trackball: Add automatic flashing command
Same as for the trackpad, a new 'JTBL' command can kick the device into bootloader mode, to make flashing much more ergonomic. No need to access the programming switch and reset button, just run flash.sh
Same as for the trackpad, a new 'JTBL' command can kick the device into bootloader mode, to make flashing much more ergonomic. No need to access the programming switch and reset button, just run flash.sh