See keycode table in [`doc/keycode.txt`](./keycode.txt) for description of keycodes.
In regard to implementation side most of keycodes are identical with [HID usage][HID_usage](pdf) sent to host for real and some virtual keycodes are defined to support special actions.
See keycode table in [`doc/keycode.txt`](./keycode.txt) for description of keycodes.
In regard to implementation side most of keycodes are identical with [HID usage][HID_usage](pdf) sent to host for real and some virtual keycodes are defined to support special actions.