Aha. That link is what I was looking for. Thanks.

The program that has the voltage output Phidgets attached needs to respond to external commands (in this case from a separate computer on the network that is controlling lots of hardware) to change voltages while it is running. Because of the nature of the equipment, the control voltage can't be all...

It is possible that I am just missing something simple here, but it's not clear how to make an event handler in Python aware of multiple Phidgets (that is, not just the caller Phidget). What I am trying to do is have a cgi script running on a Phidgets SBC change two voltage output settings on voltag...