Quote Originally Posted by JAZZCNC View Post
He's getting the E-stop even when it's not configured for E-stop so it's not going to be noise on pins.!!

Nr1 are you running the uc300 with external 5v or using the USB.? . . . If later then use external 5v. Same with BOB.
I'm using the pc's 5v but from power supply not usb.
When I used standalone 5v psu I got connection loss issues.
The bob is still powered from 5v psu and 24v psu ..

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