TrackerSoMDatasheet(006) Functionaldescription OVERVIEW TheAssetTrackerSoMisaSystem-on-a-Module(SoM)with: LTECat1(EMEAA)orLTECatM1(NorthAmerica)cellularmodem GNSS(supportsGPS,SBAS,QZSS,GLONASS,BeiDou,andGalileo)withupto1.8maccuracyand untethereddead-reckoning SupportforCANbusand5VpowerforCANdevices Built-inInertialMeasurementUnit(IMU) Castellatedmodulecanbereflowsolderedtoyourbaseboard,andisavailableonanevaluation boardorcarrierboard FEATURES GNSSu-bloxNeoM8UforGNSSwithon-boarddead-reckoningforupto1.8mCEP50GPS accuracy SupportsGPSL1C/A,SBASL1C/A,QZSSL1C/A,QZSSL1-SAIF,GLONASSL1OF,BeiDouB1I, GalileoE1B/C Supportforbattery-backupforalmanacandephemerisdata QuectelBG96-MCmodem LTECatM1moduleforNorthAmerica(UnitedStates,Canada,andMexico) 3GPPE-UTRARelease13 LTEFDDbandssupported:2,4,12,13 QuectelEG91-EXmodem LTECat1moduleforEMEAAregion 3GPPE-UTRARelease13 Cat1bandssupported:1,3,7,8,20,28 SupportforEuropeonlyatthistime NordicSemiconductornRF52840SoC ARMCortex-M4F32-bitprocessor@64MHz 1MBflash,256KBRAMinSoC Bluetooth5:2Mbps,1Mbps,500Kbps,125Kbps SupportsDSPinstructions,HWacceleratedFloatingPointUnit(FPU)calculations ARMTrustZoneCryptoCell-310Cryptographicandsecuritymodule Upto+8dBmTXpower(downto-20dBmin4dBsteps) NFC-Atag Wi-Filocation:on-boardESP32offersSSIDscanningforusingthird-partyWi-Filocationservices PMIC(PowerManagementIC)andFuelGauge On-moduleadditional8MBSPIflash CANBus:on-board,integratedCANBuscontrollerandtransceivermakingitidealforfleetand micromobility BoostConvertertopower5VCANdevicesfroma3.6Vbattery RTC:Externalreal-timeclockwithsupportforanoptionalseparatebattery WatchdogTimer:integratedhardwareWDT 10MixedsignalGPIO(8xAnalog,10xDigital,UART,I2C,SPI) USB2.0fullspeed(12Mbps) JTAG(SWD)pins SupportforexternalRGBstatusLED SupportforexternalResetandModebuttons On-moduleMFF2ParticleSIM Bluetoothchipantennaonmodule,switchabletouseU.FLconnectorinsoftware. Fiveon-moduleU.FLconnectorsforcellular,GNSS,BLE,Wi-Fi,andalternativeGNSS. Castellatedmoduledesignedtobereflowsolderedtoyourowncustombaseboard,orprepopulatedonaParticleEvaluationBoardorCarrierBoard. FCC,IC,andCEcertified RoHScompliant(lead-free) Interfaces BLOCKDIAGRAM POWER TheTrackerSoMcanbepoweredviatheVIN(3.88V-12VDC)pin,overUSB,oraLiPobattery. VIN TheinputvoltagerangeonVINpinis3.88VDCto12VDC.WhenpoweringfromtheVINpinalone, makesurethatthepowersupplyisratedat10W(forexample5VDCat2Amp).Ifthepowersource isunabletomeetthisrequirement,you'llneedconnecttheLiPobatteryaswell.Anadditionalbulk capacitanceof470uFto1000uFshouldbeaddedtotheVINinputwhentheLiPoBatteryis disconnected.Theamountofcapacitancerequiredwilldependontheabilityofthepowersupply todeliverpeakcurrentstothecellularmodem. LiPo Thispinservestwopurposes.YoucanusethispintoconnectaLiPobattery(eitherdirectlyorusing aJSTconnector),oritcanbeusedtoconnectanexternalDCpowersource(andthisiswhereone needstotakeextraprecautions).WhenpoweringitfromanexternalregulatedDCsource,the recommendedinputvoltagerangeonthispinisbetween3.6Vto4.4VDC.Makesurethatthe supplycanhandlecurrentsofatleast3Amp.Thisisthemostefficientwayofpoweringthemodule sincethePMICbypassestheregulatorandsuppliespowertothemoduleviaaninternalFET leadingtolowerquiescentcurrent. WhenpoweredfromaLiPobatteryalone,thepowermanagementICswitchesofftheinternal regulatorandsuppliespowertothesystemdirectlyfromthebattery.Thisreducestheconduction lossesandmaximizesbatteryruntime.ThebatteryprovidedwiththemoduleisaLithium-Ion Polymerbatteryratedat3.7VDC1,800mAh.Youcansubstitutethisbatterywithanother3.7VLiPo withhighercurrentrating.Remembertoneverexceedthisvoltageratingandalwayspayattention tothepolarityoftheconnector.ALiPobatterywithinternalprotectioncircuitsisrecommended. Typicalcurrentconsumptionisaround180mAandupto1.8Atransientsat5VDC.Indeepsleep mode,thequiescentcurrentis130uA[thisvaluemaychange](poweredfromthebatteryalone). TheMAX17043fuelgaugeisonlycompatiblewithsinglecelllithium-ionbatteries.Thestate-ofcharge(SoC)valueswillnotbeaccuratewithotherbatterychemistries. Abatterytemperaturesensorcanbeaddedifdesired.Connectanegativetemperaturecoefficient thermistortotheTSpinandGND.ChargesuspendswhentheTSpinisoutofrange.A103AT-2 thermistorisrecommended. VBUS VBUSisconnectedtotheUSBdetectpinofnRF52840toenablestheUSBinterface.The recommendedinputvoltagerangeisbetween4.35Vto5.5VDC.Itisalsoconnectedtothebq24195 PMICtoallowforDPDM,detectionofthepowercapacityoftheUSBport. 