WIN2000 3D PS/2 Mouse Controller
Features
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HT82M398A
Compatible with Microsoft Windows 2000
and 5-button Wheel Mouse
Compatible with Microsoft Intelli 3D PS/2
and IBM PS/2 mouse
Supports rolling buttons in PS/2 mouse
mode
X/Y axis photo input with built-in Holtek¢s
special dynamic photo-input resistor
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Supports three buttons and three axes
(X, Y, Z) inputs
Z axis can support two kinds of scroller in-
put (optomechanical and mechanical)
2MHz RC oscillator for system frequency
with external pull-high resistor
16-pin DIP package
General Description
The HT82M398A is a Plug and Play WIN2000
and 5-button 3D PS/2 mouse controller. It is
also compatible with Microsoft Intelli 3D PS/2
and IBM PS/2 mouse. The Z axis can support
two kinds of scroller input, namely; mechanical
and optomechanical.
Pin Assignment
Z 1
1
2
3
4
5
6
7
8
Z 2
V D D
B 5
V S S
O S C I
C L K
D A T A
1 6
1 5
1 4
1 3
1 2
1 1
1 0
9
Y 2
Y 1
X 2
X 1
B 4
L B
R 0
R B
H T 8 2 M 3 9 8 A
1 6 D IP
1
February 22, 2000
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
