Tools

Firmware Flash

Flash an STM32 over USB (DFU). Hold the button to enter bootloader, then upload your firmware file.

Chrome, Edge, Brave — desktop & Android (USB OTG).
Not supported on Firefox, Safari or iOS.

Serial Monitor

Open a serial terminal to a COM port and interact with the MCU.

Chrome, Edge, Brave, Firefox — desktop.
Chrome, Edge, Brave — Android (USB OTG).
Not supported on Safari or iOS.