ublox北斗模块技术手册NEOM8DataSheet.docx

ublox北斗模块技术手册NEOM8DataSheet.docx

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ublox北斗模块技术手册NEOM8DataSheet

NEO-M8

u-bloxM8concurrentGNSSmodules

DataSheet

Highlights:

ConcurrentGNSSengineforGPS,GLONASS,BeiDouandQZSS

Industryleading-167dBmnavigationsensitivity

Productvariantstomeetperformanceandcostrequirements

Combineslowpowerconsumptionandhighsensitivity

Simpleintegrationwithu-bloxwirelessmodules

BackwardcompatiblewithNEO-7,NEO-6andNEO-5families

www.u-

UBX-13003366-R02

DocumentInformation

TitleNEO-M8

Subtitleu-bloxM8concurrentGNSSmodules

DocumenttypeDataSheet

DocumentnumberUBX-13003366

RevisionandDateR0217-Dec-2013

DocumentstatusObjectiveSpecification

Documentstatusexplanation

ObjectiveSpecificationDocumentcontainstargetvalues.Revisedandsupplementarydatawillbepublishedlater.

AdvanceInformationDocumentcontainsdatabasedonearlytesting.Revisedandsupplementarydatawillbepublishedlater.

EarlyProductionInformationDocumentcontainsdatafromproductverification.Revisedandsupplementarydatamaybepublishedlater.ProductionInformationDocumentcontainsthefinalproductspecification.

Thisdocumentappliestothefollowingproducts:

Name

Typenumber

ROM/FLASHversion

PCNreference

NEO-M8N-0

NEO-M8N-0-01

FlashFW2.01

N/A

NEO-M8M-0

NEO-M8M-0-00

ROM2.01

N/A

NEO-M8Q-0

NEO-M8Q-0-00

ROM2.01

N/A

Thisdocumentandtheuseofanyinformationcontainedtherein,issubjecttotheacceptanceoftheu-bloxtermsandconditions.Theycanbedownloadedfromwww.u-.

u-bloxmakesnowarrantiesbasedontheaccuracyorcompletenessofthecontentsofthisdocumentandreservestherighttomakechangestospecificationsandproductdescriptionsatanytimewithoutnotice.Reproduction,useordisclosuretothirdpartieswithoutexpresspermissionisstrictlyprohibited.Copyright©2013,u-bloxAG.

u-blox®isaregisteredtrademarkofu-bloxHoldingAGintheEUandothercountries.ARM®istheregisteredtrademarkofARMLimitedintheEUandothercountries.

ARM

Contents

Contents3

1Functionaldescription5

1.1Overview5

2Productfeatures5

3Performance6

4Blockdiagram.

5GNSS

1.5.1

GPS

1.5.2

GLONASS.

1.5.3

BeiDou

1.5.4

Galileo

1.5.5

QZSS

6AssistedGNSS丨

1.6.1

AssistNow

1.6.2

AssistNow

1.6.3

AssistNow

7

7

7

7

7

Galileo8

QZSS8

1.6AssistedGNSS（A-GNSS）8

Online8

"■Offline8

Autonomous8

1.7AugmentationSystems9

1.7.1Satellite-BasedAugmentationSystem（SBAS）9

1.7.2DifferentialGPS（D-GPS）9

1.8Odometer9

1.9Datalogging（NEO-M8N）9

1.10EXTINT:

