讲义教程相关xm122datasheet

1、XM122XM122IoTDatasheetXM122IoTModule Datasheet,TheXM122XM122IoTModule Datasheet,TheXM122isareferencemodulewithoptimizedformfactorthatcanbeusedtosupportcustomerin their own design for commercial use, for evaluation and development purpose.The XM122 is built around the nRF52840 Bluetooth 5 SoC (System

2、 on Chip) from Nordic Semiconductor and features an integrated antenna for Bluetooth connectivity.TheXM122canbeusedasastand-alonemodulewherecustomercanembedtheirapplicationontop oftheAcconeerRSS(RadarSystemSoftware).Itcanalsobeusedaswithanexternalhostcontroller where communication to the module is t

3、hrough a register command protocol.Figure 1. XM122 Top view (left) and XM122 bottom view Page2of 2019-10-Tel:0755-2328XM122IoTModule Datasheet,Tableof12RevisionFunctionalXM122IoTModule Datasheet,Tableof12RevisionFunctionalProductBlockModuleboardconnectorandpinSoftwareMAC3ModulesupplySystemSerialDigi

4、talI/OAnalogI/OModuleDebug4ElectricalAbsolutemaximumRecommendedoperatingPowerconsumptionRF5ReferencedesignSchematics&ComponentPlacement678MechanicalReferencePage3of 2019-10-Tel:0755-2328XM122IoTModule Datasheet,1RevisionThisdocumentappliestoXM122IoTModule Datasheet,1RevisionThisdocumentappliestothef

5、ollowingPage4of 2019-10-Tel:0755-2328ProductPartXM122-001ReleasedXM122IoTModule Datasheet,FunctionalTheXM122comesXM122IoTModule Datasheet,FunctionalTheXM122comeswithNordicnRF52840SoCandA111PulsedCoherentRadar(PCR) sensor,see ref 1. The Nordic nRF52840 supports Bluetooth 5/Bluetooth Mesh/Thread/Zigbe

6、e/ 802.15.4/ANT/2.4 GHz.The XM122 is delivered with a bootloader enabling customer to download Acconeer RSS software including SDK (Software Development Kit) for stand-alone usage where customer can embed their ownapplicationontopofAcconeerRSSsoftware.AcconeerRSSsoftwareprovidesAPItosetA111 sensor c

7、onfiguration and to retrieve supported radar services and detector data.XM122offerssupportaswelltoactascontrolledbyexternalhostthroughregistercommandprotocol on UART, SPI and I2C.ProductTheXM122isanIoTmodulebasedonAcconeerA111pulsedcoherentradar(PCR)andthe Nordic nRF52840 SoC.XM122TheA11160GHzPulsed

8、Coherentradar(PCR)withintegratedbaseband,RFfront-endand Antenna in Package (AiP).LowpowerconnectedradarThenRF52840protocolstacksupportforBluetooth5,Bluetoothmesh,Thread,Zigbee, 802.15.4, ANT and 2.4 GHz proprietary stacks and is built around the 64 MHz ARM Cortex-M4 CPU with 256 KB SRAM and 1 MB Fla

9、sh.Integrated2.4GHzantennawithsupportforexternal2.4GHzOptionalNFCantennasupportforquickBluetoothpairingviathePCBtestpoints. Optimized circular form factor with a diameter of 33 mm.Widesinglesupplyoperatingvoltagerange2.0Vto5.5V. Operating temperature -40 to 85C.ExternalI/Fsupport-SPI,UART,I2C,GPIO,S

10、WD/JTAGforSWflashandTheXM122canbeusedforaccuratedistancemeasurement,tanklevelmeasurement,wastebinlevel measurement, parking space occupancy and presence detection:Highprecisiondistancemeasurementswithconfigurableupdatefrequency. Measures absolute range up to 7 m with an absolute accuracy in mm.Measu

11、resrelativeaccuracyin42m(usingRSSsoftwareIQPossibletorecognizemovement ofmultipleEasyXM122canbeintegratedbehindplasticorglasswithoutanyneedforaphysicalaperture.See ref 6 User guide Sensor Integration Electromagnetic Scattering for more information.Page5of 2019-10-Tel:0755-2328XM122IoTModule Datashee

12、t,BlockXM122IoTModule Datasheet,BlockFigure2.1.XM122blockThe XM122 block diagram shows the A111 60 GHz PCR radar connected to the nRF52840 microcontroller.ThemoduleprovidesapinconnectorwheretheMCUexternalI/Fareaccessible including single voltage supply.Page6of 2019-10-Tel:0755-2328XM122IoTModule Dat

