reliablecommunicationwithtwoandfour-wiredevices.Formore
informationabouttransceivercontrolmodes,refertoRS-485Transceiver
Control.
AllPXIserialhardwareusesstandard16550-compatibleUARTs
(UniversalAsynchronousReceiver/Transmitters)forcomplete
compatibilitywithstandardPCCOMports.Theserialhardwarecontains
FIFO(First-In-First-Out)bufferstoreducesusceptibilitytointerrupt
latencyforfastertransmissionrates.FullPlugandPlaycompatibility
allowsswitchlessconfigurationandinstallation.Formoreinformation
abouttheserialhardwarespecificationsandoperatingconditions,referto
theNISerialHardwareGuide.
ThefollowingtableliststhePXIserialboardnumbersandcorresponding
boarddescriptions.
PXIBoardNamesandDescriptions
PXIBoardName Description
PXI-8430 RS-232twoport
RS-232fourport
RS-232eightport
RS-23216port
PXI-8431 RS-485twoport
RS-485fourport
RS-485eightport
PXI-8432 RS-232twoportisolated
RS-232fourportisolated
PXI-8433 RS-485twoportisolated
RS-485fourportisolated
PXI-8420 RS-232twoport
RS-232fourport
RS-232eightport
RS-23216port
PXI-8421 RS-485twoport
RS-485fourport
RS-485eightport
PXI-8422 RS-232twoportisolated
RS-232fourportisolated