Externalinterrupt9

1.10.1PinControl9

1.10.2Aiding10

1.11TIMEPULSE10

1.12Protocolsandinterfaces10

1.13Interfaces10

1.13.1UART10

1.13.2USB10

1.13.3SPI10

1.13.4DisplayDataChannel（DDC）11

1.14Clockgeneration11

1.14.1Oscillators11

1.14.2Real-TimeClock（RTC）11

1.15Powermanagement11

1.15.1DC/DCconverter11

1.15.2Operatingmodes11

1.16Antenna12

2PinDefinition13

Pinassignment13

3Configurationmanagement14

3.1InterfaceSelection（D_SEL）14

4Electricalspecification15

4.1Absolutemaximumrating15

4.2Operatingconditions16

4.3Indicativecurrentrequirements17

4.4SPItimingdiagrams18

4.4.1Timingrecommendations18

4.5DDCtimingdiagrams18

5Mechanicalspecifications19

6Reliabilitytestsandapprovals20

6.1Reliabilitytests20

6.2Approvals20

7Producthandling&soldering21

7.1Packaging21

7.1.1Reels21

7.1.2Tapes21

7.2Shipment,storageandhandling22

7.2.1MoistureSensitivityLevels22

7.2.2Reflowsoldering22

7.2.3ESDhandlingprecautions22

8Defaultmessages23

9Labelingandorderinginformation24

9.1Productlabeling24

9.2Explanationofcodes24

9.3Orderingcodes24

Relateddocuments25

Revisionhistory25

Contact26

1Functionaldescription

1.1Overview

TheNEO-M8seriesofstandaloneconcurrentGNSSmodulesisbuiltontheexceptionalperformanceoftheu-bloxM8GNSS（GPS,GLONASS,Galileo,BeiDou,QZSSandSBAS）engineintheindustryprovenNEOformfactor.

TheNEO-M8seriesprovideshighsensitivityandminimalacquisitiontimeswhilemaintaininglowsystempower.TheNEO-M8Misoptimizedforcostsensitiveapplications,whileNEO-M8NprovidesbestperformanceandeasierRFintegration.TheNEOformfactorallowseasymigrationfrompreviousNEOgenerations.SophisticatedRF-architectureandinterferencesuppressionensuremaximumperformanceeveninGNSS-hostileenvironments.

TheNEO-M8seriescombinesahighlevelofrobustnessandintegrationcapabilitywithflexibleconnectivityoptions.Thefuture-proofNEO-M8NincludesaninternalFlashthatallowssimplefirmwareupgradesforsupportingadditionalGNSSsystems.ThismakesNEO-M8perfectlysuitedtoindustrialandautomotiveapplications.

TheDDC（l2Ccompatible）interfaceprovidesconnectivityandenablessynergieswiththemostofu-bloxSARA,LEONandLISAwirelessmodules.ForRFoptimizationtheNEO-M8N/M8Qfeaturesanadditionalfront-endLNAforeasierantennaintegrationandafront-endSAWfilterforinc「eased」ammingimmunity.

u-bloxM8modulesuseGNSSchipsqualifiedaccordingtoAEC-Q100,aremanufacturedinISO/TS16949certifiedsites,andfullytestedonasystemlevel.QualificationtestsareperformedasstipulatedintheISO16750standard:

“Roadvehicles-Environmentalconditionsandtestingforelectricalandelectronicequipment”.

u-blox'AssistNowAssistancesupplyaidinginformation,suchasephemeris,almanac,roughlastpositionandtime,reducethetimetofirstfixsignificantlyandimprovetheacquisitionsensitivity.AssistNowdataarewithu-bloxM8supportingbothGPSandGLONASSconstellationforfasteracquisitionthanaGPS-onlyassistance.TheextendedvalidityofAssistNowOfflinedata（upto35days）andAssistNowAutonomousdata（upto6days）providefasteracquisitionafterlongofftime.

Seesection1.6formoreinformationconcerningtheNEO-M8seriesrelatedAssistNowAssistance.

