12.8 no load coming out of the supply, 12.8 to the power block on the board (with or without the USB connected). 12.4 at the block when running the steppers(with the USB power connected - it freezes when the USB is disconnected)
12.8 no load coming out of the supply, 12.8 to the power block on the board (with or without the USB connected). 12.4 at the block when running the steppers(with the USB power connected - it freezes when the USB is disconnected)