ADNS 9800 breakout board
Why do you think that https://github.com/Bastardkb/charybdis-pmw-3360-sensor-pcb is a good alternative to ADNS9800
ADNS 9800 breakout board
Why do you think that https://github.com/Bastardkb/charybdis-pmw-3360-sensor-pcb is a good alternative to ADNS9800