Test of connection between DATAQ DI-149 data acquisition device and touchDesigner via USB. It works well and with a minimum of scripting in TouchDesigner. The signals being acquired are simply me touching the ends of the wires on each of the eight analog input terminals.
The test visualisation uses the Limit SOP in TouchDesigner to map the eight channels to xyz position, radius, red,green, blue and alpha parameter of a tube.
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