dji Datalink Pro User manual

Disclaimer
Thank you for purchasing the Datalink Pro 󰇛hereinafter referred to as “product”󰇜. Read this disclaimer
carefullybeforeusingthisproduct.Byusingthisproduct,you herebyagreeto thisdisclaimer and signify
thatyouhavereaditfully.PleaseinstallandusethisproductinstrictaccordancewiththeUserManual.SZ
DJITechnologyCo.,Ltd.anditsaffiliatedcompaniesassumenoliabilityfordamage󰇛s󰇜orinjuriesincurred
directlyorindirectlyfromusing,installingorrefittingthisproductimproperly,includingbutnotlimitedto
usingnon‐designatedaccessories. 
DJI is the registered trademark of SZ DJI Technology Co., Ltd. 󰇛abbreviated as “DJI”󰇜. Names of products,
brands, etc., appearing in this manualaretrademarksorregistered trademarks of their respective owner
companies.ThisproductandmanualarecopyrightedbyDJIwithallrightsreserved.Nopartofthisproduct
ormanualshallbereproducedinanyformwithoutthepriorwrittenconsentoforauthorizationfromDJI. 
Thisdisclaimerisproducedinvariouslanguages.Intheeventof variance among different versions, the
ChineseversionshallprevailwhentheproductinquestionispurchasedinMainlandChina,andtheEnglish
versionshallprevailwhentheproductinquestionispurchasedinanyotherregion.

Warnings
1. OnlyusetheDatalinkProinthecorrespondingfrequencybandandinaccordancewithlocallawsand
regulations.
2. Ensureallmodulesareconnectedandthe parametersareset correctlyinDJIAssistant2 whenusing
theDatalinkProforthefirsttime.
3. DONOTbendorfoldtheantennasexcessively.
4. EnsuretheantennasforboththemobilestationandtheBaseStationareunobstructedwhenused.
5. OnlyusetheDatalinkProinanopenenvironmentfreefromradiointerference.
6. OnlypairtheDatalinkProBaseStationwithamobilestationinthesamefrequencyband.Notethatthe
400MDatalinkProand900MDatalinkProarenotcompatible.
7. Whenupgradingthe firmware,togglethe4‐positionswitchto the COMBO_SW4position,connect the
moduletothePC,andthenrunDJIAssistant2.
8. Toavoidinterference,DONOTuseatwo‐waytransceiverorwalkie‐talkieoperatingnearthe400MHz
bandwhenoperatingthe400MDatalinkPro. 
9. OnlyusegenuineDJIpartsorpartscertifiedbyDJI.Unauthorizedpartsorpartsfromnon‐DJI‐certified
manufacturersmaycausesystemmalfunctionsandcompromisesafety.
10. EnsuretheDatalinkProanditscomponentsarefreefromcontamination󰇛e.g.water,oil,soilandsand󰇜.



Contents
Disclaimer.....................................................................................................................................................................................................2
Warnings.......................................................................................................................................................................................................2
About...............................................................................................................................................................................................................4
PartDescription*......................................................................................................................................................................................4
InstallationandConnection..................................................................................................................................................................5
Usage...............................................................................................................................................................................................................6
LinkingProcedures.........................................................................................................................................................................6
ConfiguringParametersUsingtheDJIAssistant2.............................................................................................................6
UsingtheDJIGroundStation......................................................................................................................................................7
WorkingStatusLED........................................................................................................................................................................7
Appendix.......................................................................................................................................................................................................8
Specifications.....................................................................................................................................................................................8
ComplianceInformation.........................................................................................................................................................................9
FCCComplianceNotice..................................................................................................................................................................9
RFExposureInformation.............................................................................................................................................................9
ICRSSWarning................................................................................................................................................................................10
KCCWarningMessage..................................................................................................................................................................10
NCCWarningMessage.................................................................................................................................................................10
EUComplianceStatement..........................................................................................................................................................10



About
The Datalink Pro is used for wireless data transmission, including communication between the Mobile
StationandBaseStation.Thereare400Mand900Mversionstomeettherequirementsofdifferentregions.
The multi‐functional bidirectional transmission link is perfect for the DJI A3 flight control system, D‐RTK
andGroundStation.Usefrequencybandsofnear400MHzand900MHztoavoidradiointerferencewiththe
DJILightbridgeandremotecontroller.Supportformultipleinterfaces,suchas USB,CAN and UART,offers
additionalconnectivity.

