Data Sheet

USBProtocolSuiteUserManual 555
FormatofTrafficGenerationFiles TeledyneLeCroyCorporation
retry TRUE
FALSE
HostGenerationOnly.
Defineswhetheranautomaticretryshouldbe
performedonpacketsto/fromthisendpointin
thecasethattheyareNAKed(orinsomecases
NYETed),orifatimeoutondeviceresponse
occurs.
RETRYonlyworksforthePids:Setup,In,and
Out.
IfTRUE,theExerciserautomaticallyretriesthe
specifiedsequenceifaPidisreceivedonthe
buswhichdoesnotmatchtheexpected_pid,or
ifatimeoutoccurs.
Thegeneratorre‐issuesthehostpacket(s)after
waitingeither1/10thofaframe,oruntilafter
thenextstart‐of‐frame(dependingonthevalue
setforretry_next_frame).
Theretriescontinueuntiltheexpected_pidis
received.
Whenaretryattemptfindsitsexpected_pid,
theExerciserautomaticallygeneratesanew
start‐of‐framebeforecontinuingwiththerestof
theGenFile.(Thestart‐of‐frameiseitheran
SOFpacketorakeep‐alivesignal.)
IfFALSE,theExerciserwaitsforaPidbefore
proceeding.Thereisnotimeout.
IfaPidisreceivedwhichdoesnotmatchthe
expected_pid,theExercisercontinuestowait
forthecorrectPidtoappear.
Iftheuserstopsthegeneration,amessage
statesthatthegeneratorwaswaitingpatiently
fortheexpected_pid,anditnevershowedup.
Theusermustexaminetheproblembyviewing
thetracefile.
Thisstatementcanalsobeusedinconjunction
withanypid=xxxstatementinthe.utgfile.This
canbedonetooverridetheconfiguredor
defaultretrybehavior.
Syntaxexample:retry=TRUE
TABLE 11.3: Support Keys for Defining Fields within a packet. (Continued)
Key Code Format Description