InMoov PC Power Supply & Battery Power Supply with Remote Shutdown

InMoov PC Power Supply

Pin 53 drives the PC817 Opto-isolator.  This controls the grounding of Pin 14 from an PC's ATX Power Supply Unit, so the power can be switched on or off with a verbal command.

 

InMoov Battery Power Supply

 

Here a Darlington switch is uesed to control a relay which switches power from the battery.