Odoo provides a bundle for Raspberry Pi boxes that allows peripherials to be connected to the Odoo database.
- https://nightly.odoo.com/master/posbox/iotbox/
- https://www.odoo.com/documentation/user/9.0/point_of_sale/overview/setup.html
- https://www.odoo.com/es_ES/forum/ayuda-1/iot-box-odoo-12-community-edition-148969
- https://gist.githubusercontent.com/brettneese/083e18760937c30218e2b42df590a73d/raw/7a94ab378d97da628966436c145389b17bc67153/rastertostar.c
- https://ubuntuforums.org/showthread.php?t=2307131