HT82M33A Datasheet, PDF (1/13 Pages) Holtek Semiconductor Inc – 3D Mouse Controller

HT82M33A
3D Mouse Controller
Feature
• _{Microsoft Intelli mouse compatible}
• _{IBM PS/2 mouse and Microsoft serial mouse}
compatible
• _{Support rolling buttons in serial and PS/2}
mouse mode
• _{Supports three buttons (RB, Ro, LB) and}
three axis (X, Y, Z) inputs
General Description
The HT82M33A is a Plug and Play 2-in-1 (Se-
rial and PS/2) 3D mouse controller. It is compat-
ible with Microsoft Intelli mouse. The Z axis can
Pin Assignment
• _{Fit Plug and Play com port device specification}
• _{Z axis can support two kinds of scroller in-}
put (optomechanical and mechanical)
• _{2MHz operating frequency with external}
resonator
• _{18-pin DIP package}
support two kinds of scroller input, namely; op-
tomechanical and mechanical.
Z1 1
Z2 2
RESET 3
MODE 4
OSCI 5
OSCO 6
CLOCK 7
DATA 8
VSS 9
18 VDD
17 TEST
16 Y2
15 Y1
14 X2
13 X1
12 LB
11 Ro
10 RB
HT82M33A
– 18 DIP
1
3rd Mar ’99