PartDescription*
BaseStation 
1. AntennaInterface
2. WorkingStatusIndicator
3. LinkingButton
4. MicroUSB 
5. 8‐pinPort
A. CANportwithbaudrateof1Mbps.
A1:Power󰇛DC9Vinput󰇜 
A2:GND
A3:CAN‐H
A4:CAN‐L

B. UA
R
Tport withbaudrateupto115200
bps,workinginTTLlevellogicof3.0–3.3V
󰇛compatiblewith5V,butnotrecommended
toworkat5Vlongterm󰇜.
B1:Power󰇛DC9Vinput󰇜
B2:GND
B3:UART‐RX 
B4:UART‐TX
6. 4‐positionSwitch 
C1：UART_SW1 
C2：CAN_SW2 
C3：USB_SW3 
C4：COMBO_SW4
MobileStation

1. AntennaInterface
2. Linking Button
3. MicroUSB 
4. 8‐pinPort󰇛Definitionisthesameasthe
Base
Station
󰇜
5. 4‐positionSwitch󰇛Definitionisthesameasthe
BaseStation 󰇜
6. WorkingStatusIndicator
BaseStation Antenna*


400MAntenna1

900MAntenna1

MobileStation Antenna *
400MAntenna3󰇛1pcsforstandby󰇜 900M Antenna3󰇛1pcsforstandby󰇜
Accessories

8‐pinCablex2 MicroUSB Cablex1

Double‐sidedtape

*The400Mand900MDatalinkProusedifferentantennasbuthavethesamefunctions.

InstallationandConnection
The following uses the 900M Datalink Pro, DJI Matrice 600, D‐RTK and DJI Intelligent Flight Battery to
illustrateatypicalinstallationandconnection.
1. AttachtheBaseStationantennaandinstallitontheD‐RTKGroundSystem’sbaseboardwithascrew
󰇛includedwiththeD‐RTKproduct󰇜.ThenconnecttheBaseStationandtheD‐RTKGroundSystemvia
an8‐pincable.
2. Install the Mobile Station to the DJI Matrice 600 with double‐sided tape. Attach the antennas to the
MobileStationandfixthemtothelandinggearswithtwoclips.ThenconnecttheMobileStationand
theD‐RTKAirSystemviaan8‐pincable.


Notes:
1. Besuretotogglethe4‐positionswitchtotheUART_SW1positionif usingthe D‐RTK, otherwisethe
D‐RTKmayfailtoreceivedatafromtheDatalinkPro.
2. Refertothe“D‐RTKQuickStartGuide”fordetailsifusingtheD‐RTK.

Usage
UsetheDatalinkProinanopenenvironmentfreefromradiointerference.

LinkingProcedures
BaseStationandMobileStationarelinkedbeforeleavingthefactory. 
Notethatfrequencylinkingisrequiredifanydeviceischangedoradded. 
1. EnabletheD‐RTKGroundSystem’sbatterytopowerontheDatalinkProBaseStation.
2. HoldtheBaseStation’sLinkingButtonforabout3secondstoenterthelinkingmodewiththeWorking
StatusLEDblinksredandgreenalternatively.
3. EnabletheD‐RTKGroundSystem’sbatterytopowerontheDatalinkProMobileStation.
4. HoldtheMobileStation’sLinkingButtonforabout3secondsandwaitforlinking.
5. TheBaseStationandMobileStationwillconnectwitheachotherifsuccessfullylinked.
6. Followprocedures2–5tolinkotherMobileStationstosetupasingle‐to‐multiplesystem.



ConfiguringParametersUsingtheDJIAssistant2
DJIAssistant2shouldbeusedtoupgradetheDatalinkPro.FullDuplexModeandBroadcastModecanbe
switchedinDJIAssistant2
1. DownloadDJIAssistant2fromwww.dji.comandinstallitonyourcomputer.
2. Togglethe4‐positionswitchtotheCOMBO_SW4position,connecttheBaseStationtothecomputer
withDJIAssistant2launched,andthenconfigureparametersaccordingtothemessageprompts.

3. ConfiguretheMobileStationinthesameway.IfmultipleMobileStationsareused,youmustconfigure
eachMobileStationonebyone.
Notes:
PowercycletheDatalinkPro,FlightControlSystemandD‐RTKafterupgrading.
SupportsWindows7󰇛orlater󰇜orMacOSX10.9󰇛orlater󰇜. 

UsingtheDJIGroundStation
EnsuretheA3FlightControlSystem,DatalinkProandD‐RTKareconnectedcorrectlybeforepoweringon.
1. ConnecttheBaseStationtothePCviaaMicroUSBcable,andthenruntheGroundStation.
2. EnabletheD‐RTKGroundSystem’sbatterytopowerontheDatalinkProBaseStationfirst.
3. EnabletheD‐RTKGroundSystem’sbatterytopowerontheDatalinkProMobileStation.