3V3Pin Thispinistheoutputoftheon-board3.3Vswitchingregulatorthatpowersthemicrocontrollerand theperipherals.Thispincanbeusedasa3.3Vpowersourcewithamaxloadof800mA.Unlikethe Photon,thispinCANNOTbeusedasaninputtopowerthemodule. RTC_BAT Thisisthesupplytothereal-timeclockbatterybackup.1.4to3.6V. Voltage TypicalCurrent MaximumCurrent Unit 3.0V 56 330 nA 1.8V 52 290 nA IftheRTCbatteryisnotused,connectRTC_BATtoground. GNSS_BAT Thisisthesupplyformaintainingtheu-bloxGNSSephemerisandalmanacdatawhenremoving power.ThiscanusethesamebatteryasRTC_BAT,canbeasuper-capacitor,orcanbeomitted.1.5 to3.6V.Typicalcurrentis15uA. IfyouarenotpoweringGNSS_BATwithabatteryorsuper-capacitor,connectGNSS_BATto3V3. Savingtheephemerisandalmanacdatacanimprovefix/locktime. Itwon'tmakeadifferenceoncompletelycoldboot,whereisnopreviouslysaveddata. ItdoesnotmakeadifferenceiftheGNSSisconstantlypoweredorisusingasoftwarepower savemode. PMID ThispinistheoutputoftheinternalboostregulatorofthePMICthatcansource5.1VDCfromthe batteryinOTG(OnTheGo)mode.Thisfeatureisusefulwhenyourcircuitryneedsa5Vsourcefrom themodulewhenpoweredbythebatteryalone. Theconfusingbitaboutthispinisthatitwillcontinuetoprovide5.1VDCbutonlywhentheinput voltage(VIN)isbetween3.6Vto5.1VDC.Assoonastheinputvoltageexceedsthislimit,thePMID startstrackingthatvoltage.ForexampleifVIN=9VDC,thePMIDwillbe9VDCand NOT5.1VDC.So youneedtobecarefulwhenusingitasasourceforpoweringyourexternalcircuitry.Themax currentdrawonthispinis2.1Abutisnotrecommendedduetothermallimitationsofthecircuit board. ANTENNAS ThereareanumberofU.FLantennaconnectorsontheTrackerSoM: Label Purpose GNSS u-bloxGNSSantenna(GPS) CELL Quectelcellularmodemantenna WIFI Wi-FiantennaforWi-Figeolocation(optional)1 BLE ExternalBluetooth(optional)2 GNSS/DIV QuectelGNSSantenna(optional)1 DIV LTEcellularreceivediversityantenna3 1Notsupportedininitialrelease. 2ThereisaBLEchipantennaonthemodule,theexternalBLEantennaisoptional. 3DIVistheconnectorfortheLTEcellularreceivediversityantenna(T523only).Asecondcellular antennacanbeconnectedtothisconnectortoimproveperformancewhenthedevicewillbe movingathighspeeds.ItisonlyusedforLTECat1connectionsandisnotsupportedwhenin2Gor 3Gmode.Thisantennaisnotnecessaryinmostcasesandisnotincludedinevaluationkits.The T402doesnothavethisconnectorasreceivediversityisnotsupportedinLTECatM1mode. ThereisnoU.FLconnectorforNFC.IfyouwishtousetheNFCtagfeature,you'llneedtoaddan antennaorantennaconnectoronyourbaseboard. Theantennaplacementneedstofollowsomebasicrules,asanyantennaissensitivetoits environment.Mounttheantennaatleast10mmfrommetalcomponentsorsurfaces,ideally 20mmforbestradiationefficiency,andtrytomaintainaminimumofthreedirectionsfreefrom obstructionstobeabletooperateeffectively. Needstuningwithactualproductenclosureandallcomponents. FortheBLEantenna,itisrecommendedtousea2.4GHzsingle-frequencyantennaandnota 2.4GHz+5GHzantenna,soastoavoidlargegainatthefrequencytwiceof2.4GHzwhichcan causethesecondharmonicradiationof2.4GHztoexceedstandards. PERIPHERALSANDGPIO Thereare10exposedGPIOlineslabeledA0-A7,TX,andRX.Thesemulti-functionpinscanbe configuredforuseasGPIOorotherinterfaceslikeSPIandI2C. SharedPeripherals Qty Input(I)/Output(O) Digital 10(max) I/O Analog(ADC) 8(max) I UART 1 I/O SPI 1 I/O I2C 1 I/O PWM 10(max)1 O PeripheralType Qty Input(I)/Output(O) USB 1 I/O NFCTag 1 O CANBus 1 I/O 1PWMisdividedintothreePWMgroups.Eachgroupmustsharethesamefrequency,butcanhave differentperiods. Note:AllGPIOareonlyratedat3.3VDCmax.CANbushasa highervoltagerating. JTAG(SWD) TheAssetTrackerSoMexposesthenRF52SWDinterfaceonthefollowingpins.TheEvaluation Boardconnectsthesepinstothe2x5connectorusedontheArgonandBorontoeasilyconnectthe ParticleDebugger. # Pin 22 SWDIO Function ConnectedTo Description JTAG nRF52 nRF52MCUSWDIO 23 SWDCLK JTAG nRF52 nRF52MCUSWDCLK 24 JTAG nRF52 nRF52MCUSWO