Control uArm Conveyor from Uarm Studio

How can i control the Conveyor from Uarm Studio with Blockly

Hi, the conveyor could not be contorlled by uArm Studio now, about how to use it you could refer to the user manual:http://download.ufactory.cc/docs/en/uArm%20Conveyor%20User%20Manual%20V1.0.0.pdf