ItsyBitsy M4 Express

Vendor: Adafruit
Features: External Flash, RGB LED, USB
Source on GitHub: samd/ADAFRUIT_ITSYBITSY_M4_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

v1.22.2 (2024-02-22) .uf2 / [Release notes] (latest)
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]
v1.19.1 (2022-06-18) .uf2 / [Release notes]
v1.18 (2022-01-17) .uf2 / [Release notes]

Preview builds

v1.23.0-preview.388.gd532f960a (2024-05-23) .uf2
v1.23.0-preview.386.ga919ce26d (2024-05-23) .uf2
v1.23.0-preview.379.gcfd5a8ea3 (2024-05-16) .uf2
v1.23.0-preview.376.gc10a74b16 (2024-05-16) .uf2
(These are automatic builds of the development branch for the next release)