ItsyBitsy M0 Express

Vendor: Adafruit
Features: External Flash, RGB LED, USB
Source on GitHub: samd/ADAFRUIT_ITSYBITSY_M0_EXPRESS
More info: Website

Installation instructions

For deploying the MicroPython firmware to the SAMD module, follow the procedure:

  • Push the reset button twice or call machine.bootloader(). A drive icon should appear representing a virtual drive.

  • Copy the .uf2 file with the required firmware to that drive.

As soon as the drive disappears, the firmware is loaded and started.

Firmware

Releases

v1.24.1 (2024-11-29) .uf2 / [Release notes] (latest)
v1.24.0 (2024-10-25) .uf2 / [Release notes]
v1.23.0 (2024-06-02) .uf2 / [Release notes]
v1.22.2 (2024-02-22) .uf2 / [Release notes]
v1.22.1 (2024-01-05) .uf2 / [Release notes]
v1.22.0 (2023-12-27) .uf2 / [Release notes]
v1.21.0 (2023-10-05) .uf2 / [Release notes]
v1.20.0 (2023-04-26) .uf2 / [Release notes]

Preview builds

v1.25.0-preview.273.gb2ce9b6fb (2025-02-08) .uf2
v1.25.0-preview.272.g0662c5512 (2025-02-08) .uf2
v1.25.0-preview.270.gd76733d05 (2025-02-07) .uf2
v1.25.0-preview.267.ge44a2c692 (2025-02-07) .uf2
(These are automatic builds of the development branch for the next release)