Cinterion(原西門子）MC55i無線GSM/GPRS模塊，內嵌TCP/IP協議，體積小，功能齊全，性能穩定，低功耗，開發產品方便，在短信息軟件、無線公話、無線商話、農信通、智能移動手機、PDA、PCMCIA、USB無線上網卡、高速公路路邊電話、DTU、電力抄表、負控、數據采集器、水表、煤氣表、車載終端、防盜、定位、無線POS機、彩票機、環境保護監控設備、安防、路燈遠程控制、門禁系統、直放站、無線網絡信號檢測設備、Modem、路邊咪表收費系統等領域有廣泛的應用，為避免傳統應用中拉通訊線提供了極大的方便，大大提高了工作效率，同時也降低了安裝及維護成本。如有相關需要，歡迎聯系我們，我們將開心為您服務。FeatureImplementationGeneral FrequencybandsQuadband:GSM850/900/1800/1900MHzGSMclassSmallMSOutputpower(accordingtoRelease99,V5)Class4(+33dBm 2dB)forEGSM850Class4(+33dBm 2dB)forEGSM900Class1(+30dBm 2dB)forGSM1800Class1(+30dBm 2dB)forGSM1900Thevaluesstatedabovearemaximumlimits.AccordingtoRelease99,themaximumoutputpowerinamultislotconfigurationmaybelower.Thenom inalreductionofmaximumoutputpowervarieswiththenumberofuplinktimeslotsusedandamountsto3.0dBfor2Tx,4.8dBfor3Txand6.0dBfor4Tx.Powersupply3.3V VBATT+ 4.8VAmbientoperatingtemperatureaccordingtoIEC60068-2Normaloperation:-20 Cto+55 CRestrictedoperation:-40 Cto-20 Cand+55 Cto+70 CPhysicalDimensions:32.5mmx35mmxmax.3,1mmWeight:approx.6gRoHSAllhardwarecomponentsfullycompliantwithEURoHSDirectiveGSM/GPRSfeatures DatatransferGPRS: MultislotClass10 FullPBCCHsupport MobileStationClassB CodingScheme1 4CSD: V.110,RLP,non-transparent 2.4,4.8,9.6,14.4kbps USSDPPP-stackforGPRSdatatransferSMSPoint-to-pointMTandMOCellbroadcastTextandPDUmodeStorage:SIMcardplus25SMSlocationsinmobileequipmentTransmissionofSMSalternativelyoverCSDorGPRS.Preferredmodecanbeuserdefined.FaxGroup3;Class1AudioSpeechcodecs: HalfRate(ETS06.20) FullRate(ETS06.10) EnhancedFullRate(ETS06.50/06.60/06.80) AdaptiveMultiRateAMRHandsfreeoperation,echocancellation,noisereduction,7differentringingtones/melodiesFeatureImplementationSoftware ATcommandsAT-HayesGSM07.05and07.07,SiemensATcommandsforRILcompatibility(NDIS/RIL)SIMApplicationToolkitSupportsSATclass3,GSM11.14Release98,supportofletterclass c TCP/IPstackProtocols:TCP,UDP,HTTP,FTP,SMTP,POP3AccessbyATcommandsIPaddressesIPversion6FirmwareupdateWindowsexecutableforupdateoverserialinterfaceASC0.GenericupdatefromhostapplicationoverASC0orASC1.Interfaces 2serialinterfacesASC0: 8-wiremodeminterfacewithstatusandcontrollines,unbalanced,asyn chronous Fixedbitrates:300bpsto230,000bps Autobauding:1,200bpsto230,000bps SupportsRTS0/CTS0hardwarehandshakeandsoftwareXON/XOFFflowcontrol. MultiplexabilityaccordingtoGSM07.10MultiplexerProtocol.ASC1: 4-wire,unbalancedasynchronousinterface Fixedbitrates:300bpsto230,000bps SupportsRTS1/CTS1hardwarehandshakeandsoftwareXON/XOFFflowcontrolAudio2analoginterfaces1digitalinterface(DAI)SIMinterfaceSupportedSIMcards:3V,1.8VExternalSIMcardreaderhastobeconnectedviainterfaceconnector(notethatcardreaderisnotpartofMC55i)Antenna50 .Externalantennacanbeconnectedviaantennaconnectororsolder-ablepad.Moduleinterface50-pinboard-to-boardconnectorPoweron/off,Reset Poweron/offSwitch-onbyhardwarepinIGTSwitch-offbyATcommand(AT^SMSO)Automaticswitch-offincaseofcriticaltemperatureandvoltageconditionsResetOrderlyshutdownandresetbyATcommandEmergencyresetbyhardwarepinsEMERGOFFandIGTSpecialfeatures ChargingSupportsmanagementofrechargeableLithiumIonandLithiumPolymerbatteries.RealtimeclockTimerfunctionsviaATcommandsPhonebookSIMandphoneTTY/CTMsupportIntegratedCTMmodem