Data Sheet

TeledyneLeCroyCorporation ErrorSummary
462 USBProtocolSuiteUserManual
BadCRC16
TheCRC16fieldhasanincorrectvalue.Thepacketiscorrupt
(eitherthedataortheCRCitself).
BadPacketLength Thepacketisshorterorlongerthanexpected.
BadStuffBits TheNRZIencodinghasaproblem.
BadEOP
TheEndofPacketsignalingdoesnotconformtotheUSB2.0
Specification.
BabbleStart ThepacketstartedtoolateintheFrameorMicroframe.
BabbleEnd(LOA) ThepacketendedtolateintheFrameorMicroframe.
BadFrameLength
TheFrameorMicroframetimewasoutofspec.(expected~1
msor~125Sec)
BadTurnaround/
Timeout
Thedeviceorhosttooktoolongtorespondtoapacketwithin
atransaction.
BadDataToggle
UnexpectedDataTogglevalue;incorrectaccordingtotheUSB
2.0Specification.
BadFrame/uFrame
Number
Framenumbernotsequential,ornotexactly8repetitionsofa
framenumberinaHighSpeedframesequence.
AnalyzerInternal
Error
TeledyneLeCroyhardwarecaptureproblem(notaUSBerror).
LastByteIncomplete Thepacketlengthinbyteswasnotmodulo8.
BadOTGSignalValue TheOTGsignalwasnotwithinUSB2.0OTGSpecification.
TPNon‐Zero
ReservedField
AreservedvaluewithinaTransactionPackethasanon‐zero
value.
PTPTraNo
Command
NocommandseeninthisPTPTransfer.
PTPTraNoResponse NoresponseseeninthisPTPTransfer.
PTPTraId
Misordered
TheTransferID'sappeartobeinthewrongorder.
PTPTraNo
Operationcode
TheoperationcodeismissinginthisPTPtransfer.
SCSIOpNo
Command
TheCommandismissingfromthisSCSIOperation.
SCSIOpNoData TheDataismissingfromthisSCSIOperation.
SCSIOpstatus InvalidStatusisfoundforthisSCSIOperation.
SCSIOpInvalid
OpCode
TheSCSIOpCodeisnotsupportedbythecurrentstandards.
Error Type Error Description