcc_ride7\startup_stm32f427_437xx.s
文件 25734 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\gcc_ride7\startup_stm32f429_439xx.s
文件 21523 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f401xx.s
文件 25428 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f40xx.s
文件 25340 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f40_41xxx.s
文件 18678 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f411xe.s
文件 27289 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f427x.s
文件 26897 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f427_437xx.s
文件 27195 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f429_439xx.s
文件 27625 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\iar\startup_stm32f446xx.s
文件 53272 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\system_stm32f4xx.c
文件 3672 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\TASKING\cstart_thumb2.asm
文件 20689 2015-05-18 22:16 STM32F4xx固件库\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\STM32F4xx_DSP_StdPeriph_Lib_V1.5.1\Libraries\CMSIS\Device\ST\STM32F4xx\Source\Templates\TrueSTUDIO\startup_stm32f401xx.s
............此处省略3412个文件信息
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