Instruction Manual

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P
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V540UserManual
7430‐0808‐01Rev.B
age72 GNA
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Thispacketcontainsfirmwareversioninformation.
majorVersionchangesmayintroduceseriousincompatibilities.
minorVersionchangesmayaddormodifyfunctionality,butmaintainbackwardcompatibilitywithpreviousminor
versions.
patchlevelchangesreflectbugfixesandinternalmodificationswithlittleeffectontheuser.Thebuild
stageisoneofthefollowing:0=releasecandidate,1=development,2=alpha,3=beta.
The
buildNumberisincrementedwitheachengineeringfirmwarebuild.ThebuildNumberandstageforreleased
firmwarearebothzero.Thefinalbetacandidateisv.w.x.3.y,whichischangedtov.w.x.0.1tocreatethefirstrelease
candidate.Thelastreleasecandidateisv.w.x.0.z,whichischangedtov.w.x.0.0forrelease.
Table35VRPayload
VRPayloadContents
Byte
ffset
O
Name Format Scaling Units Description
0 majorVersion U1 — — Majorfirmwareversion
1 minorVersion U1 — — Minorfirmwareversion
2 patch U1 — — Patchlevel
3 stage ‐ — —
DevelopmentStage(0=release
evelopment,
ta)
candidate,1=d
2=alpha,3=be
4 buildNumber U1 — — Buildnumber
Test2(DetailedBITandStatus)Packet
Test(‘T2’=0x5432)
Preamble PacketType Length Payload Termination
03.3x5555 0x5432 0x1E <T2payload> <CRC(U2)>
ThispacketcontainsdetailedBITandstatusinformation.FullBITStatusdetailsaredescribedinChapter11.BuiltIn
Test(BIT)
).
Table36T2Payload
T2PayloadContents
Byte
ffset
O
Name Format Scaling Units Description
0 BITstatus U2 — —
MasterBITandStatu
Field
s
2 hardwareBIT U2 — — HardwareBITField
4 hardwarePowerBIT U2 — — HardwarePowerBITField
6 hardwareEnvironmentalBIT U2 — —
HardwareEnvironmental
BITField
8 comBIT U2 — — communicationBITField
10 comSerialABIT U2 — —
CommunicationSerialA
BITField
12 comSerialBBIT U2 — —
CommunicationSerialB