MCUHex is a browser-based tool for flashing and debugging STM32 microcontrollers over SWD without requiring IDE installation. Users install a lightweight tray app that bridges their browser to a debug probe, enabling firmware flashing, live variable monitoring, and source-level debugging directly from a web interface.
An article exploring the RAMINDEX debugging feature on Arm Cortex-A76 cores, which allows reading internal cache memory at runtime. The author sets up a Raspberry Pi 5 with custom tools and a CMSIS-DAP server to inspect the L1 instruction cache behavior.