ESPRESSIF SYSTEMS ESP8266EX Wi-Fi Internet of Things Module User Manual

ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD Wi-Fi Internet of Things Module

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ESP8266EX User Manual

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ESP8266UserManual 2 / 12Espressif SystemsJune 19, 2014 TableofContents2.TableofContents.......................................................................................................21. Foreword....................................................................................................................32. FCC RF exposure requirements.................................................................................42.1. StandardsandRegulatoryCompliance................................................................42.1.1. Standardsandcertification..............................................................................42.1.2. FCCcertificationrequirements........................................................................42.1.3. FCCRFexposurerequirements........................................................................63.DownloadTools ..........................................................................................................83.1. XTCOM_UTIL........................................................................................................83.2. ESP_FLASH_DOWNLOAD...................................................................................11

ESP8266UserManual 3 / 12Espressif SystemsJune 19, 2014 1. ForewordThismanualmainlyintroduceshowtouseESP8266‐basedSDKforInternetofThings,includingvirtualmachineinstallation,developmenttoolusage,SDKsoftwaredevelopmentkitetc.OEMintegratorsmustbeinstructedtoensurethattheend‐userhasnomanualinstructionstoremoveorinstallthedevice.Theend‐usercannotremoveorinstallthismoduletoanyotherdevices.

ESP8266UserManual 4 / 12Espressif SystemsJune 19, 2014 2. FCC RF exposure requirements 2.1. Standards and Regulatory Compliance 2.1.1. Standards and certification TheEUTconformstothefollowingstandardsandcertificationrequirements:802.11b/g/nFCC❒47CFRPart1‐RFradiationexposurelimits❒47CFRPart2‐Equipmentauthorization❒47CFRPartC‐WIFI2.1.2. FCC certification requirements AccordingtothedefinitionofmobileandfixeddeviceisdescribedinPart2.1091(b),thisdeviceisamobiledevice.Andthefollowingconditionsmustbemet:1.TheEUTisamobiledevice;maintainatleasta20cmseparationbetweentheEUTandtheuser’sbodyandmustnottransmitsimultaneouslywithanyotherantennaortransmitter.2.Thedeviceisonlyforfixedoperationmode. (AClassIIChangewouldberequiredfornear‐bodyHostapplications.)3.Alabelwiththefollowingstatementsmustbeattachedtothehostendproduct:ThisdevicecontainsTxFCCID:2AC7Z‐ESP8266EX.4.TocomplywithFCCregulationslimitingbothmaximumRFoutputpowerandhumanexposuretoRFradiation,maximumantennagain(includingcableloss)mustnotexceed:❒802.11bband<2.0dBi❒802.11gband<2.0dBi

ESP8266UserManual 5 / 12Espressif SystemsJune 19, 2014 ❒802.11nband<2.0dBi5.Thismodulemustnottransmitsimultaneouslywithanyotherantennaortransmitter6.ThehostendproductmustincludeausermanualthatclearlydefinesoperatingrequirementsandconditionsthatmustbeobservedtoensurecompliancewithcurrentFCCRFexposureguidelines.Forportabledevices,inadditiontotheconditions3through6describedabove,aseparateapprovalisrequiredtosatisfytheSARrequirementsofFCCPart2.1093Ifthedeviceisusedforotherequipmentthatseparateapprovalisrequiredforallotheroperatingconfigurations,includingportableconfigurationswithrespectto2.1093anddifferentantennaconfigurations.Forthisdevice,OEMintegratorsmustbeprovidedwithlabelinginstructionsoffinishedproducts.PleaserefertoKDB784748D01v07,section8.Page6/7lasttwoparagraphs:Acertifiedmodularhastheoptiontouseapermanentlyaffixedlabel,oranelectroniclabel.Forapermanentlyaffixedlabel,themodulemustbelabelledwithanFCCID‐Section2.926(see2.2Certification(labellingrequirements)above).TheOEMmanualmustprovideclearinstructionsexplainingtotheOEMthelabellingrequirements,optionsandOEMusermanualinstructionsthatarerequired(seenextparagraph).Forahostusingacertifiedmodularwithastandardfixedlabel,if(1)themodule’sFCCIDisnotvisiblewheninstalledinthehost,or(2)ifthehostismarketedsothatendusersdonothavestraightforwardcommonlyusedmethodsforaccesstoremovethemodulesothattheFCCIDofthemoduleisvisible;thenanadditionalpermanentlabelreferringtotheenclosedmodule:“ContainsTransmitterModuleFCCID:2AC7Z‐ESP8266EX”or“ContainsFCCID:2AC7Z‐ESP8266EX”mustbeused.ThehostOEMusermanualmustalsocontainclearinstructionsonhowenduserscanfindand/oraccessthemoduleandtheFCCID.Theusermanualorinstructionmanualforanintentionalorunintentional