SWO Thisinterfacecanbeusedtodebugyourcodeorreprogramyourbootloader,deviceOS,orthe userfirmware. Memorymap NRF52840FLASHLAYOUTOVERVIEW Bootloader(48KB,@0xF4000) UserApplication(128KB,@0xD4000) System(656KB,@0x30000) SoftDevice(192KB) EXTERNALSPIFLASHLAYOUTOVERVIEW(DFUOFFSET:0X80000000) OTA(1500KB,@0x00689000) Reserved(420KB,@0x00620000) FAC(128KB,@0x00600000) Reserved(2MB@0x00400000) LittleFS(4MB,@0x00000000) Pinsandconnectors Circularlabelsareasfollows: Label Purpose 1 Quectelcellularmodemantenna 2 Wi-FiantennaforWi-Figeolocation(optional) 3 ExternalBluetooth(optional) 4 Built-inBluetoothchipantenna 5 QuectelGNSSantenna(optional) 6 u-bloxGNSSantenna(GPS) 7 u-bloxNeoM8GNSS(GPS) 8 Quectelcellularmodem SOMPINDESCRIPTION # Pin Function Connected To Description RightSide 1 GND POWER Ground 2 GNSS_BAT POWER IN 3 GNSS_RESET IO 4 GNSS_VBUS USBPWR GNSS GNSSUSBpower.Optional. 5 GNSS_P USBD+ GNSS GNSSUSBinterfaceD+.Optional. 6 GNSS_N USBD- GNSS GNSSUSBinterfaceD-.Optional. 7 GNSS_PULSE OUT GNSS GNSStimepulseoutput.CanbeusedforaGNSSfixLED.2 8 GND POWER 9 NC 10 GND POWER 11 WIFI_EN IO WIFI&IOEX ESP32enable.Canbecontrolledbythispinorsoftware. 12 WIFI_BOOT IO WIFI&IOEX ESP32bootmode.Canbecontrolledbythispinorsoftware. 13 WIFI_TXD OUT WIFI ESP32serialTX 14 WIFI_RXD IN WIFI ESP32serialTX 15 CELL_VBUS USBPWR CELL CellularmodemUSBpower.Optional. 16 CELL_D+ USBD+ CELL CellularmodemUSBinterfaceD+.Optional. 17 CELL-D- USBD- CELL CellularmodemUSBinterfaceD-.Optional. 18 NCSOM18 Leaveunconnected. 19 NCSOM19 Leaveunconnected. 20 NCSOM20 Leaveunconnected. 21 NCSOM21 Leaveunconnected. 22 SWDIO JTAG nRF52 nRF52MCUSWDIO 23 SWDCLK JTAG nRF52 nRF52MCUSWDCLK 24 SWO JTAG nRF52 nRF52MCUSWO 25 GND POWER 26 NFC2 NFC nRF52 nRF52NFCantenna.SupportsNFCtagmodeonly.Optional. 27 NFC1 NFC nRF52 nRF52NFCantenna.SupportsNFCtagmodeonly.Optional. 28 RGB_BLUE RGBLED nRF52 CommonanodeRGBstatusLED,blue.Optional. 29 RGB_GREEN RGBLED nRF52 CommonanodeRGBstatusLED,green.Optional. 30 RGB_RED RGBLED nRF52 CommonanodeRGBstatusLED,red.Optional. 31 GND POWER 32 MODE INPUT nRF52 ExternalMODEbuttoninput,activelow.Optional. 33 RESET INPUT nRF52 ExternalRESETbuttoninput,activelow.Optional. 34 NCSOM34 Leaveunconnected. 35 NCSOM35 Leaveunconnected. 36 NCSOM36 Leaveunconnected. 37 NCSOM37 Leaveunconnected. 38 A7 IO nRF52 A7,D7,SS,WKP 39 A6 IO nRF52 A6,D6,SPISCK 40 A5 IO nRF52 A5,D5,SPIMISO GNSS GNSS& IOEX BatterybackupforGNSS GNSShardwarereset.Canbecontrolledbythispinorsoftware. Ground Leaveunconnected. Ground Ground Ground 41 A4 IO 42 GND POWER nRF52 A4,D4,SPIMOSI Ground TopSide 43 GND POWER Ground 44 NCSOM44 45 3V3 46 TS IN PMIC Batterytemperaturesensor 47 PMID POWER OUT PMIC PMICpoweroutputinOTGmode. 48 GND POWER 49 VIN 50 STAT 51 VBUS 52 GND POWER 53 LI+ POWER Leaveunconnected. POWER OUT POWER TPS62291 3.3Vpoweroutput.1000mAmaximumincludenRF52andother peripheraluse. Ground PMIC Powerinput3.88VDCto12VDC. OUT PMIC PMICchargestatus.CanbeconnectedtoanLED.Activelow. Optional. POWER PMIC& nRF52USBpowerinput.Canbeusedasapowersupplyinstead IN nRF52 ofVIN. IN Ground PMIC ConnecttoLi-Pobattery.Canpowerthedeviceorberecharged byVINorVBUS. LeftSide 54 GND POWER Ground 55 A0 IO nRF52 A0,D0,WireSDA,Thermistor1 56 A1 IO nRF52 A1,D1,WireSCL,Userbutton1 57 A2 IO nRF52 A2,D2,Serial1CTS,GNSSlockindicator1 58 A3 IO nRF52 A3,D3,Serial1RTS,M8GPIO 1 59 NCSOM59 Leaveunconnected. 60 NCSOM60 Leaveunconnected. 61 NCSOM61 Leaveunconnected. 62 NCSOM62 Leaveunconnected. 63 AGND POWER nRF52 64 CAN_N CAN CAN CANData- 65 CAN_P CAN CAN CANData+ 66 CAN_5V 67 GND POWER 68 MCU-D- USBD- nRF52 MCUUSBinterfaceD-.Optional. 69 MCU_D+ USBD+ nRF52 MCUUSBinterfaceD+.Optional. 70 GND POWER 71 MCU_RX IO nRF52 SerialRX,GPIOD9,Wire3SDA 72 MCU_TX IO nRF52 SerialTX,GPIOD8,Wire3SCL 73 RTC_BAT POWER AM18X5 RTC/Watchdogbattery+.ConnecttoGNDifnotusing. 74 RTC_BTN IN AM18X5 RTCEXTI.Canuseasawakebutton. 75 GND POWER 76 NCSOM76 Leaveunconnected. 77 NCSOM77 Leaveunconnected. 78 NCSOM78 Leaveunconnected. 79 NCSOM79 Leaveunconnected. nRF52analogground.CanconnecttoregularGND. XCL9142F40 5Vpowerout,0.8Amaximum.Canbecontrolledbysoftware. Ground Ground Ground 80 NCSOM80 Leaveunconnected. 