Huawei MG323 manual Hardware Guide, Issue Date

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HUAWEI MG323 GSM M2M Module

Hardware Guide

Issue 06

Date 2013-06-13

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Contents Hardware Guide Issue DateNo Warranty History About This DocumentVersion Date Chapter Descriptions CreationVersion Date Chapter Descriptions Updated -3 Recommended Updated .8 Audio InterfaceSpecifications of the antenna interface Contents Electrical and Reliability Features Overview IntroductionOverall Description Feature DescriptionAbout This Chapter Function OverviewDRX=5 DRX=9 DRX=2SMS Gprs Gprs ClassCircuit Block Diagram Application Block Diagram2Circuit block diagram of the MG323 module Description of the Application Interfaces B2B Connector InterfaceMin Tpy Max Pin Pin Name Description DC Characteristics NormalTermon ResetUART1DCD LedstatusOverview Power InterfaceVIO VbatVbat Interface Pin No Signal Name DescriptionGND Vcoin DCEVcoin Interface Power-On and Power-Off Time SequenceVIO Interface Pin for controlling power-on and power-off Power-On Time SequencePin for resetting the hardware Power-Off Time Sequence Signal Control InterfaceReset Pin for network status LED Input Signal Control PinsApplication Device Output Signal Control PinWorking or Network Status Uart Interface Pin No Signal Name Description Feature DirectionDCE receive DTE transmits DTE to DCE Data Serial data Circuit Recommended for the Uart InterfaceDCE data DTE is ready DTE to DCE Terminal ready DCE data set DCE is ready DCE to DTE ReadyPower supply of the SIM card Clock signal of the SIM cardData signal of the SIM card Reset signal of the SIM cardCircuit Recommended for the SIM Card Interface Ground signal of the SIM cardAudio Interface 12External circuit for 32 Ω handsets/16 Ω headsets13External circuit for the microphone interface Antenna Interface Antenna InstallationEnvironmental Type Material Condition Coaxial Cable and RF ConnectorHuawei MG323 GSM M2M Module Hardware Guide Antenna Interface Specification Minimum Typical Maximum Unit Value RF Specifications of the Antenna InterfaceESD Protection for the Antenna Interface Uplink frequency range GSM 824 849 MHzSpecification Minimum Typical Maximum Unit Value Polarization Linear polarization Pattern Omnidirectional Specifications of the Antenna InterfaceSymbol Specification Minimum Value Maximum Value Unit Electrical and Reliability FeaturesExternal power voltage Extreme Working ConditionsSpecification Minimum Value Maximum Value Unit Operating and Storage Temperatures and HumidityPin No Signal Name Electrical Criteria of Application InterfacesPower supply Function Signal Name Waveform Remarks LevelVoltage great drop. The Vbat power voltage Than 3.3Power pin Pins 41, 43, 45, 47, and 49 are power GND ExternalVBAT=0 LedstatuUART1RIN UART1 UART1RDUART1DSR UART1RTS UART1DTR UART1CTS UART1DCD Input Power Supply Power Supply FeaturesWorking Current Parameter Minimum Value Typical Value Maximum Value UnitConfiguration Working Mode Typical value Unit RemarkBand Typical Unit Configuration Value Reliability FeaturesUp/1 Down 123 Test Condition StandardTest Condition Standard ESD Test Standard Contact Discharge Air Discharge ESD FeaturesEN61000-4-2 ±4 kV ±8 kV Dimensions Mechanical SpecificationsDimensions L x W x H 35 mm x 32.5 mm x 3.05 mm 1Dimensions of the MG323 module unit mm Dimensions of the B2B ConnectorModel Stacking HRS Number Height mm 5Structure fixing hole MG323 Module Installation Description6MG323 module installation 7Machine screw dimensions Specification Selection for Fasteners8Nut dimensions 1Circuits of typical interfaces in the MG323 module Appendix a Circuits of Typical InterfacesAcronym or Abbreviation Expansion Appendix B Acronyms and AbbreviationsPCB PbcchPDU RTC

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