4 ms·
A USB mouse just sends x/y distance traveled over USB HID protocol. All the details are integrated into silicon. The sensor is a camera and the processor diffs
by zargon 4y ago
A USB mouse just sends x/y distance traveled over USB HID protocol. All the details are integrated into silicon. The sensor is a camera and the processor diffs the images to calculate the distance. To learn about the algorithms for that you could look into patents by Avago or PixArt.