81 NCSOM81 Leaveunconnected. 82 NCSOM82 Leaveunconnected. 83 CELL_GPS_RX IN CELL CellularmodemGPSserialRXdata. 84 CELL_GPS_TX OUT CELL CellularmodemGPSserialTXdata. 85 CELL_RI OUT CELL Cellularmodemringindicatoroutput. 86 GND POWER 87 CELL_GPS_RF RF 88 GND POWER Ground 89 GND POWER Ground 90 GNSS_BOOT Ground CELL CellularmodemGPSantenna.Optional. GNSS u-bloxGNSSbootmode 91 GNSS_ANT_PWR GNSS u-bloxGNSSantennapower 92 GNSS_LNA_EN GNSS u-bloxGNSSLNAenableorantennaswitch 93 GND 94 GNSS_RF 95 GND POWER Ground GNSS POWER GNSSantenna. Ground Note:AllGPIO,ADC,andperipheralssuchasI2C,Serial,andSPIare3.3Vmaximumandare not5V tolerant. Pinnumbersmatchthetriangularnumbersinthegraphicabove. 1PinusageontheTrackerOne. 2TheGNSS_PULSEpincanbeusedforahardwareGPSlockindicator,howevertheTrackerOne controlstheGNSSLockindicatorinsoftwareandconnectstheLEDtopinA2. NRF52PINASSIGNMENTS SoMPin GPIO Analog Other PWM nRFPin 55 D0 A0 WireSDA1 Group0 P0.03 56 D1 A1 WireSCL1 Group0 P0.02 57 D2 A2 Serial1CTS Group0 P0.28 58 D3 A3 Serial1RTS Group0 P0.30 41 D4 A4 SPIMOSI Group1 P0.31 40 D5 A5 SPIMISO Group1 P0.29 39 D6 A6 SPISCK Group1 P0.04 38 D7 A7 SPISS,WKP Group1 P0.05 72 D8 Serial1TX,Wire3SCL Group2 P0.06 71 D9 Serial1RX,Wire3SDA Group2 P0.08 1Pull-upresistorsarenotincluded.WhenusingasanI2Cport,externalpull-upresistorsare required. SystemperipheralGPIO Name Description Location BTN MODEButton P1.13 PMIC_INT PMICInterrupt P0.26 LOW_BAT_UC FuelGaugeInterrupt RTC_INT IOEX0.0 Real-timeclockInterrupt P0.27 Cellularmodulereset P0.7 BGPWR Cellularmodulepower P0.8 BGVINT Cellularpowerondetect P1.14 BGDTR CellularmoduleDTR BGRST IOEX1.5 CAN_INT CANinterrupt P1.9 CAN_RST CANreset IOEX1.6 CAN_PWR 5Vboostconverterenable IOEX1.7 CAN_STBY CANstandbymode IOEX0.2 CAN_RTS0 CABRTS0 IOEX1.4 CAN_RTS1 CANRTS1 IOEX1.2 CAN_RTS2 CANRTS2 IOEX1.3 SEN_INT IMUinterrupt P1.7 ANT_SW1 BLEantennaswitch P1.15 GPS_PWR u-bloxGNSSpower IOEX0.6 u-bloxGNSSinterrupt IOEX0.7 u-bloxGNSSbootmode IOEX1.0 GPS_RST u-bloxGNSSreset IOEX1.1 WIFI_EN ESP32enable IOEX0.3 WIFI_INT ESP32interrupt IOEX0.4 ESP32bootmode IOEX0.5 GPS_INT GPS_BOOT WIFI_BOOT STATUSLED TheTrackerSoMdoesnothaveanon-moduleRGBsystemstatusLED.Wehaveprovidedits individualcontrolpinsforyoutoconnectanLEDofyourliking.Thiswillallowgreaterflexibilityin theenddesignofyourproducts. DeviceOSassumesacommonanodeRGBLED.OnecommonLEDthatmeetstherequirementsis theCreeCLMVC-FKA-CL1D1L71BB7C3C3whichisinexpensiveandeasilyprocured.Youneedtoadd threecurrentlimitingresistors.WiththisLED,wetypicallyuse1Kohmcurrentlimitingresistors. Thesearemuchlargerthannecessary.TheymaketheLEDlessblindingbutstillprovidesufficient currenttolighttheLEDs.Ifyouwantmaximumbrightnessyoushouldusethecalculatedvalues33ohmonred,and66ohmongreenandblue. AdetailedexplanationofdifferentcolorcodesoftheRGBsystemLEDcanbefound here. Technicalspecifications ABSOLUTEMAXIMUMRATINGS Parameter Symbol Min Typ Max Unit SupplyInputVoltage VIN -2.0 +22.0 V SupplyInputCurrent IIN-MAX-L 1.5 A VBUSUSBsupplyvoltage VUSB +5.8 V SupplyOutputVoltage VIN +4.8 V SupplyOutputVoltage V3V3 +3.3 V SupplyOutputCurrent I3V3-MAX-L LiPoBatteryVoltage VLiPo Supply CANSupplyVoltage -0.3 800 mA -0.5 +6.0 V 5 V CANSupplyCurrent 400 mA I/Opinvoltage VI/O IO -0.3 +3.6 V 80 mA 10 dBm +85 C 2 kV NFCantennapincurrent INFC1/2 NFC1/NFC2 Radio BTRFinputlevel(52840) Environmental Storagetemperature ESDSusceptibilityHBM(HumanBodyMode) VESD -40 Stressesbeyondthoselistedunderabsolutemaximumratingsmaycausepermanentdamageto thedevice.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseorany otherconditionsbeyondthoseindicatedunderrecommendedoperatingconditionsisnotimplied. Exposuretoabsolute-maximum-ratedconditionsforextendedperiodsmayaffectdevicereliability. RECOMMENDEDOPERATINGCONDITIONS Parameter Symbol Min Typ Max Unit Supplyvoltages SupplyInputVoltage VIN 3.9 VBUSUSBsupplyvoltage VUSB 4.35 LiPoBatteryVoltage VLiPo 3.6 5.0 17.0 V 5.5 V 4.3 V Environmental Normaloperatingtemperature1 -20 +25 +753 C Extendedoperatingtemperature2 -40 +85 C 95 % HumidityRangeNoncondensing,relativehumidity Notes: 1Normaloperatingtemperaturerange(fullyfunctionalandmeet3GPPspecifications). 