Did you ever get this solved? I'm having the exact same problem. I'm using a Mac and can see a USB device until a heater or motor is attempted. Then it disconnects. Symptoms do change with time....
Type: Posts; User: BruceLawton
Did you ever get this solved? I'm having the exact same problem. I'm using a Mac and can see a USB device until a heater or motor is attempted. Then it disconnects. Symptoms do change with time....