> I got the JST connectors I've been waiting for today nd it got me thinking of
> controls gain. I'm a little confused how the Sga I/O Board type 1 works. After
> connecting it to a USB socket I noticed it did nothing, not even light up the LEDs.
> Fair enough, it has +12 and +5v in ports so I gathered it picks it's juice from them,
> not the USB connector.
JVS I/O boards use the same connector as USB, but the pin assignments and protocol are not at all compatible with USB. As far as I know plugging one into a real USB port (or plugging a USB device into a JVS I/O port) won't hurt anything, but it certainly won't power it up either.