Note:
TheDJIGroundStationsupportsuptofiveAirSystemsinFullDuplexMode.The4‐positionswitchshouldbe
settotheCOMBO_SW4position.DownloadtheUserManualfromwww.dji.comtolearnmore.
Refertothe“DJIGroundStationUserManual”fordetailsifusingtheDJIGroundStation.


WorkingStatusLED
LED  Description
BlinkingRed  Parameter error after powering on. If not resolvedbypower

cycling, contactyourdealer.
BlinkingPurple  Connected totheAssistant successfully.
BlinkingYellow  Upgradingorpreparingforupgrade.
QuicklyBlinkingGreenfor1
Second
 Currentsystemsettingissaved 󰇛Runmodechangedsuccessfully󰇜,
orconnecteddeviceinformationisclear.
SolidBlue  MobileStation:WorkinginBroadcast Mode.
Base Station: Working in Broadcast Mode and receiving the data
fromMobileStation.
SolidGreen  MobileStation:Mobile Station connectedcorrectly inFullDuplex
Mode.
BaseStation:AtleastoneMobileStationconnectedtotheBase
StationinFullDuplex Mode.
SolidRed  Mobile Station: All Mobile Stations are disconnected in both Run
Modes.
Base Station: All Mobile Stations are disconnected in Full Duplex
Mode.
BlinkingRedandGreen
Alternatively
 Linkinginprogress.
BlinkingYellowTwice  4‐positionswitchistoggledsuccessfully.
SolidWhitefor1Second  Deviceisinitializing,onlydisplays whenpoweringon.

Appendix
Specifications
Type DATALINKPRO400M DATALINKPRO 900M
Performance
Outdoor/RFLine‐of‐SightRange Approximately 2000m
TransmitPower China:10dBm
Taiwan:10dBm
SouthKorea:10dBm
CE:20dBm
FCC:25.42dBm
Canada:25.42dBm
Australia:24dBm
Japan:13dBm
PowerConsumption MobileStation: 0.65W
BaseStation: 2.1W
MobileStation: 0.65W
BaseStation: 1.2W
Features
FrequencyBand󰇛MHz󰇜 China:430‐432
Taiwan:429.175‐429.2375
SouthKorea:
447.8625‐447.9875

CE: 869.525
FCC: 906‐924
Canada:906‐924
Australia:918‐925
Japan: 923.1‐926.3
SerialDataRate Max.115200bps
AntennaOptions Verticallypolarized
SupportedInterfaces USB,UART,CAN
SupportedDJIProducts A3,D‐RTK,GroundStation

OperatingTemperature 32° to 113°F󰇛0°to45°C󰇜
StorageTemperature‐40°to 185°F󰇛‐40°to85°C󰇜
Humidity5%to 95%,non‐condensing
Dimension󰇛withoutAntenna󰇜BaseStation: 83mmx51mmx 14.5mm
MobileStation: 58mmx 42.3mmx 9.5mm
W
eight󰇛withoutAntenna󰇜 BaseStation: 24g
MobileStation: 53g
PowerSupply
VoltageBaseStation: DC9V
MobileStation: DC9V
Max.Current󰇛Transmitting
Signal󰇜
230mA 130mA
Max.Current󰇛ReceivingSignal󰇜 70mA

ComplianceInformation
FCCComplianceNotice
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.
Anychangesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidthe
user’sauthoritytooperatetheequipment.

ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuantto
part15oftheFCCRules.Theselimitsaredesignedtoprovidereasonable protection against harmful
interference in a residential installation. This equipment generates, uses and can radiate radio frequency
energyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterferenceto
radio communications. However, there is no guarantee that interferencewillnotoccurinaparticular
installation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbe
determinedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferenceby
oneormoreofthefollowingmeasures:

—Reorientorrelocatethereceivingantenna.
—Increasetheseparationbetweentheequipmentandreceiver.
—Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.
—Consultthedealeroranexperiencedradio/TVtechnicianforhelp.

RFExposureInformation

ThisequipmentcomplieswithFCCradiationexposurelimitsset forthforanuncontrolledenvironment.In
ordertoavoidthepossibilityofexceedingtheFCCradiofrequencyexposurelimits,humanproximitytothe

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 device is i
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atwww.dji.c
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󰇛s󰇜.Operati
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󰇛2󰇜thisdevi
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