Currently the common crkbd doesn't support i2c for the split keyboard communication, so I had to build the firmware similar to vlukash trackpad approach by having a firmware for the right and left ...
Finger-operated trackballs have center-mounted balls and work for both right- and left-handed people, while thumb-operated trackballs are shaped similarly to traditional mice and may be easier to ...
Abstract: In this article, we present a design and an evaluation of a hand-held, trackball-based, touch-haptic interface, named ‘Touchball’, for conveying directional cues. By the nature of the ...