GL310MC PS/2 2D Mouse Controller
1. Features
l Low-cost solution for PS/2 2D mouse
l Middle button can act as 3D middle button(scrolling function)
l I/O ports
− 4 special purpose I/O pins optimized for photo-sensor
− 2 I/O pins with LED drive capability
l Patent pending full-range detection for photo-sensor
− Removes the expensive process of matching LED and photo-sensor
− Improve end-product yield rate almost to 100%
− Huge cost saving
l R-C oscillator
− No expensive crystal oscillator required
− Reduce BOM
l Improved output drivers with slew-rate control to reduce EMI
l Minimal external components(2R + 2C) required for application circuit
l Tracking speed
− Up to 100µs/per sampling
l 6 MHz external clock
l Internal power-on reset(POR)
l Available in cost saving 16-pin PDIP
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Revision 1.0 July/16/1998