120v spindle on 240v vfd

[tonytee (tony ter neuzen)]

Hi Juan,

I have been wondering the same thing, but i went for a stepdown transformer in front of the VFD.

I had some good feedback though from @LiamN and @Harpoz , in a topic that was not at all about this Maybe you find it useful (it’s somewhere halfway down)

Does the Shapeoko Pro controller have extra pins to use as gpio?

Hi all, I’m looking for a way to automatically switch on/off my dust collector (workshop vacuum cleaner). I’m very familiar with gpio on arduino-like hardware, so a pin that will do a ttl output would be fine for me, i’dd just add the apropriate electronics myself. Ofcourse this pin needs to be addressable through some gcode somewhere… I have been looking around for specs/docs on the controller board but haven’t been able to find them. Some older posts have promising links pointing to wiki e…