Data Sheet

TeledyneLeCroyCorporation TheMainDisplayWindow
178 USBProtocolSuiteUserManual
5. Takeallthedefaultselectionsunlessyouhavegoodreason,asthiswillcreatethe
simplest,fastestfile:
a. FrameNumbering‐Lettingtheframenumbersbegeneratedbythehardware
willenableyoutoeditthe.utgfilewithouthavingtomodifyalltheframe
numbers.
b. Limitempty_framesto2SOF's‐Thisreducesthesizeofthethegeneratorfile
imageinthehardwarememory,allowingthemostefficientuseofthatspace.If
youneedthevaluetobesomenumberotherthan2,youcanuseatexteditorto
doaglobalsearch&Replace.Thismightbenecessaryifyouaretryingto
preservethenumberofframesbetweeninterruptorisochronouspackets.In
thatcase,itmightbebettertoexportwithoutthisitemchecked,andthenpare
downthesizeofthefilethroughhandeditingthefiletoreducelargevaluesof
"empty_frames".
c. IncludeNAK'edTransactions‐Thisusesextragenerationmemorytorepeatthe
originalscenario'sNAKbehavior.Thiscancausethescenariotofailifthedevice
doesnotbehaveEXACTLYthesameeachrun.
d. IncludeDeviceSidePackets‐Usedtocreateagenerationfilethatrunswithouta
device!Itjustre‐createstheoriginalscenario,andrequiresaterminationplug
fortheanalyzer.
e. IncludeexactEOPvalues(LS&FS)‐ThisrecreatesthesameEOPvaluesforthe
packetsastheywereseenintheoriginaltracefile.Thistakesmuchlongerto
export,andthereislittletobegainedfromit.
6. IfthecapturedfilewasHiSpeedandwasrecordedinAuto‐SpeedDetectmode,you
mustaddaping=herestatementbeforethefirstSOFpacketsinthe.utgfile.Thisis