HT82M39A资料

3DPS/2MouseController

Feature

····

MicrosoftIntelli3DPS/2andIBMPS/2mousecompatible

SupportsrollingbuttonsinPS/2mousemode

X/Yaxisphotoinputwithbuilt-inHoltek¢sspecialdynamicphoto-inputresistor

Supportsthreebuttonsandthreeaxis(X,Y,Z)inputs

···Zaxiscansupporttwokindsofscrollerinput(optomechanicalandmechanical)

2MHzRCoscillatorforsystemfrequencywithanexternalpull-highresistor16-pinDIP

GeneralDescription

TheHT82M39AisaPlugandPlayPS/23Dmousecontroller.ItiscompatiblewithMicrosoftIntelli3DPS/2mouse.TheZaxiscan

supporttwokindsofscrollerinput,namely;optomechanicalandmechanical.

PinAssignment

1August5,1999

元器件交易网www.cecb2b.comHT82M39APinDescription

PinNo.1,2345678

PinNameZ1,Z2VDDNCVSSOSCICLKDATA

III/OI/OI/OII

Description

²Z²axisinputsupportstwokindsofscrollerinput;optomechanicalandmechanical.

PositivepowersupplypinNoconnection

Negativepowersupplypin

2MHzRCoscillatorforsystemfrequencywithexternalpull-highresistorandbuilt-inC

²CLKI/O²:PS/2mouseCLKline.NMOSopendrainoutputwith5kWpull-highresistor.

²DATAI/O²:PS/2mouseDATAline.NMOSopendrainoutputwith5kWpull-highresistor.

RightButton:Normalpull-low(50kW),

Pressingthebuttonconnectstohigh.

RollingButton:Normalpull-low(50kW),

Pressingthebuttonconnectstohigh.

LeftButton:Normalpull-low(50kW),

Pressingthebuttonconnectstohigh.ForICmanufacturetesting,usershouldleaveitfloating.

X/Yaxisphotoinputwithbuilt-inHoltek¢sspecialdynamicphotoinputresistor

9~11RB,RO,LBI

1213~16

TESTX1,X2,Y1,Y2

II

AbsoluteMaximumRatings

SupplyVoltage..............................-0.3Vto6.5VInputVoltage.................VSS-0.3VtoVDD+0.3V

StorageTemperature.................-50°Cto125°COperatingTemperature..............-25°Cto70°C

Note:Thesearestressratingsonly.Stressesexceedingtherangespecifiedunder²AbsoluteMaxi-mumRatings²maycausesubstantialdamagetothedevice.Functionaloperationofthisdeviceatotherconditionsbeyondthoselistedinthespecificationisnotimpliedandprolongedexpo-suretoextremeconditionsmayaffectdevicereliability.

2August5,1999

元器件交易网www.cecb2b.comHT82M39AElectricalCharacteristics

SymbolVDDIOPfOSCVIL1VIH1VIL2VIH2RPH2IsinkVIL3VIH3RPL3VIL4VIH4RPL5

Parameter

OperatingVoltageOperatingCurrentRCOscillator

InputLowVoltage(Z1,Z2)InputHighVoltage(Z1,Z2)InputLowVoltage(CLK,DATA)InputHighVoltage(CLK,DATA)Pull-highResistor(CLK,DATA)SinkCurrent(CLK,DATA)InputLowVoltage(RB,Ro,LB)InputHighVoltage(RB,Ro,LB)Pull-lowResistor(RB,Ro,LB)InputLowVoltage(X1,X2,Y1,Y2)InputhighVoltage(X1,X2,Y1,Y2)DynamicPhoto-resistor(X1,X2,Y1,Y2,Z1,Z2)

TestConditionsVDD¾5V5V5V5V5V5V5V5V5V5V5V5V5V5V

Conditions

¾ROSC=120kWROSC=120kW

¾¾¾¾VIL=0VVOH=0.4V

¾¾VIL=0V

¾¾¾

Ta=25°C

Min.Typ.Max.Unit4.5¾1.602.202.02401.83.002.2

5.0¾2¾¾¾¾5¾¾¾60¾¾

5.5152.21.550.85.010¾1.051251.55

VmAVVVVVkWmAVVkWVV

SeeDynamicresistor

characteristics

Dynamicresistorcharacteristics

·R-Vcurve3August5,1999

元器件交易网www.cecb2b.comHT82M39AFunctionalDescription

PS/2mouse

·PS/2statusbyte

Xmovementtowardstherightispositive,mov-ingtowardstheleftisnegative

Yupwardmovementispositive,movingdownisnegative

Zrollingtowardstheuserispositive,elsenega-tive

Buttonstatus:1=pressed,0=released

·MousemodechangesbetweenStandardand

Byte1bit

7:Reserved

6:0=StreamMode,1=RemoteMode5:0=Disabled,1=Enabled4:0=Scaling1:1,1=Scaling2:13:1=Wrap(differentMode,from0=StreamIBMspecs.)orRemote2:1=LeftButtonPressed1:1=MiddleButtonPressed0:1=RightButtonPressedByte2