2Extendedoperatingtemperaturerange(RFperformancemaybeaffectedoutsidenormal operatingrange,thoughmoduleisfullyfunctional) 3Themaximumoperatingtemperatureis75ContheB523(Quectel)butis65ContheB402(u- bloxLTEM1).Forcompatibilityacrossmodules,limitthisto65C. GNSSSPECIFICATIONS u-bloxNEO-M8Uuntethereddeadreckoningmoduleincluding3Dinertialsensors SPIInterface SupportsGPSL1C/A,SBASL1C/A,QZSSL1C/A,QZSSL1-SAIF,GLONASSL1OF,BeiDouB1I,and GalileoE1B/C Parameter Specification Dynamicsoperationallimit1 4g Altitudeoperationallimit1 50000m Velocityoperationallimit1 500m/s Velocityaccuracy2 0.5m/s Headingaccuracy2 1degree Maxnavigationupdaterate3 30Hz Maxnavigationlatency3 <10ms GPS& Parameter Time-To-FirstFix 5 Sensitivity78 Horizontalpositioning accuracy Altitudeaccuracy GLONASS GPS GLONASS BeiDou Galileo Coldstart 26s 30s 31s 39s 57s Hotstart 1.5s 1.5s 1.5s 15.s 1.5s Aidedstart6 3s 3s 3s 7s 7s -160 -154 dBm dBm -155 -152 dBm dBm -143 -133 dBm dBm -155 -151 dBm dBm Tracking& Navigation -160dBm -160 dBm -159 -157dBm Reacquisiton -160dBm ColdStart -148dBm HotStart -157dBm Autonomous9 2.5m 2.5m 4.0m 3.0m TBC10 WithSBAS11 1.5m 1.5m - - - WithSBAS12 3.5m 3.0m 7.0m 5.0m - dBm -147 dBm -156 dBm -156dBm -145dBm -155dBm 1ConfiguredforAirborne<4gplatform 250%at30m/s 3Highnavigationratemode 5Allsatellitesat-130dBm,exceptGalileoat-127dBm 6Dependentonaidingdataconnectionspeedandlatency 7DemonstratedwithagoodexternalLNA 8Configuredmin.CNOof6dB/Hz,limitedbyFWwithmin.CNOof20dB/Hzforbestperformance 9CEP,50%,24hoursstatic,-130dBm,>6SVs 10TobeconfirmedwhenGalileoreachesfulloperationalcapability 11CEP,50%,24hoursstatic,-130dBm,>6SVs 12CEP,50%,24hoursstatic,-130dBm,>6SVs GNSSGPIO: Name GPS_PWR GPS_INT Description Location u-bloxGNSSpower IOEX0.6 u-bloxGNSSinterrupt IOEX0.7 GPS_BOOT u-bloxGNSSbootmode GPS_RST u-bloxGNSSreset GPS_CS CANSPIChipSelect IOEX1.0 IOEX1.1 CSDecoder4 CANSPECIFICATIONS MicrochipMCP25625CANControllerwithIntegratedTransceiver SPIInterface ImplementsCAN2.0B(ISO11898-1) ImplementsISO-11898-2andISO-11898-5standardphysicallayerrequirements Upto1Mb/secoperation 3transmitbufferswithprioritizationandabortfeatures 2receivebuffers 6filtersand2maskswithoptionalfilteringonthefirst2databytes CANbuspinsaredisconnectedwhendeviceisunpowered High-ESDprotectiononCANHandCANL,meetsIEC61000-4-2upto8kV Verylowstandbycurrent,10uA,typical 5Vstep-upconverter(XCL9142F40CER),400mAmaximum CANterminatorresistorisnotincluded CANGPIO: Name Description Location CAN_INT CANinterrupt P1.9 CAN_RST CANreset(LOW=resetfor100milliseconds) IOEX1.6 CAN_PWR 5Vboostconverterenable(HIGH=on) IOEX1.7 CAN_STBY CANstandbymode(HIGH=standby) IOEX0.2 CAN_RTS0 CABRTS0 IOEX1.4 CAN_RTS1 CANRTS1 IOEX1.2 CAN_RTS2 CANRTS2 IOEX1.3 CAN_CS CANSPIChipSelect CSDecoder7 CANH,CANLAbsoluteMaximumRatings: Parameter Maximum DCVoltageatCANH,CANL -58Vto+58V TransientVoltageonCANH,CANL(ISO-7637) -150Vto+100V ESDProtectiononCANHandCANLPins(IEC61000-4-2) 8kV ESDProtectiononCANHandCANLPins(IEC801;HumanBodyModel) 8kV CANTranceiverCharacteristics Parameter Symbol SupplyInputVoltage VDDA SupplyCurrent IDD StandbyCurrent CANH,CANLRecessiveBusOutput Min Typ Max Unit Conditions 5.0 IDDS V 5 10 mA Recessive;VTXD=VDDA 45 70 mA Dominant;VTXD=0V 5 15 A IncludesIIO VO(R) 2.0 2.5 3.0 V VTXD=VDDA CANH,CANLBusOutputVoltagein Standby VO(S) -0.1 0.0 +0.1 V STBY=VTXD=VDDA;Noload RecessiveOutputCurrent IO(R) -5 +5 mA CANH:DominantOutputVoltage VO(D) 2.75 3.5 4.5 V TXD=0;RL=50to65 CANL:DominantOutputVoltage VO(D) 0.5 1.5 2.25 V RL=50to65 Dominant:DifferentialOutputVoltage VO(DIFF) 1.5 2.0 3.0 V TXD=VSS;RL=50to65 Voltage -24V<V CAN<+24V Recessive:DifferentialOutputVoltage -120 500 CANH:Short-CircuitOutputCurrent IO(SC) -120 CANL:Short-CircuitOutputCurrent RecessiveDifferentialInputVoltage DominantDifferentialInputVoltage 0 12 mV TXD=VDDA;RL=50to65 0 50 mV TXD=VDDA;Noload 85 75 VDIFF(R) (I) VDIFF(D) (I) mA 120 mA -1.0 +0.5 V -1.0 +0.4 V 0.9 5.0 V 1.0 5.0 V VTXD=VSS;VCANH=0V;CANL: floating VTXD=VSS;VCANL=18V;CANH: floating Normalmode;-12V<V (CANH,CANL)< +12V Standbymode;-12V<V (CANH,CANL)< +12V Normalmode;-12V<V (CANH,CANL)< +12V Standbymode;-12V<V (CANH,CANL)< +12V OTHERCOMPONENTS IMU(InertialMeasurementUnit) BoschSensortecBMI160 SPIInterfaceconnectedtoSPI1(MISO1,MOSI1,SCK1) ChipSelect:SEN_CS(CSDecoder2) CanwakenRF52MCUonmovement(SEN_INT1) 16bitdigital,triaxialaccelerometerandtriaxialgyroscope Verylowpowerconsumption:typically925Awithaccelerometerandgyroscopeinfull operation AllocatableFIFObufferof1024bytes(capableofhandlingexternalsensordata) Hardwaresensortime-stampsforaccuratesensordatafusion Integratedinterruptsforenhancedautonomousmotiondetection PMIC TexasInstrumentsbq24195 I2Cinterface(Wire1address0x6B) CaninterruptnRF52MCUonchargestatusandfault HandlesswitchingbetweenUSB,VIN,andbatterypower LiPobatterycharger Chargesafetytimer,thermalregulation,andthermalshutdown Optionalconnectionforbatterythermistor FuelGauge MAX17043 I2Cinterface(Wire1address0x36) CaninterruptnRF52MCUonlowbattery Fuel-gaugesystemforsinglecelllithium-ion(Li+)batteries Precisionvoltagemeasurement12.5mVAccuracyto5V Accuraterelativecapacity(RSOC)CcalculatedfromModelGaugealgorithm Nooffsetaccumulationonmeasurement Nofull-to-emptybatteryrelearningnecessary RTC/Watchdog AmbiqMicroAM18X5Real-TimeClockwithPowerManagement 55nApowerconsumption Crystaloscillator I2Cinterface(Wire1address0x68) CanwakeMCUfromhibernate(SLEEP_MODE_DEEP)ataspecifictimeusing RTC_INT. Programmablehardwarewatchdog RTCpoweredbyXC6504ultra-lowconsumptionregulatorsothemainTPS62291canbeshut downfromRTC Wi-FiGeolocation TheWi-FimoduleisintendedforWi-Figeolocationonly.Itcannotbeusedasanetworkinterface insteadofusingcellular.AnexternalserviceprovidersuchastheGoogleGeolocationServiceis requiredformappingWi-Finetworkstoalocation. ESP32-D2WD SPIInterface ConnectedtoSPI1(MISO1,MOSI1,SCK1) ChipSelect:WIFI_CS(CSDecoder3) Interrupt:ESP32IO4isconnectedtoMCP23517TI/0ExpanderGPA4. TheSoMconnectorhasseveralpinsdedicatedtoWi-Fi: # Pin 11 WIFI_EN Function ConnectedTo 12 WIFI_BOOT Description IO WIFI&IOEX ESP32enable.Canbecontrolledbythispinorsoftware. IO WIFI&IOEX ESP32bootmode.Canbecontrolledbythispinorsoftware. 13 WIFI_TXD OUT WIFI ESP32serialTX 14 WIFI_RXD IN WIFI ESP32serialTX TheWIFI_ENpinturnsontheWi-Fimodule.LOW=Off,HIGH=On.Thedefaultisoff(witha100K weakpull-down).ItcanbeturnedonfromPin11ontheSoMconnection,orinsoftwarefromthe MCP23S17I/0Expander0.3. TheWIFI_BOOTpinenablesprogrammingmode. 3.3VRegulator TexasInstrumentsTPS62291 1.0Aat3.3V PowersnRF52840MCUandESP32Wi-Fimodule Canbeusedbyyourbaseboardtopower3.3Vcomponents 3.3VsupplycanbepowereddownfromtheRTC/Watchdog RADIOSPECIFICATIONS nRF52840 Bluetooth(R)5,2.4GHz 95dBmsensitivityin1MbpsBluetooth(R)lowenergymode 103dBmsensitivityin125kbpsBluetooth(R)lowenergymode(longrange) 20to+8dBmTXpower,configurablein4dBsteps 4GLTEcellularcharacteristicsforEG91-EX Parameter Value Protocolstack 3GPPRelease13 RAT LTECat1 LTEFDDBands Band28(700MHz) Band20(800MHz) Band8(900MHz) Band3(1800MHz) Band1(2100MHz) Band7(2600MHz) WCDMABands Band8(900MHz) Band1(2100) GSMBands EGSM900(900MHz) DCS1800(1800MHz) Powerclass Class4(33dBm2dB)forEGSM900 Class1(30dBm2dB)forDCS1800 ClassE2(27dBm3dB)forEGSM9008-PSK ClassE2(26dBm3dB)forDCS18008-PSK Class3(24dBm3dB)forWCDMAbands Class3(23dBm2dB)forLTEFDDbands 4GLTEcellularcharacteristicsforBG96-MC Parameter Value Protocolstack 3GPPRelease13 RAT LTECatM1 EGPRS LTEFDDBands Band12(700MHz) Band13(700MHz) Band4(1700MHz) Band2(1900MHz) GSMBands EGSM850(850MHz) DCS1900(1900MHz) ESP32 EspressifSystemsESP32forWi-Figeolocation: Feature Description WLANStandards IEEE802.11b/g/n AntennaPort SingleAntenna FrequencyBand 2412to2484MHz I/OCHARACTERISTICS ThesespecificationsarebasedonthenRF52840datasheet. Symbol Parameter VIH Inputhighvoltage VIL Inputlowvoltage VOH,SD Max Unit 0.7xVDD VDD V VSS 0.3xVDD V Outputhighvoltage,standarddrive,0.5mA,VDD1.7 VDD-0.4 VDD V VOH,HDH Outputhighvoltage,highdrive,5mA,VDD>=2.7V VDD-0.4 VDD V VOH,HDL Outputhighvoltage,highdrive,3mA,VDD>=1.7V VDD-0.4 VDD V VOL,SD Outputlowvoltage,standarddrive,0.5mA,VDD1.7 VSS VSS+0.4 V VOL,HDH Outputlowvoltage,highdrive,5mA,VDD>=2.7V