Texas Instruments TVP5154EVM Computer Hardware User Manual


 
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10.2.1SettingthePCParallelPortMode
Troubleshooting
Figure24.CorrectiveActionRequired
2.IfthecableisconnectedfromthePCparallelporttotheTVP5154EVMandtheEVMpowerison:
a.ClickYes.
b.ThedialogboxshowninFigure24appears.ThisdialogboxappearsifthePCparallel
portmodesettingmayneedtobechanged.
Note:OnlyrunthePCBIOSsetupprogramiftheI
2
Ccommunicationproblemcannotbe
resolvedinanotherway(correctslaveaddresssettings,resetorpowercyclethe
EVM,and/orcheckthatthedevicetypeselectedwasTVP5154).
c.ClickOKtocontinue.
d.Thereal-timepollingdialogappears.ClickOKtocloseitandgettothemainmenu.
e.ClickExitintheFilemenutoexittheprogram.
f.SeethetroubleshootingguideinTable21.
Figure25.CorrectiveActionRequired
Note:OnlyrunthePCBIOSsetupprogramiftheI
2
Ccommunicationproblemcannotbe
resolvedinanotherway(correctslaveaddresssettings,resetorpowercycletheEVM,
and/orcheckthatthedevicetypeselectedwasTVP5154).
1.RestartthePC.
2.Duringthebootprocess,entertheBIOSsetupprogrambypressingtherequiredkey(usuallytheinitial
textscreenindicateswhichkeytopress).
3.Findtheplacewheretheparallelportsettingsaremade.
4.SettheparallelportLPT1ataddress378htoECPmodeorbidirectionalmode(sometimescalledPS/2
modeorbytemode).Ifoneofthesetwomodesisalreadyselected,changetotheoppositemode.
5.Exitandsavechanges.
TVP5154EVMUser'sGuide 36SLEU069AFebruary2006RevisedJuly2006
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