4 ms·Why are USB controllers reprogrammable? Is it in the standard? (Why?) Or is it cheaper somehow?by mooism2 12y agoWhy are USB controllers reprogrammable? Is it in the standard? (Why?) Or is it cheaper somehow?signa11 12y agoTo turn one device type into another, USB controller chips in peripherals need to be reprogrammed. edit: usb-rubber-ducky also comes to mind.tim333 12y agoUsually they are not. It's more expensive.