VSS VSS+0.4 V VOL,HDL Outputlowvoltage,highdrive,3mA,VDD>=1.7V VSS VSS+0.4 V IOL,SD CurrentatVSS+0.4V,outputsetlow,standarddrive,VDD1.7 1 2 4 mA IOL,HDH CurrentatVSS+0.4V,outputsetlow,highdrive,VDD>=2.7V 6 10 15 mA IOL,HDL CurrentatVSS+0.4V,outputsetlow,highdrive,VDD>=1.7V 3 IOH,SD CurrentatVDD-0.4V,outputsethigh,standarddrive,VDD1.7 1 2 4 mA IOH,HDH CurrentatVDD-0.4V,outputsethigh,highdrive,VDD>=2.7V 6 9 14 mA IOH,HDL CurrentatVDD-0.4V,outputsethigh,highdrive,VDD>=1.7V 3 tRF,15pF Rise/falltime,standarddrivemode,10-90%,15pFload1 9 ns tRF,25pF Rise/falltime,standarddrivemode,10-90%,25pFload1 13 ns tRF,50pF Rise/falltime,standarddrivemode,10-90%,50pFload 1 25 ns tHRF,15pF Rise/Falltime,highdrivemode,10-90%,15pFload 1 4 ns tHRF,25pF Rise/Falltime,highdrivemode,10-90%,25pFload 1 5 ns tHRF,50pF Rise/Falltime,highdrivemode,10-90%,50pFload 1 8 ns RPU Pull-upresistance 11 13 16 k RPD Pull-downresistance 11 13 16 k CPAD Padcapacitance 3 pF CPAD_NFC PadcapacitanceonNFCpads 4 pF INFC_LEAK LeakagecurrentbetweenNFCpadswhendriventodifferent states 1Riseandfalltimesbasedonsimulations Min Typ mA mA 1 10 A Mechanicalspecifications DIMENSIONSANDWEIGHT Parameter Value Units Width 28 mm Length 93 mm Thickness Weight Weightwillbeprovidedatalaterdate. MECHANICALDRAWING Willbeprovidedatalaterdate. Dimensionsareinmillimeters. 4 mm g SCHEMATICS MCU Cellular GNSS Wi-Fi CAN UserI/O PMIC FuelGauge CellControl I/OExpander QSPIFlash RTC/Watchdog IMU 3V3Regulator LAYOUTCONSIDERATIONS Willbeprovidedatalaterdate. Certification FCC(UNITEDSTATES) Warning:Changesormodificationstothisunitnotexpresslyapprovedbythepartyresponsiblefor compliancecouldvoidtheuser'sauthoritytooperatetheequipment. NOTE:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigital device,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonable protectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates,uses andcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththe instructions,maycauseharmfulinterferencetoradiocommunications. However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthis equipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbe determinedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrectthe interferencebyoneormoreofthefollowingmeasures: Reorientorrelocatethereceivingantenna. Increasetheseparationbetweentheequipmentandreceiver. Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiveris connected. Thedevicemustnotbeco-locatedoroperatinginconjunctionwithanyotherantennaor transmitter. FCCRFRadiationExposureStatement Caution:TomaintaincompliancewiththeFCC'sRFexposureguidelines,placetheproductatleast 20cmfromnearbypersons.Themodulecanbeinstalledinmobileorfixedinstallationsonly,andit cannotbeinstalledinanyportableinstallations. FCCConditions Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwo conditions: 1.Thisdevicemaynotcauseharmfulinterference.2.Thisdevicemustacceptanyinterference received,includinginterferencethatmaycauseundesiredoperation.Thisdevicecomplieswith Part15,Part15.247oftheFCCRules.TheFCCIDforthisdeviceis2AEMI-T40X. IftheFCCIDisnotvisiblewiththemoduleisinstalledinsideanotherdevice,thenitmustbestill responsiblefortheFCCcompliancerequirementoftheendproductwhichreferringtothe enclosedmoduleanditalsomustdisplayalabel,suchasthefollowing: ContainsTransmittermoduleFCCID:2AEMI-T40XorcontainsFCCID:2AEMI-T40XThehost productmanufacturerisresponsibleforcompliancetoanyotherFCCrulesthatapplytothehost notcoveredbythemodulartransmittergrantofcertification.Thefinalhostproductstillrequires Part15SubpartBcompliancetestingwiththemodulartransmitterinstalled. Theendusermanualshallincludeallrequiredregulatoryinformation/warningasshowninthis manual,include:Thisproductmustbeinstalledandoperatedwithaminimumdistanceof20cm betweentheradiatoranduserbody.RadiationExposureStatement: TheproductisalowpowerdeviceanditsoutputpowerislowerthanFCCSARexemptionlevel. INDUSTRYCANADA(IC) ThisdevicecomplieswithIndustryCanadalicense-exemptRSSstandard(s).Operationissubject tothefollowingtwoconditions: thisdevicemaynotcauseinterference. thisdevicemustacceptanyinterference,includinginterferencethatmaycauseundesired