Keil有最新版的MDK5.14可下载，喜欢尝鲜的可以下载试试，不过还是没有解决“代码自动完成”功能的软件死机的问题。
https://pan.baidu.com/s/1pJ7JOJh
Microcontroller Development Kit - Version 5.14

• [uVision]
  • This MDK release contains µVision V5.14.0.0.
  • Improved download support for missing Software Packs where a fixed version is selected in the project. Before the latest version was downloaded.
  • At load time of a project the device name can be manually changed when the project was using an obsolete device that no longer available with the current Software Pack.
  • The new debug command SBC allows to control software breakpoints which is for example important for algorithm verification that calculate CRC over a code area.
  • The Event Viewer displays now also timing information for interrupt execution.
    
• [ARM Compiler]
  • This MDK release contains ARM Compiler 5.05u1 (build 106). All compiler related files located in ..\ARM\ARMCC\ directory. Details can be found in the Compiler specific Release Notes.
  • The ARM Compiler 5.04u2 for safety critical applications is available from ARM Compiler download area (a registration or login is required).
    
• [Software Packs included]
  • Keil.MDK-Middleware Version 6.2.0 and CMSIS Version 4.2.0.
    
• [Target debugging]
  • Updated: ULink2 Firmware version update to 2.03 that fixes a potential problem with USB 3.0 ports.
  • Updated: Segger J-Link driver for ARM devices to version 4.96d that now supports Cortex-M7.
  • Updated: NuLink version 1.28.6386 with correct access to Flash algorithms from Software Packs.
    
• [Supported Operating Systems]
  • Refer to System Requirements Overview for hardware and operating system requirements.