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ADNS-9800 Laser Motion Sensor 
Features:- On-Board power regulator
- Fully assembled and tested
- 3.3V or 5V compatible
- Advanced technology 832-865 nm wavelength VCSEL
- No laser power calibration needed
- Compliance to IEC/EN 60825-1 Eye Safety
- On-chip laser fault detect circuitry
- Self-adjusting frame rate for optimum performance
- Frame rate up to 12,000 fps
- Resolution up to 8200 cpi with ~200 cpi step
- Focusing Lens included
- Works with Arduino SPI library
- Efficient Interrupt based operation
Applications:- Corded gaming laser mice
- Optical trackballs
- Motion input devices
- Robotics
Pinout:- MI = MISO
- MO = MOSI
- SS = Slave Select / Chip Select
- SC = SPI Clock
- MOT = Motion (active low interrupt line)
- AG = Analog Ground (connect to common ground near power supply)
- DG = Digital Ground (connect to common ground near power supply)
- VI = Voltage in up to +6V
Dimensions:- Diameter: 31.5mm
- Screw holes: 27mm between centers
- Screw hole size: 2.26mm (fits 2-56 screw)
- Height: 9.7mm
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