operationofthedevice. LepresentappareilestconformeauxCNRd'IndustrieCanadaapplicablesauxappareilsradio exemptsdelicence.L'exploitationestautoriseeauxdeuxconditionssuivantes: l'appareilnedoitpasproduiredebrouillage,et l'utilisateurdel'appareildoitacceptertoutbrouillageradioelectriquesubi,memesile brouillageestsusceptibled'encompromettrelefonctionnement. ThisClassBdigitalapparatuscomplieswithCanadianICES-003. CetappareilnumeriquedelaclasseBestconformealanormeNMB-003duCanada. Thisdeviceanditsantenna(s)mustnotbeco-locatedoroperatinginconjunctionwithany otherantennaortransmitter,excepttestedbuilt-inradios. Cetappareiletsonantennenedoiventpasetresituesoufonctionnerenconjonctionavecune autreantenneouunautreemetteur,exceptionfaitesdesradiosintegreesquiontetetestees. TheCountyCodeSelectionfeatureisdisabledforproductsmarketedintheUS/Canada. Lafonctiondeselectiondel'indicatifdupaysestdesactiveepourlesproduitscommercialises auxEtats-UnisetauCanada. RadiationExposureStatement:ThisequipmentcomplieswithICradiationexposurelimitsset forthforanuncontrolledenvironment.Thisequipmentshouldbeinstalledandoperatedwith minimumdistance20cmbetweentheradiator&yourbody. Declarationd'expositionauxradiations:Cetequipementestconformeauxlimitesd'exposition auxrayonnementsICetabliespourunenvironnementnoncontrole.Cetequipementdoitetre installeetutiliseavecunminimumde20cmdedistanceentrelasourcederayonnementetvotre corps. ProductHandling ESDPRECAUTIONS TheTrackerSoMcontainshighlysensitiveelectroniccircuitryandisanElectrostaticSensitive Device(ESD).HandlinganmodulewithoutproperESDprotectionmaydestroyordamageit permanently.ProperESDhandlingandpackagingproceduresmustbeappliedthroughoutthe processing,handlingandoperationofanyapplicationthatincorporatesthemodule.ESD precautionsshouldbeimplementedontheapplicationboardwheretheBseriesismounted. Failuretoobservetheseprecautionscanresultinseveredamagetothemodule! CONNECTORS TheU.FLantennaconnectorsarenotdesignedtobeconstantlypluggedandunplugged.The antennapinisstaticsensitiveandyoucandestroytheradiowithimproperhandling.Atinydabof glue(epoxy,rubbercement,liquidtapeorhotglue)ontheconnectorcanbeusedsecurelyhold thepluginplace. DISPOSAL ThisdevicemustbetreatedasWasteElectrical&ElectronicEquipment(WEEE)whendisposedof. AnyWEEEmarkedwasteproductsmustnotbemixedwithgeneralhouseholdwaste,butkept separateforthetreatment,recoveryandrecyclingofthematerialsused.Forpropertreatment, recoveryandrecycling;pleasetakeallWEEEmarkedwastetoyourLocalAuthorityCivicwastesite, whereitwillbeacceptedfreeofcharge.IfallconsumersdisposeofWasteElectrical&Electronic Equipmentcorrectly,theywillbehelpingtosavevaluableresourcesandpreventinganypotential negativeeffectsuponhumanhealthandtheenvironmentofanyhazardousmaterialsthatthe wastemaycontain. Defaultsettings TheAssetTrackerSoMcomespre-programmedwithabootloaderandauserapplicationcalled Tinker.ThisapplicationworkswithaniOSandAndroidappalsonamedTinkerthatallowsyouto veryeasilytoggledigitalpins,takeanaloganddigitalreadingsanddrivevariablePWMoutputs. Thebootloaderallowsyoutoeasilyupdatetheuserapplicationviaseveraldifferentmethods,USB, OTA,SerialY-Modem,andalsointernallyviatheFactoryResetprocedure.Allofthesemethods havemultipletoolsassociatedwiththemaswell. OrderingInformation SKU Description Packaging T523Family(Europe) T523MEA TrackerSoMLTECAT1/3G/2G(Europe),[x1] Each T523MTY TrackerSoMLTECAT1/3G/2G(Europe),Tray[x50] Tray(50) T523MKIT TrackerSoMLTECAT1/3G/2G(Europe)EvaluationKit,[x1] Each T402Family(NorthAmerica) T402MEA TrackerSoMLTEM1(NorAm),[x1] Each T402MTY Tray(50) TrackerSoMLTEM1(NorAm),Tray[x50] T402MKIT TrackerSoMLTEM1(NorAm)EvaluationKit,[x1] Each Revisionhistory Revision Date Author Comments pre1 31Mar2020 RK PreviewRelease1 pre2 12May2020 RK Addedpartialdimensions 001 29Jun2020 RK Firstrelease 002 10Jul2020 RK Updatedabsolutemaximumratings,schematics 003 17Jul2020 RK Updatedabsolutemaximumratings 004 30Jul2020 RK AddedexplanationofDIVconnector 005 06Aug2020 RK Addedcrystaltoblockdiagram,addedFCCinformation 006 18Aug2020 AddedIC(Canada)information RK