What's New in MDKARM Version 5.23

MDK-ARM Version 5.23

• [ARM Compiler]
  • The ARM Compiler 6.6 can be used now with all code size restricted MDK-ARM product variants. Refer to ARMCLANG 6.6 Specific Release Notes for details.
• [Software Packs included]
  • ARM - CMSIS 5.0.1
    • Updated: CMSIS DSP library to version 1.5.0.
    • Updated: CMSIS-RTOS2 API to version 2.1 and the RTX kernel to version 5.1.0.
  • Keil - MDK Middleware 7.4.0
    • The FileSystem, USB, and Network libraries have been made RTOS agnostic which allows the usage of CMSIS-RTOS v1 or CMSIS-RTOS v2. All OS calls are external and at compile time available.
    • Updated the FileSystem Component to version 6.9.4.
      • Added: parameter checking for finfo and corrected the behavior when a specified drive is unmounted.
      • Updated: ARM Compiler 6 compatible configuration files.
    • Updated the USB Component to version 6.10.0.
      • USB Host Corrected: a deadlock which occurs when a USB Flash Disk is disconnected while there was active read or write to it.
    • Updated the Network Component to version 7.4.0.
  • Keil - ARM Compiler Extensions 1.3.0
• [FlexNet Floating Licenses]
  • Customers using FlexNet floating licenses should update the FlexNet License Server to version 11.14.1.0. This FlexNet server version is mandatory for upcoming tool releases.
  • FlexNet Version 11.14.1.0 License Server tools for Windows are located in the directory ..\Keil\UV4\FlexNet. Refer the FlexLM licensing knowledgebase article for more information.
  • FlexNet Version 11.14.1.0 License Server tools are also available on developer.arm.com for other hosts platforms.
• [Target debugging]
  • Updated: ULINKpro firmware to version 1.58, which corrects connectivity issues for low supply voltage targets.
  • Improved: Multi-Core debug stability for CMSIS-DAP debuggers.
  • Improved: download of large applications into RAM at low debug clock frequencies of the ULINKpro debugger.
  • Enhanced: Reset Type selection in the Debug Setup Dialog. The setup is now based on the CMSIS Pack information.
  • Updated: P&E Micro driver to version 6.27.
• [PackInstaller]
  • Improved: PackInstaller can import Software Components from other sources located on your computer or on a mapped network drive and manage them as separate software packs.
  • Added: option Check for Updates on Launch to download any updated PDSC file form www.keil.com when the PackInstaller is started.
• [uVision updated to V5.23.0.0]
  • Improved: PC-lint and MISRA Validation configurations are available for ARM Compiler 5 and 6. Misra C 1998, 2004, 2012 and Misra C++ 2008 coding guidline setups are included.
  • Added: ability to export Code Coverage data into *.gcov format.
  • Enhanced: printf support for Cortex-M0/M0+ based devices by redirecting the Event Recorder printf-Events to the Debug-Printf-Viewer window.
  • Added: support for Target Access Functions QueryValue(), Message(), and LoadDebugInfo() in the CMSIS-Pack Debug Access Sequences section.
• [Supported Operating Systems]
  • Refer to System Requirements Overview for hardware and operating system requirements.