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R714       *USB is for vision. Only the following devices may be connected to the ROBOT control system using USB:

A.      webcams and optical vision sensors per R715,

B.      USB hub or USB switch, and

C.      a REV Expansion Hub.

Similar Rules

Rule R715
R715       *Use only supported USB vision. Only single image sensor vision devices that are natively supported by the ROBOT CONTROLLER app are allowed to connect to USB (stereoscopic cameras are not allowed). This includes the following:
Rule R617
R617       *Powered USB hubs must draw energy from approved sources. Powered USB hubs used on the ROBOT can only be powered through one of the following ways:
Rule R705
R705       *Smartphone android devices used as a ROBOT CONTROLLER must connect to the REV Expansion Hub using USB. If used as a ROBOT CONTROLLER, the smartphone android device must be connected via its integrated micro-USB port to a REV Expansion Hub either:
Rule R701
R701       *Control the ROBOT with a single ROBOT CONTROLLER. ROBOTS must be controlled via 1 programmable ROBOT CONTROLLER. The ROBOT CONTROLLER is the only source of control for the ROBOT actuators and must be comprised of: