HT82M39A_05 HOLTEK [Holtek Semiconductor Inc], HT82M39A_05 Datasheet

HT82M39A_05

Manufacturer Part Number

HT82M39A_05

Description

3-Key 3D PS/2 Mouse Controller

Manufacturer

HOLTEK [Holtek Semiconductor Inc]

Datasheet

1.HT82M39A_05.pdf (8 pages)

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Download datasheet (113Kb)

Feature

General Description

The HT82M39A is a Plug and Play PS/2 3D mouse con-

troller. It is compatible with Microsoft Intelli 3D PS/2

Pin Assignment

Pin Description

Rev. 1.40

1, 2

9~11

13~16

Pin No.

Microsoft Intelli 3D PS/2 and IBM PS/2 mouse com-

patible

Supports rolling buttons in PS/2 mouse mode

X/Y axis photo input with built-in Holtek s special dy-

namic photo-input resistor

Supports three buttons and three axis (X, Y, Z) in-

puts

Z1, Z2

VDD

VSS

OSCI

CLK

DATA

RB, RO, LB

TEST

X1, X2, Y1, Y2

Pin Name

I/O

Positive power supply

No connection

Negative power supply, ground

2MHz RC oscillator for system frequency with external pull-high resistor and

built-in C

tor.

resistor.

Right Button: Normal pull-low (50k ),

Rolling Button: Normal pull-low (50k ),

Left Button: Normal pull-low (50k ),

For IC manufacture testing, user should leave it floating.

X/Y axis photo input with built-in Holtek s special dynamic photo input resistor

Z axis input supports two kinds of scroller input; optomechanical and mechanical.

CLK I/O : PS/2 mouse CLK line. NMOS open drain output with 5k pull-high resis-

DATA I/O : PS/2 mouse DATA line. NMOS open drain output with 5k pull-high

3-Key 3D PS/2 Mouse Controller

Pressing the button connects to high.

mouse. The Z axis can support two kinds of scroller input,

namely; optomechanical and mechanical.

Z axis can support two kinds of scroller input

(optomechanical and mechanical)

2MHz RC oscillator for system frequency with an ex-

ternal pull-high resistor

16-pin DIP package

Description

HT82M39A

September 23, 2005

Related parts for HT82M39A_05

HT82M39A_05 Summary of contents

Page 1

PS/2 Mouse Controller Feature Microsoft Intelli 3D PS/2 and IBM PS/2 mouse com- patible Supports rolling buttons in PS/2 mouse mode X/Y axis photo input with built-in Holtek s special dy- namic photo-input resistor Supports three buttons and ...

Page 2

Absolute Maximum Ratings Supply Voltage ......................................... 0.3V to 6.5V Input Voltage..............................V 0. Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may cause substantial damage to the device. Functional operation of ...

Page 3

Functional Description PS/2 Mouse PS/2 status byte Byte 1 bit 7: Reserved 6: 0=Stream Mode, 1=Remote Mode 5: 0=Disabled, 1=Enabled 4: 0=Scaling 1:1, 1=Scaling 2:1 3: 1=Wrap Mode, 0=Stream or Remote (different from IBM specs.) 2: 1=Left Button Pressed 1: ...

Page 4

Timing Diagrams X, Y Axis Photo-Coupler Crossed Width X/Y/Z Axis Counting Rev. 1.40 HT82M39A 4 September 23, 2005 ...

Page 5

PS/2 Mouse Data output Data input Rev. 1.40 HT82M39A 5 September 23, 2005 ...

Page 6

Application Circuits HT82M39A Z Axis Optomechanical (This Application Circuit is for Reference Only) HT82M39A Z Axis Mechanical (This Application Circuit is for Reference Only) Note: R depends on IR characteristics, R=1K for reference only Rev. 1.40 HT82M39A 6 September 23, ...

Page 7

Package Information 16-pin DIP (300mil) Outline Dimensions Symbol Min. A 745 B 240 C 125 D 125 295 I 335 0 Rev. 1.40 HT82M39A Dimensions in mil Nom. Max. 775 260 135 145 20 ...

Page 8

Holtek Semiconductor Inc. (Headquarters) No.3, Creation Rd. II, Science Park, Hsinchu, Taiwan Tel: 886-3-563-1999 Fax: 886-3-563-1189 http://www.holtek.com.tw Holtek Semiconductor Inc. (Taipei Sales Office) 4F-2, No. 3-2, YuanQu St., Nankang Software Park, Taipei 115, Taiwan Tel: 886-2-2655-7070 Fax: 886-2-2655-7373 Fax: 886-2-2655-7383 ...

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