最新 MDK5.27版本下载
http://armkeil.blob.core.windows.net/eval/MDK527.EXE

Microcontroller Development Kit - Version 5.27 release

• [MDK installation]
  
  • With this MDK release the default directory for pack installation has been changed from            C:\Keil_v5\ARM\PACK to %LOCALAPPDATA%\Arm\Packs.
  • The End User License Agreement is now unified across all Arm software development tools and links to product specific license information.
    
• [uVision updated to V5.27.1.0]
  
  • Improved µVision multi-core debugging support          using CMSIS-DAP and ULINK debug adapters. The first connected instance of the debugger is the master; every other instance now displays Client Mode            in the status bar.
  • The System Analyzer shows statistical information            for exceptions and Event Recorder events, for example Keil RTX5 thread switches.
  • The Event Statistics window shows thread execution statistics based on events from the RTOS.
  • µVision breakpoint management was extended            with the action to Kill All Breakpoints in active Project and Kill All Breakpoints in Multi-Project Workspace.
  • Corrected: µVision set incorrect ERRORLEVEL when Flex license checkout fails.
    
• [Arm Compiler included]
  
  • Included Arm Compiler 5 version 5.06u6 - same as in MDK version 5.26: see Release Notes for further details.
  • Updated Arm Compiler 6 to version 6.12: see Release Notes for further details.
    
• [Software Packs included]
  
  • ARM - CMSIS 5.5.1
    
    •             The following folders have been removed:
      
      • The folder .\CMSIS\Lib\ has been superseded by .\CMSIS\DSP\Lib\.
      • The folder .\CMSIS\DSP_Lib\ has been superseded by .\CMSIS\DSP\.
        
    •             The following folder is deprecated:
      
      • The folder .\CMSIS\Include\ has been superseded by .\CMSIS\DSP\Include\ and .\CMSIS\Core\Include\.
        
    • Updated: CMSIS-Core (Cortex-M) to version 5.2.0.
      
      • Added generic Armv8.1-M Mainline device support.
      • Reworked Stack/Heap configuration for ARM startup files.
      • Added Cortex-M35P device support.
        
    • Updated: CMSIS-Driver to version 2.4.0.
      
      • Added components for project specific driver implementations.
      • Added WiFi Driver API version 1.0.0-beta.
        
    • Updated: CMSIS-RTOS2 to version 2.1.3.
      
      • Updated: CMSIS-RTOS RTX V5 to version 5.5.0
        
        • Updated and enhanced generated events (reorganized components).
        • Updated configuration (Event Recorder).
        • Updated Component Viewer (improved performance).
          
    • Updated: CMSIS-DSP to version 1.6.0.
      
      • Reworked DSP library source files and documentation.
      • Updated Arm DSP libraries using Arm Compiler 6.12 for improved performance.
      • Added component variants 'Source' and 'Library'. 'Library' variant is selected by default.
      • Moved DSP libraries from .\CMSIS\Lib\ to .\CMSIS\DSP\Lib\.
        
  • Keil - MDK Middleware 7.8.0
    
    • Added support for Arm Cortex-M1 based devices.
    • Added Event Recorder configuration in debug configuration.
    • Network Component v7.10.0
      
      • Added Virtual LAN (VLAN) support in the Ethernet interface.
      • Added dynamic port range settings in TCP and UDP sockets.
      • Improved Ethernet debugging.
        
    • USB Component 6.13.0
      
      • USB Host
        
        • Added unsupported state for a mounted device in the Component Viewer if no driver is available for this device.
        • Corrected EHCI driver for handling transfers larger than 16kB.
        • Corrected Component Viewer display when ARM Compiler 6 is used.
          
      • USB Device
        
        • Implement application specific behavior for a CDC ACM class by using the RNDIS protocol.
        • Increased the number of available CDC instances to 8.
          
  • Keil - Arm Compiler Extensions 1.6.1
    
    • Improved Event Recorder documentation and examples.
      
• [Cortex-M Architecture support]
  
  • Updated Fixed Virtual Platform        (FVP) support to version 11.6.36 adding new models for:
    
    • MPS2_Cortex-M35P
    • MPS2_SecureCore-SC000
    • MPS2_SecureCore-SC300
      
            Note: some models added new parameters or updated parameter names. You may need to update project specific configuration files.        Updated default configuration files are located in C:\Keil_v5\ARM\FVP\MPS2_Cortex-M or C:\Keil_v5\ARM\FVP\MPS2_AEMv8M.      
• [Target debugging]
  
  • Updated: STMicroelectronics ST-LINK debug driver to version 3.0.6.0.
    
    • ST-Link now supports Pack settings that access debug definitions provided in Software Packs.
    • NOTE: It might be required to update the ST-Link firmware using ST-LinkUpgrade.exe provided in the folder \Keil_v5\Arm\STLink.
      
  • Updated: Segger J-Link debug driver to version 6.44a.
  • Updated: NULink driver to version 2.06.6875.
    
• [FlexNet Floating Licenses]
  
  • Corrected a license activation failure for the 7 days evaluation of MDK Professional.
    
• [Supported Operating Systems]
  
  • Refer to System Requirements Overview for hardware and operating system requirements.
    

希望编辑器能更好用

小白鼠快使用，记得写使用心得

下次需要重装系统时，考虑用最新版本的。
一般对版本不感冒，版本每年都有更新。
自从把MDK 4升级到一个能补全函数/变量名的版本之后，对各版本没太关注过。我一个做硬件的，写个固件程序属于不务正业。

用5.26就经常自动退出， 还有经常改了的文文件不让存盘， 怕怕了
等一下吧， 等到5.30时， 我才来装5.27

谢谢分享

這有破解版嗎? 使用期限有超過2020的嗎 ?