воскресенье, 25 февраля 2018 г.

ADNS-3055 Logitech G100 G300 sensor: native DPI, acceleration, polling rate

In this article we will review Logitech G100, G300, G300S sensor. These gaming mice have an optical 2500dpi Avago ADNS-A3055 sensor.

DPI increments: 250; 50 in Logitech Gaming Software for Logitech G300.

DPI presets: 250/500/750/1000/1250/1500/1750/2000/2250/2500

Native DPI: 1000
polling rate: 125/500/750/1000Hz (1ms max response time)

Max Speed: 2 m/s (G100 model), 3 m/s (G300 model)

Avago A3055 Known Issues: slight jitter for DPI higher than 2000. You can experienced either negative or positive acceleration during fast movements. 

The difference between Logitech G100 and G300 is: G300 has more programmable buttons (9), G100 just 4 buttons. Logitech G300 has On-The-Fly Sensitivity / DPI adjustment function, onboard memory allows to save up to 3 settings profiles, Lift-off Distance: 2.5mm. The mouse suits a wide variety of grip styles: palm, claw, fingertip.

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