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HT82M23A/HT82M23B/HT82M23C -- 3/5-Key USB+PS/2 Optical Mouse Controller
General Description
HT82M23A/HT82M23B/HT82M23C is a Plug and Play Windows 2000 and 5-button 3D USB+PS/2 Mouse controller. The HT82M23A/HT82M23B/HT82M23C can support the USB Standard Request as well as HID Class Request version 1.1. It is compatible with Microsoft Intelli 3D or Windows 2000 5 key PS/2 mouse. The Z-axis can support two kinds of scroller input, namely; mechanical and optomechanical. It requires minimal external components to implement 3D or Windows 2000 5 key USB plus PS/2 mouse. All its features combined and make up this versatile Holtek 8-bit MCU with an on-chip USB interface logic. The USB is specified by the Universal Serial Bus Specification V2.0.
The USB vendor ID for HT82M23A/HT82M23B/HT82M23C is defined as 04D9H, the USB product ID is different by different package.
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Features
- Operating voltage: 4.4V~5.25V
- Compatible with Microsoft Windows 2000 and
5-button Wheel Mouse
- Microsoft 3D Intelli mouse and IBM PS/2 mouse
compatible
- Supports 3/5 buttons and Z-axis input
- Z-axis can support two kinds of scroller input (optomechanical and mechanical)
- 3 key or 5 key mode can be selected by package
- Complete Universal Serial Bus specs V2.0 compatibility
- Serial Bus Interface Engine (SIE)
- USB transceiver
- Single chip solution especially for USB mouse
function
- HALT function and wake-up feature reduce power
consumption
- Plug and Play functions
- Minimal external components
- 6MHz crystal oscillator for system clock
- Interface compliant with ADNS-2051, ADNS-2610
and ADNS-2620
- Pass WHQL, USB-IF and EMC testing
- HT82M23A is pin compatible with HT82M22A
- HT82M23B/HT82M23C is pin compatible with
HT82M21A
- HT82M23A: 20-pin DIP/SOP package
HT82M23B/HT82M23C: 18-pin DIP/SOP package
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