| What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/control | |
| Date: October 2012 | |
| Contact: Stefan Achatz <erazor_de@users.sourceforge.net> | |
| Description: When written, cpi, button and light settings can be configured. | |
| When read, actual cpi setting and sensor data are returned. | |
| The data has to be 8 bytes long. | |
| Users: http://roccat.sourceforge.net |