APEXONE A2639B
A2639B is a single-chip 3D3Key optical mouse sensor with USB and PS2 interface. It is compatible with Microsoft 3D IntelliMouse and USB V1.1. It supports mechanical scroll Z-axis input.DESCRIPTION
........................................................................................................................................................ 2 1.1 2. 3. 4. 5.FEATURES
........................................................................................................................................................... 2 BLOCK DIAGRAM................................................................................................................................................. 3 PIN ASSIGNMENT ................................................................................................................................................. 3 PINDESCRIPTION
................................................................................................................................................ 4 FUNCTION DEFINITION...................................................................................................................................... 4 5.1 USB & PS/2 PLUG AND PLAY FUNCTION ............................................................................................................