13、asheet,2.4 ModuleboardconnectorandpinTheboardtoboardconnectorprovidestheexternalinterfacetothemodule.Figure2.2showsthe connector footprint and Table 2.1 describes each signal.Figure2.2.XM122J2connectorPage7of 2019-10-Tel:0755-232812XM122IoTModule Datasheet,2.4 ModuleboardconnectorandpinTheboardtoboa

14、rdconnectorprovidestheexternalinterfacetothemodule.Figure2.2showsthe connector footprint and Table 2.1 describes each signal.Figure2.2.XM122J2connectorPage7of 2019-10-Tel:0755-232812-3-42.0-5.5Vexternalpowersupply.Pin4andPin6 are interconnected.-562.0-5.5Vexternalpowersupply.Pin4andPin6 are intercon

15、nected.-7-8-9ConfigurableasAnalog-ConfigurableasJTAGTraceConfigurableasJTAGTrace-Regulated1.8Voutput-DefaultconfigurationinAcconeerModuleserver SW is UART. Could also be used as miscellaneous GPIO.GPIO,nRF52840resetXM122IoTModule Datasheet,Table2.1.J2connectorPage8of 2019-10-Tel:0755-2328Defaultconf

16、igurationinAcconeerModuleserver SW is UART. Could also be used as miscellaneous GPIO.SWDinterfaceforflashandXM122IoTModule Datasheet,Table2.1.J2connectorPage8of 2019-10-Tel:0755-2328DefaultconfigurationinAcconeerModuleserver SW is UART. Could also be used as miscellaneous GPIO.SWDinterfaceforflashan

17、d-GPIO,SWDinterfaceforflashanddebug.Configurable as JTAG Trace signal.ConfigurableasJTAGTrace-ConfigurableasJTAGTraceSWDinterfaceforflashandDefaultconfigurationinAcconeerModuleserver SW is UART. Could also be used as miscellaneous GPIO.-DefaultconfigurationinAcconeerModuleserver SW is UART. Could al

18、so be used as miscellaneous GPIO.GPIO,DeviceFirmwareUpgrade.Setlowduringreset toenterbootloadermode.Couldalsobeusedas miscellaneous GPIO.XM122IoTModule Datasheet,2.5 Software XM122IoTModule Datasheet,2.5 Software TheXM122modulecanbeusedintwoStand-alonemodule:Themoduleoperatesasanindependentsystem.Th

19、eapplicationis customized to a specific use case by the customer and runs on the embedded MCU. The customers application is accessing the RSS API.Controlled module: The module is connected to an external host where the customer runs their application software. The customers are accessing the RSS API

20、 via a hardware interface through the module server, that provides register command protocol. The module output is eitherdetectoroutputdataorserviceradardatathroughtheXM122externalinterfacessuchas SPI, UART and I2C.Using the XM122 as stand-alone module Acconeer offers SDK that provides RSS, hardware

21、 abstractionlayer,devicedriversandbuildsystem.BasedonSDKitispossibleforthecustomerto develop their own application. Both RSS and applications runs on the embedded MCU.UsingtheXM122asControlledmoduleAcconeerprovidesSWimageincludingRSSandmodule server application that provides hardware interface acces

22、sing the RSS API through a register command protocol, see ref 3.Forfurthersoftwareinformation,seeXM122IoTModuleEvaluationKitUserguide,ref2.6 MAC The XM122 module comes with a Static Random Bluetooth Address provided by the Nordic nRF52840SoC.Thisaddressisassignedrandomlyduringmanufacturing.Thisstati

23、caddresscanbe used for evaluation.Page9of 2019-10-Tel:0755-2328XM122IoTModule Datasheet,XM122IoTModule Datasheet,ModulesupplyTheXM122supportexternalsinglepowersupplyforbatterypowerapplications,seetable4.2 recommended operating conditions.Notethatsupplyvoltageconditions (E.g.slewrate)needtobetakenint

24、oconsiderationaccordingto nRF52840 datasheet, ref 5.SystemTheXM122IoTmodulesupportssystempowerstates,seeXM122ModuleSoftwareUserguide,3forfurtherModuleRESETissupportedbyactivatingNRSTpin(activeModuleERASEisusedtoreinitializetheMCUFlashcontentandsomeofitsNVM(Non-Volatile Memory) bits to an erased stat

