GE CNIC-A2P Data Sheet
GE
Intelligent Platforms
Features
• AFDX/ARINC664Part7dualportinter-
face(twoindependent10/100MHzfull
duplexports)
• AvailableasPMC,PCIandcPCI
• 33/66MHz,32-bitPCIinterface
• IncludesAFDXandlow-levelSoftware
Developer'sKit(SDK)atnoadditional
charge.
• Advancedreceptionfeatures
- 20nsectime-tags
- IRIG-Bsynchronization
- DMAtransfertohost
- Fullthroughputcapability
- Linklevelerrordetection
• Advancedtransmissionscheduling
- Highlyaccurate
- Flexibleschedulingmodes
- DMAtransferfromhost
- Fullthroughputcapability
- Linklevelerrorinjection
• Advancedsoftwaresupport
- FlexiblepacketcaptureAPI
- AFDX/ARINC664Part7API
- XMLconfigurationformat
- Integratedlogfileformat
- Berkeleypacketfilterengine
• Fourbi-directionalavionicsleveldiscretes
• Inputandoutputtriggersperchannel
Architecture
GEIntelligentPlatforms’CNICisahighperfor-
manceinterfaceformonitoring,generating
oranalyzingfull-bandwidthAFDX/ARINC664
Part7protocoltraffic.GE’sexclusivepipeline
architecturemaximizespacketthroughput
usingparallelcontrollersandefficientDMA
transfers,therebyavoidingthebottlenecksof
CPU-basedinterfacesolutions.
Configurableaseitheronedual-redundant
AFDX/ARINC664Part7interfaceortwo
independentports,usershavecomplete
accesstoallframeandheaderdata.Each
incomingpacketistaggedwitha20nsec
resolution,64-bittime-tag.Realtimetraf-
ficgenerationishighlyaccurate.AnIRIG-B
receiver/generatorisincludedforsynchro-
nizationtoexternalIRIG-Btimesourcesand
forsynchronizingmultipleCNICboards.In
addition,I/Otriggers,errordetection/injec-
tion,BIT,andlink/protocollevelstatistics
areprovided.
AFDX/ARINC 664 Part 7 Performance
MultipleCNICsinthesamePChavebeen
benchmarkedatfullbandwidthsupporting
allchannelswith2000VLs(VirtualLinks),
multiplePortsoneachVLandminimum
payloads(17bytes).
Advanced Software Support
TheCNICcomeswithallthesoftware
developmenttoolsneededforuserapplica-
tiondevelopmentatnoextracharge.The
Cpcap,packetcapturelibrary,providesa
completesetoffunctionsfortransmitting
andreceivingEthernetframes.Framesfrom
multipleportscanbeloggedorreplayed
usingtheopen-sourcentarlog-fileformat.
AFDX-AimplementstheAFDX/ARINC664
Part7protocolstackincludingEndSys-
tems,redundancymanagement,Virtual
Links,andPorts.AnadvancedXML-based
ConfigurationFileformatisusedtospecify
EndSystems.
CNIC-A2P
DualPortARINC664Part7PMCInterface
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