Specifications

ProductOverview
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Page|3
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PanelIndicator Connection Description
PWRLED Powerindicator
PWRJack
Molex43025‐0400
Power–bottompins
I/O–toppins
Interfaceforpowerplug(9‐28VDC)
InterfaceforInputandOutputcontrollines;ODPuseonly.
SIMCARD SIMCardsocket
InterfaceforSIMcard.Yourwirelessserviceproviderwillsupplythe
SIMcardwithyourwirelessservicecontract.
1.5 RS‐232SERIALPORTINTEGRATIONPARAMETERS
Table3providestheserialcabledesigninformationtointegratethe882GSMSeriesmodemintoyoursystem.Table4gives
thedefaultRS‐232communicationparameters.
Table3–StandardRS‐232DE‐9Pinout
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Pin Name Direction Description
1 CD ← CarrierDetect
2 RX←ReceiveDa a
3 TX → TransmitData
4 DTR→DataTerminalReady
5 GND  SystemGround
6 DSR←DataSetReady
7 RTS → RequesttoSend
8 CTS←CleartoSend
9 RI ← RingIndicator
Note:DirectionisDTErelativeDCE
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Table4 – DefaultRS‐232CommunicationParameters
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BitsPerSecond 115,200
DataBits 8
Parity None
StopBits 1
FlowControl None
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Figure2DE‐9Connectors
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1.5.1 ODP(OPENDEVELOPERSPLATFORM)OVERRS‐232
TheLandCell‐882includestheOpenDevelopersPlatform(ODP),whichpermitscustomerstodeveloptheirownLinuxbased
applicationswhichrunonthemodem’sARM9(AT91RM9200)processor.Thecustomer’sapplicationcanutilizetheexternal
RS‐232port,andoraninternal3pin(GND,RXD,TXD)RS‐232portandis
abletotransferdataoverthecellularWANusing
thelinuxsocketlibraries.TheLandCellfirmwarealsosupportsanAPIthatallowsthecustomer’sapplicationtoaccess
diagnosticdatafromthecellmodulesuchasconnectionstatusandRSSI.Moreinformationandsupportisprovidedby
CalAmp’sApplicationsEngineeringorganization.
1.6 PRIMARYANTENNA
Theprimaryantennaconnectiononthe882GSMSeriesmodemsarefemaleconnectors,thereforeyoumustpurchasean
antennawithanSMAmaleconnector.DonotselectanSMAantennawith“reversepolarity”orRP‐Male.Whenusinga
directmountor“rubberduck”antenna,choosetheantennaspecifictoyour
bandrequirements.Mountingoptionsand