> > Just type > > screen /dev/ttyACM0 > > into any pc while the device is in u-boot mode attached by a usb > > But not on a Mac...
Actually, Mac OS X has shipped with screen for a while (at least since 10.3? probably longer) but it's a different device (/dev/tty.something or /dev/cu.something - literally has the dot, and "something" is some name it came up with when the device is plugged in.) It *should* work...
