RiscFree™ for Embedded Software Development release notes

RiscFree™ for Embedded Software Development 26.4.0

Released 23 October 2026 Latest

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First release of RiscFree™ for Embedded Software Development.

Release highlights¶

Arm, ARC and RISC-V hardware debugging: Debug applications on Arm, ARC and RISC-V targets with Ashling Vitra-XS, Opella-XD or Opella-LD debug probes.
RISC-V QEMU simulator debugging: Debug RISC-V applications without target hardware or a licence.
CMake and Make builds: Build CMake and Make projects directly from the Ashling Project View.
Graphical debug configuration: Configure debug sessions in a graphical editor instead of editing launch.json.
RTOS-aware debug: Inspect tasks and their state while debugging FreeRTOS, Zephyr and µC/OS-II applications.
Simultaneous heterogeneous multicore debug: Debug several cores of different types on the same device at the same time, each in its own debug session.
Peripheral register inspection: Inspect and change peripheral registers and their bit fields on supported devices.
SDK Manager: Install, verify and manage Ashling SDKs, including GCC toolchains and the matching build and debug tools.
Example projects: Import ready-to-build example projects from installed SDKs.
Get Started walkthrough: A step-by-step tour on the VS Code Welcome page, from installing an SDK to your first debug session.

Visual Studio Code 1.82 or later.
Windows 10/11 x64, or Linux x64 (tested on Ubuntu 22.04 LTS and 24.04 LTS). The Ashling SDK for VSD is Windows only.
Internet access to install SDKs. Each SDK is a 0.6–1.1 GB download.
For hardware debugging: an Ashling Vitra-XS, Opella-XD or Opella-LD probe, and an Ashling GDB server licence except for VSD boards.