Bit(Bit0~70=LSB)currentresolutionsettingByte3

Bit0~7currentsamplingrate(Bit0=LSB)

·StandardPS/2dataformat

Variablerps,0,8,1,bidirectional,synchronousBitNo.7

6

5

4

32101stword

YVXVYSXS

1

M

R

L

2ndwordX7X6X5X4X3X2X1X03rdwordY7Y6Y5Y4Y3Y2Y1Y0

·Dataformatfor3DPS/2

Variablerps,0,8,1,bidirectional,synchronousBitNo.

7

6

5

4

32101stwordYVXVYSXS

1

Ro

R

L

2ndwordX7X6X5X4X3X2X1X03rdwordY7Y6Y5Y4Y3Y2Y1Y04thwordZ7Z6Z5Z4Z3Z2Z1Z0Thex/ydatareportis9-bit2¢scomplementThezdatareportis8-bit2¢scomplement

43DPS/2mode

Sendingquencewillthesetcommandsthemouseintothe3DfollowingPS/2mode.se-CommandResponseFromMouseF3hFAhC8hFAhF3hFAh64hFAhF3hFAh50hFAhF2h

FAh,03h

¨AnymandtimethePCsendsareset²FFh²com-

toStandardtothePS/2mouse,mode.

itwillresetthemouse¨Afterissetpower-ontoStandardresetPS/2isinitiated,mode.

themouseAugust5,1999

元器件交易网www.cecb2b.comTimingDiagrams

X,Yaxisphoto-couplercrossedwidth

X/Y/Zaxiscounting

5HT82M39AAugust5,1999

元器件交易网www.cecb2b.comPS/2mouse

·Dataoutput

rr

rr

rr

O·Datainput

rrrrrr6HT82M39AAugust5,1999

元器件交易网www.cecb2b.comCircuits

optomechanical(thisapplicationcircuitisforreferenceonly)

7HT82M39AAugust5,1999

HT82M39AZaxisApplication元器件交易网www.cecb2b.comoptomechanical(thisapplicationcircuitisforreferenceonly)

8HT82M39AAugust5,1999

HT82M39AZaxis元器件交易网www.cecb2b.commechanical(thisapplicationcircuitisforreferenceonly)

9HT82M39AAugust5,1999

HT82M39AZaxis元器件交易网www.cecb2b.comHT82M39AHoltekSemiconductorInc.(Headquarters)

No.3CreationRd.II,Science-basedIndustrialPark,Hsinchu,Taiwan,R.O.C.Tel:886-3-563-1999Fax:886-3-563-1189

HoltekSemiconductorInc.(TaipeiOffice)

5F,No.576,Sec.7ChungHsiaoE.Rd.,Taipei,Taiwan,R.O.C.Tel:886-2-2782-9635Fax:886-2-2782-9636

Fax:886-2-2782-7128(Internationalsaleshotline)

HoltekMicroelectronicsEnterprisesLtd.

RM.711,Tower2,CheungShaWanPlaza,833CheungShaWanRd.,Kowloon,HongKongTel:852-2-745-8288Fax:852-2-742-8657

CopyrightÓ1999byHOLTEKSEMICONDUCTORINC.

TheinformationappearinginthisDataSheetisbelievedtobeaccurateatthetimeofpublication.However,Holtekassumesnoresponsibilityarisingfromtheuseofthespecificationsdescribed.TheapplicationsmentionedhereinareusedsolelyforthepurposeofillustrationandHoltekmakesnowarrantyorrepresentationthatsuchapplicationswillbesuitablewithoutfurthermodification,norrecommendstheuseofitsproductsforapplicationthatmaypres-entarisktohumanlifeduetomalfunctionorotherwise.Holtekreservestherighttoalteritsproductswithoutpriornotification.Forthemostup-to-dateinformation,pleasevisitourwebsiteathttp://www.holtek.com.tw.

10August5,1999