资源简介
使用stm32f1做的音乐播放器
![](http://www.nz998.com/pic/61370.jpg)
代码片段和文件信息
/**
******************************************************************************
* @file system_stm32f10x.c
* @author MCD Application Team
* @version V3.6.1
* @date 09-March-2012
* @brief CMSIS Cortex-M3 Device Peripheral Access layer System Source File.
*
* 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
* factors AHB/APBx prescalers and Flash settings).
* This function is called at startup just after reset and
* before branch to main program. This call is made inside
* the “startup_stm32f10x_xx.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 (8 MHz) is used as system clock source.
* Then SystemInit() function is called in “startup_stm32f10x_xx.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 8 MHz (or 25 MHz depedning on
* the product used) refer to “HSE_VALUE“ define in “stm32f10x.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.
*
******************************************************************************
* @attention
*
* © COPYRIGHT 2012 STMicroelectronics
*
* Licensed under MCD-ST Liberty SW License Agreement V2 (the “License“);
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing software
* distributed under the License is distributed on an “AS IS“ BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*************************************
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 2801 2015-09-07 15:19 V4-108_WM8978录音和放音例程\Doc\01.例程功能说明.txt
文件 14259 2015-08-24 14:38 V4-108_WM8978录音和放音例程\Doc\02.开发环境说明.txt
文件 46999 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\CMSIS END USER LICENCE AGREEMENT.pdf
文件 637870 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Include\stm32f10x.h
文件 2220 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Include\system_stm32f10x.h
文件 34595 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Release_Notes.html
文件 15896 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_cl.s
文件 15670 2015-08-08 08:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_hd.s
文件 15822 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_hd_vl.s
文件 12506 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_ld.s
文件 13786 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_ld_vl.s
文件 12895 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_md.s
文件 14203 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_md_vl.s
文件 16085 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\arm\startup_stm32f10x_xl.s
文件 13207 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_cl.s
文件 13295 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_hd.s
文件 12617 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_hd_vl.s
文件 9949 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_ld.s
文件 10697 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_ld_vl.s
文件 10404 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_md.s
文件 11193 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_md_vl.s
文件 13396 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\gcc_ride7\startup_stm32f10x_xl.s
文件 16763 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_cl.s
文件 16366 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_hd.s
文件 15812 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_hd_vl.s
文件 12787 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_ld.s
文件 13087 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_ld_vl.s
文件 13049 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_md.s
文件 13738 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_md_vl.s
文件 16765 2013-01-22 02:27 V4-108_WM8978录音和放音例程\Libraries\CMSIS\Device\ST\STM32F10x\Source\Templates\iar\startup_stm32f10x_xl.s
............此处省略611个文件信息
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