ESP8266UserManual 6 / 12Espressif SystemsJune 19, 2014 radiatorshallcautiontheuserthatchangesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser'sauthoritytooperatetheequipment.Incaseswherethemanualisprovidedonlyinaformotherthanpaper,suchasonacomputerdiskorovertheInternet,theinformationrequiredbythissectionmaybeincludedinthemanualinthatalternativeform,providedtheusercanreasonablybeexpectedtohavethecapabilitytoaccessinformationinthatform.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mustacceptanyinterferencereceived,includinginterferencethatmaycauseundesiredoperation.Caution:Changesormodificationsnotexpresslyapprovedbythemanufacturercouldvoidtheuser’sauthoritytooperatetheequipment.2.1.3. FCC RF exposure requirements 1.RadiatedtransmitpowermustbeequaltoorlowerthanthatspecifiedintheFCCGrantofEquipmentAuthorizationforFCCID:2AC7Z‐ESP8266EX.2.TocomplywithFCCregulationslimitingbothmaximumRFoutputpowerandhumanexposuretoRFradiation,maximumantennagain(includingcableloss)mustnotexceed:❒802.11bband<2.0dBi❒802.11gband<2.0dBi❒802.11nband<2.0dBi3.Thismodulemustnottransmitsimultaneouslywithanyotherantennaortransmitter.4.Toensurecompliancewithallnon‐transmitterfunctionsthehostmanufacturerisresponsibleforensuringcompliancewiththemodule(s)installedandfullyoperational.Forexample,ifahostwaspreviouslyauthorizedasanunintentionalradiatorundertheDeclarationofConformityprocedurewithoutatransmittercertifiedmoduleandamoduleisadded,thehostmanufactureris

ESP8266UserManual 7 / 12Espressif SystemsJune 19, 2014 responsibleforensuringthattheafterthemoduleisinstalledandoperationalthehostcontinuestobecompliantwiththePart15Bunintentionalradiatorrequirements.TheEspressifSystemswillprovideguidanceifneeded.

ESP8266UserManual 8 / 12Espressif SystemsJune 19, 2014 3. DownloadTools3.1. XTCOM_UTIL Double‐clicktheicon torunthedownloadtooltodownloadthecompiled*.binfilesontotheSPIFlashontheESP8266motherboard.SetthejumperonthemotherboardasMTDO：0，GPIO0：0，GPIO2：1,thenitwillenterdownloadmode.Stepsareasfollows:Step1:setserialportStep2:selecttherightserialportnumberandopenStep3:connect

ESP8266UserManual 9 / 12Espressif SystemsJune 19, 2014 Step4:downloadtheimagefileStep5:selectanddownloadthebinfilewhichyouaregoingtoburnintotheflashNote:ProgramAddressOffsetvariesinaccordancewithbinfile.Forexample,thecorrespondingProgramAddressOffsetforeagle.app.v6.flash.binis0x0000.Pleaserefertobindirectorydescriptionsin"4.2DirectoryStructure".Step6:re‐connectAftercompletionofStep5,re‐connectESP8266motherboardtopower.Close

ESP8266UserManual 10 / 12Espressif SystemsJune 19, 2014 serialportandrepeatStep2andStep3.Step7:selectanddownloadnextbinfilewhichyouaregoingtoburnintotheflash,forexample,eagle.app.v6.irom0text.bin.Note:thecorrespondingProgramAddressOffsetforeagle.app.v6.irom0text.binis0x40000.Pleaserefertobindirectorydescriptionsin"4.2DirectoryStructure".Step8:closeserialportAfterthedownloading,userscancheckandprintrelevantinformationwithSecureCRT.SetthejumperonthemotherboardasMTDO：0，GPIO0：1，GPIO2：1,thenitwillenteroperatingsmode.Note:pleasedisconnectthepowerwhensettingthejumpers.

ESP8266UserManual 11 / 12Espressif SystemsJune 19, 2014 3.2. ESP_FLASH_DOWNLOAD Espressifalsoprovidesthetool"ESP_FLASH_DOWNLOAD"foruserstoburnseveralbinfilesaltogetheratonce,anddownloadseveralcomplied*.binfilesatatimeintotheSPIFlashontheESP8266motherboard.“ESP_FLASH_DOWNLOAD”introduction：（1） Bin‐SelectArea:Choosebinstoburn，andburnthemincorrespondingaddress.（2） SPIFLASHCONFIG:Setconfigofspiflash.“CombineBin”mergesallbins

ESP8266UserManual 12 / 12Espressif SystemsJune 19, 2014 selectedabovetoone(target.bin).“Default”resettothedefaultconfig.（3） MacAddress：MacaddressofESP8266.AlsosetthejumperonthemotherboardasMTDO：0，GPIO0：0，GPIO2：1,thenitwillenterdownloadmode.Stepsareasfollows:(1) See the red boxes in the picture above, select the bin file to be burned ->fill in the path ->check burning options. (2) Set COM port and baud rate. (3) Click "START" to start downloading. (4) After the downloading, disconnect the power for the motherboard, and change the jumper into operation mode. Re-connect the power for operation. Set the jumper on the motherboard as MTDO：0，GPIO0：1，GPIO2：1 for operating mode. Note: please disconnect the power when setting the jumper.  