25、e. See nRF52840 datasheet, ref 5 for further information.Serial The XM122 nRF52840 GPIO pins can be configured to support up to two UART, up to four SPI masterorthreeSPIslaveanduptotwoI2Ccompatible2-wiremaster/slaveexternalserialinterfaces. See table 2.1 for HW configuration. See also nRF52840 datas

26、heet, ref 5 for further information.DigitalI/OThe XM122 module support General Purpose IOs (GPIOs), 16 GPIOs are available. The GPIO pins areconfigurablefordifferent functions,onlythedebugandRESETpinsarefixedtospecificGPIOs. See table 2.1 for HW configuration. See also nRF52840 datasheet, ref 5 for

27、further information.AnalogI/O The XM122module support one analoginput (pin 10on XM122 connector J2) and up tofour individualPWMoutputswhichcanbeassignedtoanyoftheGPIOpins.Seetable2.1forHW ModuleTheXM122hasanexternalresetoption (Pin18onXM122connectorJ2)thatcanbeconfiguredasa GPIO or RESET input.Debug

28、TheXM122has7debugpins,SWDIO,SWDCLKandTracesignals.TRACEsignalsreuseGPIOpins. See table 2.1 for HW configuration.Page10 of2019-10-Tel:0755-2328XM122IoTModule Datasheet,ElectricalAbsolutemaximumThebelowtableshowstheXM122absolutemaximumratingsoveroperatingtemperaturerange, unless otherwise noted:Table4

29、.1.AbsolutemaximumStressesbeyondthoselistedXM122IoTModule Datasheet,ElectricalAbsolutemaximumThebelowtableshowstheXM122absolutemaximumratingsoveroperatingtemperaturerange, unless otherwise noted:Table4.1.AbsolutemaximumStressesbeyondthoselistedintable5.1maycausepermanentdamagetothedevice.Thesearestr

30、ess ratings only and functional operation of the device at these conditions or at any other conditions beyond those indicated under Recommended Operating Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods of time may affect device reliability.4.2 Recommende

31、doperatingThebelowtableshowstheXM122recommendedoperatingTable4.2.Recommendedoperating1 Minimumbatteryvoltagedependsonbatteryinternalresistance andPage11 of2019-10-Tel:0755-2328VIN,operatingpowersupplyVI/Ooperating0V -power-VVoltageonI/O-VOperatingtemperature-HightemperatureXM122IoTModule Datasheet,4

32、.3 PowerconsumptionThebelowtablesummarizestheXM122powerconsumption,maximumcurrentratingsandaverage current ratings at power terminal at TA = 25C and 2.0 V/3.0 V supply:Table4.3.AverageXM122IoTModule Datasheet,4.3 PowerconsumptionThebelowtablesummarizestheXM122powerconsumption,maximumcurrentratingsan

33、daverage current ratings at power terminal at TA = 25C and 2.0 V/3.0 V supply:Table4.3.Averagepowerdissipationratingsatpower1 Measuringwindowsetto0.6m,configurationwith Envelopeservice,maximizeSNRprofileused.Bluetoothadvertisement according to given update rate.2 SensorispoweredoffandnRF52840isinsle

34、epmode(SystemON)withfull RAMretentionandwake-uponRTCPage12 of2019-10-Tel:0755-2328Averagepowerconsumption,2.0Vsupply,0.1Hzupdate0.07Averagepowerconsumption,3.0Vsupply,0.1Hzupdate0.08Averagepowerconsumption,2.0Vsupply,1Hzupdate0.66Averagepowerconsumption,3.0Vsupply,1Hzupdate0.67Averagepowerconsumptio

35、n,2.0Vsupply,10Hzupdate6.43Averagepowerconsumption,3.0Vsupply,10Hzupdate6.51Idle3.75XM122IoTModule Datasheet,4.4 RFThebelowtableshowstheXM122A111PCRRFTable4.4.XM122RFTheXM122supportBluetoothv5includingBLE,mesh,longrangeandadvertisingextensions. The below table shows the XM122 Bluetooth radio perform

36、ance:Table4.5.XM122BluetoothXM122IoTModule Datasheet,4.4 RFThebelowtableshowstheXM122A111PCRRFTable4.4.XM122RFTheXM122supportBluetoothv5includingBLE,mesh,longrangeandadvertisingextensions. The below table shows the XM122 Bluetooth radio performance:Table4.5.XM122BluetoothradioPage13 of2019-10-Tel:07

