SparkFun RedBoard Turbo

Vendor: SparkFun
Features: Battery Charging, DAC, External Flash, USB, RGB LED
Source on GitHub: samd/SPARKFUN_REDBOARD_TURBO
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

v1.28.0 (2026-04-06) .uf2 / [Release notes] (latest)
v1.27.0 (2025-12-09) .uf2 / [Release notes]
v1.26.1 (2025-09-11) .uf2 / [Release notes]
v1.26.0 (2025-08-09) .uf2 / [Release notes]

Preview builds

These are automatic builds of the development branch for the next release.

v1.29.0-preview.65.g50348ce0eb (2026-04-15) .uf2
v1.29.0-preview.33.ga179cb6913 (2026-04-15) .uf2
v1.29.0-preview.32.g8c6dfa5bd4 (2026-04-10) .uf2
v1.29.0-preview.30.gb0d2072114 (2026-04-08) .uf2