705x2b1s - CCSDS

CCSDS HISTORICAL DOCUMENTRECOMMENDATION FOR ADVANCED ORBITING SYSTEMS((This is the valid indication:snw ! SubnetID(0,0,0,0,0,0,1,0)! Add(1, NullSNSAP)! Add(1, Add(0, NullSNSAP))! MakeCCSDSPacket(MakePrimaryHeader(MakePacketID(Version1,PacketType(0),SHF(0),APID(0,0,0,0,0,0,0,0,1,0,0)),MakePacketSC(PacketSequenceUnSeg,PacketSequenceCount(0,0,0,0,0,0,0,0,0,0,0,0,0,0)),PacketLength(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1)),AddFront(Octet(0,0,0,0,0,0,0,1),AddFront(Octet(0,0,0,0,0,0,1,0), NullOS))) ;which should result in the following packet indication:pkt ! MakePathID(APID(0,0,0,0,0,0,0,0,1,0,0),Add(1, NullAPIDQual))! Add(1, NullAPIDQual)! MakeCCSDSPacket(MakePrimaryHeader(MakePacketID(Version1,PacketType(0),SHF(0),APID(0,0,0,0,0,0,0,0,1,0,0)),MakePacketSC(PacketSequenceUnSeg,PacketSequenceCount(0,0,0,0,0,0,0,0,0,0,0,0,0,0)),PacketLength(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1)),AddFront(Octet(0,0,0,0,0,0,0,1),AddFront(Octet(0,0,0,0,0,0,1,0), NullOS))) ;A packet which has come from an unrecognised SN_SAP. This is a valid situationsnw ! SubnetID(0,0,0,0,0,0,1,0)! Add(1, Add(0, Add(0, Add(1, NullSNSAP))))! Add(1, Add(0, NullSNSAP))! MakeCCSDSPacket(MakePrimaryHeader(MakePacketID(Version1,PacketType(0),SHF(0),APID(0,0,0,0,0,0,0,0,1,0,0)),MakePacketSC(PacketSequenceUnSeg,PacketSequenceCount(0,0,0,0,0,0,0,0,0,0,0,0,0,0)),PacketLength(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1)),AddFront(Octet(0,0,0,0,0,0,0,1),AddFront(Octet(0,0,0,0,0,0,1,0), NullOS))) ;resulting again in a valid indication:CCSDS 705.2-B-1 Page A-19 May 1994CCSDS HISTORICAL DOCUMENT