1.2

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Productfeatures

1.3

1

2

3

4

5

6

7AssumingAirborne<4gplatform

ReadytosupportGALILEOE1B/Cwhenavailable（NEO-M8N）Allsatellitesat-130dBm

DependentonaidingdataconnectionspeedandlatencyDemonstratedwithagoodexternalLNA

CEP,50%,24hoursstatic,-130dBm,>6SVs50%@30m/s

Performance

Parameter

Specification

Receivertype

72ChannelsGPSL1C/ASBASL1C/AQZSSL1C/AGLONASSL1OFBeiDouB1GALILEOE1B/C1

2

Time-To-First-Fix

NEO-M8N/Q

NEO-M8M

ColdStart

26s

27s

HotStart

1.5s

♦1.5s

3

AidedStarts

2s

4s

4

Sensitivity

Tracking&Navigation

NEO-M8N/Q-167dBm

NEO-M8M-164dBm

Reacquisition

-160dBm

-159dBm

ColdStart

-148dBm

-147dBm

HotStart

-156dBm

-156dBm

5

Horizontalpositionaccuracy

Defaultmode（includesSBASandQZSS）

2.0m

Accuracyoftimepulsesignal

RMS

99%

30ns60ns

Frequencyoftimepulsesignal

0.25Hz...10MHz（configurable）

Maxnavigationupdaterate

NEO-M8N

NEO-M8M/Q

SingleGNSS

10Hz

18Hz

ConcurrentGNSS

5Hz

10Hz

Velocityaccuracy6

0.05m/s

Headingaccuracy6

0.3degrees

Operationallimits7

Dynamics

V<4g

Altitude

50,000m

Velocity

500m/s

Table1:

NEO-M8performanceinmulti-GNSSmode（withconcurrentreceptionofGPSandGLONASS）

1.4

Figure1:

NEO-M8blockdiagram

Blockdiagram

1.5GNSS

TheNEO-M8GNSSmodulesareconcurrentGNSSreceiversandcanreceiveandtrackmultipleGNSSsystems（e.g.GPS,GLONASS,GALILEO,BeiDouandQZSSsignals）.Becauseofthedual-frequencyRFfront-endarchitecture,twoofthethreesignals（GPSL1C/A,GLONASSL1OFandBeiDouB1）canbereceivedandprocessedconcurrently.BydefaulttheM8receiversareconfiguredforconcurrentGPS（includesSBASandQZSS）andGLONASSreception.Ifpowerconsumptionisakeyfactor,thenthereceivershouldbeconfiguredforsingleGNSSoperationusingeitherGPSorGLOnAsSorBeiDouanddisablingQZSSandSBAS.

Galileo,QZSSandSBASsharethesamefrequencybandasGPSandcanalwaysbeprocessedinconjunctionwithGPS.

1.5.1

♦

GPS

TheNEO-M8positioningmodulesaredesignedtoreceiveandtracktheL1C/Asignalsprovidedat1575.42MHzbytheGlobalPositioningSystem（GPS）.TheNEO-M8seriescanreceiveandprocessGPSconcurrentlywithGLONASSorBeiDou.

1.5.2GLONASS

TheNEO-M8modulescanreceiveandprocessGLONASSconcurrentlywithGPSorBeiDou.TheRussianGLONASSsatellitesystemisanalternativesystemtotheUS-basedGlobalPositioningSystem（GPS）.u-bloxNEO-M8positioningmodulesaredesignedtoreceiveandtracktheL1OFsignalsGLONASSprovidesat1602MHz+k*562.5kHz,wherekisthesatellite'sfrequencychannelnumber（k=—7,...,5,6）.TheabilitytoreceiveandtrackGLONASSL1OFsatellitesignalsallowsdesignofGLONASSreceiverswhererequiredbyregulations.

TotakeadvantageofGPSandGLONASS,dedicatedhardwarepreparationmustbemadeduringthedesign-inphase.See"ro-MSHaraWa厂e/nfeg厂af/onManua/[1]foru-bloxdesignrecommendations.

1.5.3BeiDou

TheNEO-M8modulescanreceiveandprocessBeiDouconcurrentlywithGPSorGLONASS,u-bloxNEO-M8positioningmodulesaredesignedtoreceiveandtracktheB1signalsprovidedat1561.098MHzbytheBeiDouNavigationSatelliteSystem.TheabilitytoreceiveandtrackBeiDouB1satellitesignalsinconjunctionwi