37、55-2328Frequency(40Data2TotalradiatedpowerConductedRXsensitivity-ConductedRXsensitivity(Long-Conductedtotallink-CenterfrequencyEIRP(EquivalentIsotropicallyRadiatedHPBW(HalfPowerBeamWidth),elevationHPBW(HalfPowerBeamWidth),horizontalXM122IoTModule Datasheet,XM122IoTModule Datasheet,Referencedesign5.1

38、 Schematics&ThefollowingpagesincludethemoduleschematicsandbillofPage14 of2019-10-Tel:0755-2328XM122IoTModule Datasheet,XM122IoTModule Datasheet,Page15 of2019-10-Tel:0755-2328XM122IoTModule Datasheet,XM122IoTModule Datasheet,Page16 of2019-10-Tel:0755-2328XM122IoTModule Datasheet,XM122IoTModule Datash

39、eet,Page17 of2019-10-Tel:0755-2328BillofTable5.1showstheBOMfor 1100 C12,C13,C33,48 10.75 10.5 14.7 1820 C2,C7, C18, C22, C25,C29,C31,C328100 C23,222 110 C3,C5,C27,C28, C30, C3661 147 1C8,215 111115 110 14.7 12.2MurataDFE252012P- 1BillofTable5.1showstheBOMfor 1100 C12,C13,C33,48 10.75 10.5 14.7 1820

40、C2,C7, C18, C22, C25,C29,C31,C328100 C23,222 110 C3,C5,C27,C28, C30, C3661 147 1C8,215 111115 110 14.7 12.2MurataDFE252012P- 12.2136014701180R6,R9,33310.5R8, 20 U1, 21A111PulsedCoherentRadarDatasheet,Table5.1.XM122BOMPage19 of2019-09-Tel:0755-23281A111PulsedCoherentRadarDatasheet,Table5.1.XM122BOMPa

41、ge19 of2019-09-Tel:0755-23281111321TSX-322524.0000MF20G- 124A111PulsedCoherentRadarA111PulsedCoherentRadarDatasheet,5.2 ComponentPlacementThecomponentplacementdrawingofXM122isfoundbelow: Top sidePage19 of2019-09-Tel:0755-2328A111PulsedCoherentRadarA111PulsedCoherentRadarDatasheet,BottomPage19 of2019

42、-09-Tel:0755-2328A111PulsedCoherentRadarDatasheet,6A111PulsedCoherentRadarDatasheet,6MechanicalXM122ModuleoutlineTopPage19 of2019-09-Tel:0755-2328A111PulsedCoherentRadarDatasheet,XM122ModuleoutlineSidePage19 of2019-09-Tel:0755-2328A111PulsedCoherentRadarDatasheet,XM122ModuleoutlineSidePage19 of2019-

43、09-Tel:0755-232833.0+/-0.20.82+/-0.070.8+/-0.21.4+/-0.13.4+/-0.151.0+/-0.152.0+/-0.151.0+/-0.15A111PulsedCoherentRadarDatasheet,7A111PulsedCoherentRadarDatasheet,7ReferenceA111PulsedCoherentRadar(PCR)Datasheet: HYPERLINK /products XM122IoTModuleEvaluationKit,Userguide HYPERLINK /products XM122Module

44、SoftwareUserguide HYPERLINK /products XB122IoTModuleBreakoutboard,Productbrief HYPERLINK /products NordicNordicUserGuideSensorIntegrationElectromagneticScattering HYPERLINK /products Page19 of2019-09-Tel:0755-2328A111PulsedCoherentRadarDatasheet,8Page19 of2019-09-Tel:0755-2328Antennain BluetoothLowB

45、illofEquivalentIsotropicallyA111PulsedCoherentRadarDatasheet,8Page19 of2019-09-Tel:0755-2328Antennain BluetoothLowBillofEquivalentIsotropicallyRadiatedGeneralPurposeHalfPowerInter-Integrated MediaAccess Non-VolatilePulseCoherentRadioRadarSystemSoftwareDevelopmentSystemonSerialPeripheralSerialWireUniversalAsynchronousA111PulsedCoherentRadarDatasheet,A111PulsedCoherentRadarDatasheet,The information herein is believed to be correct as of the date issued. Acconeer AB (“Acconeer”) will not be responsible for damages of any nature resulting from th