BASpi IO boards are compatible with Raspberry Pi 3 or 4. The latest BASpi and BASpiAO2 image files have been updated to Raspberry Pi OS (32-bit) - A port of Debian with Raspberry Pi Desktop Released 2021-01-11 with full support for Raspberry Pi 4. The ready-to-burn micro SD card image (Raspbian with Desktop + BASpi firmware files) is provided for each BASpi IO model as a download below. Follow our software installation guide to burn the BASpi image on your micro SD card.
Two BASpi-IO models exist (BASpi-IO6U6R or BASpi-IO6U4R2A), make sure to select the correct firmware file or image for your board:
Use an 8 GB or larger micro SD card to download this file:
BASpi-1.0.35-Image.zip
Use an 8 GB or larger micro SD card to download this file:
BASpiAO2-1.0.35-Image.zip
If you already have a BASpi-IO board running an older version of the firmware, you can easily update your system. To update and preserve your project, simply use BASbackup project archive utility to backup your BASpi project first. Then burn the new image on it.