Hangzhou Gubei Electronics Technology WM1 Embedded Wi-Fi Module User Manual 2

Hangzhou Gubei Electronics Technology Co.,Ltd Embedded Wi-Fi Module 2

Users Manual

USERMANUAL_V1Thedeviceisafullyself‐containedsmallform‐factor,singlestream,802.11b/g/nwifimodule,whichprovidesawirelessinterfacetoanyequipmentwithaSerial/GPIO/I2C/ADCinterfacefordatatransfer.ItsupportsAPandSTAwirelessnetworkingandsupportWIFIDirectmode.ItintegratesMAC,basebandprocessor,RFtransceiverwithpoweramplifierinhardwareandallwifiprotocolandconfigurationfunctionalityandnetworkingstack,inembeddedfirmwaretomakeafullyself‐contained802.11b/g/nwifisolutionforavarietyofapplications.DeviceFeaturesSinglestreamWIFI@2.4GwithsupportforWEPsecuritymodeaswellasWPA/WPA2Fullyself‐containedserial‐to‐wirelessfunctionalitySupportIEEE802.11b/g/nwirelessstandardsSupportUART/PWM/ADC/I2C/GPIOdatacommunicationinterfaceSupportworkasSTA/AP/AP+STA/WIFIdirectmodeSupportsmartconfigurationSupportTLS/SSLandmDNSProtocalSupportPCB/ExternalantennaoptionSmallsize:40.9mm*22.6mm*2.7mmDeviceparemetersClassItemParametersWirelessWirelessstandard802.11b/g/nFrequencyrange2.412GHz~2.484GHzTransmitPower802.11b:17dBm802.11g:15dBm802.11n:15dBmReceiverSensitivity802.11b<‐78dBm802.11g<‐68dBm802.11n<66dBmPCBantennagain1.5dBHardwareOperatingvoltage3.1~3.6VOperatingcurrentMax(tx):~210mAOPERATINGtemp0~70℃size40.9mm*22.6mm*2.7mmVIL≤0.3VCCVIH≥0.7VCCESD(HumanBodyModel)2kv@25℃ESD(ChargedDeviceModel)500v@25℃softwareNetworktypeSTA/AP/STA+AP/WIFIDirectSecuritymechanismsWEP/WPA/WAP2EncryptionWEP64/WEP128/TKIP/AES
ReservedresourceNetworkprotocolIPv4,TCP/UDP/FTP/HTTP,HTTPS,TLS,mDNSHardware(Unit:mm)
PinassignmentGNDGNDVDD3.3VRX2GPIO79;GPT1_CH1;UART2_RXTX2GPIO78;GPT1_CH0;UART2_TXP1GPIO6;ADC0_IN1;GPT3_CH0P2GPIO7;ADC0_IN0;GPT3_CH1P3GPIO8;ADC1_IN0;GPT1_CH2;I2C1_SDAP4GPIO9;ADC1_IN1;GPT1_CH3;I2C1_SCLP5GPIO17;GPT0_CH5GNDGNDTDOJTAGTDOTCKJTAGTCKTMSJTAGTMSTDIJTAGTDITRST_NJTAGTRST_NVDD3.3VGNDGNDP6GPIO27;BOOTP7GPIO28;GPT3_CH3P8GPIO29;GPT3_CH4P9GPIO30;GPT3_CH5P10GPIO44;I2C0_SDAP11GPIO45;I2C0_SCLRX0UART0_RX;GPIO75TX0UART0_TX;GPIO74GNDGNDP12GPIO63;SPI_CLKP13GPIO64;SPI_CSP14GPIO65;SPI_RXP15GPIO66;SPI_TXGPIOEachGPIOcanbeconfiguredbysoftwareasaninputoroutputProgrammablecontrolforGPIOinterrupt,4mAcurrentsink/sourcecapabilityfor3.3vI/OsupplyRTC(Realtimeclock)TheRTCisanindependent32‐bithardwaretimer,providingacontinuouslyrunningcounterthatcanbesuppliedtoacustomerclock‐calendarandtimerinterrupt.GPT(Generalpurposetimer)A32‐bitcounterwithprogrammableclockdividerandpre‐scalar
InputcaptureforexternalinputsEdge‐alignedandCenter‐alignedPWMADCTheADCmodulehasaprogrammableresolutionfrom10to16bits.Flexiblegainbuffersettingof2x,1x,0.5xHighestthroughputratewith10‐bitresolutionis250ksample/sUARTUART0fordebug;UART2usedtocommunicatewithotherdevice.I2CThreespeeds:standardmode(100kb/s),fastmode(400kb/s),high‐speedmode(3.4Mb/s)ClocksynchronizationMasterorslaveI2Coperation,multi‐master,multi‐slaveoperation,andarbitrationsupportJTAGJustforfirmwareburningAntennaWhencustomerselectstheon‐boardchipantenna,theantennamustawayfrommetalorhighcomponentsatleast15mm,anddonotputanycomponentsorcopperundertheantenna,italsocannotbeshieldedbyanymealenclosure.Asthesimulationresultshow,thepcbantennahas1.5dBgainanditsS11<‐14dBbetween2.4GHz~2.5GHz
Thedevicealsosupportsexternalantenna.Theparametersrequiredareasfollowed:Frequencyrange2.4G~2.5GImpedance50OhmVSWR<2Returnloss<‐10dBConnectortypeIPEXWarning1.Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions:(1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived,includinginterferencethatmaycauseundesiredoperation.2.Changesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser'sauthoritytooperatetheequipment.

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