HT82M39A
3D PS/2 Mouse Controller
Feature
路
路
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Microsoft Intelli 3D PS/2 and IBM PS/2
mouse compatible
Supports rolling buttons in PS/2 mouse
mode
X/Y axis photo input with built-in Holtek壟s
special dynamic photo-input resistor
Supports three buttons and three axis (X,
Y, Z) inputs
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Z axis can support two kinds of scroller input
(optomechanical and mechanical)
2MHz RC oscillator for system frequency
with an external pull-high resistor
16-pin DIP
General Description
The HT82M39A is a Plug and Play PS/2 3D
mouse controller. It is compatible with
Microsoft Intelli 3D PS/2 mouse. The Z axis can
support two kinds of scroller input, namely;
optomechanical and mechanical.
Pin Assignment
Z 1
1
2
3
4
5
6
7
8
Z 2
V D D
N C
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
T E S T
L B
R 0
R B
H T 8 2 M 3 9 A
1 6 D IP
1
August 5, 1999