I recently purchased a FischerTechnik Computing set (30554) from eBay with a second-generation parallel FischerTechnik Computing Interface (30520). This interface allowed a 1990s computer to control ...
The Arduino Uno and Nano auto reboot feature allows to upload a sketch when PC opens the connection. This behaviour leads to "Timeout" message in the ROBO Pro. You can disablie the auto reboot feature ...