Reply To: interfacing ultratronics pro and the software GUI (computer) Forum › Get Help › Firmware › interfacing ultratronics pro and the software GUI (computer) October 24, 2022 at 10:41 pm #2096 Quote caffeinatedinsanityParticipant Does anyone know if the same firmware is used on the other versions of Thor. Aka “‘Thor’ robot with addons and GUI” by dannyvandenheuve. Because they use different boards so I’m not sure if the same GRBL would work