Simrad ES80 - Port Monitor Dialog Box

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Parity
Usethisfunctiontospecifytheparityforserialcommunication.Thestandard
paritydenedforNMEAseriallinecommunicationis"None".
Aparitybit,orcheckbitisabitaddedtotheendofastringofbinarycode
thatindicateswhetherthenumberofbitsinthestringwiththevalueoneis
evenorodd.Paritybitsareusedasthesimplestformoferrordetectingcode.
[...]Inserialdatatransmission,acommonformatis7databits,anevenparity
bit,andoneortwostopbits.Thisformatneatlyaccommodatesallthe7-bit
ASCIIcharactersinaconvenient8-bitbyte.Otherformatsarepossible;8bits
ofdataplusaparitybitcanconveyall8-bitbytevalues.
https://en.wikipedia.org/wiki/Parity_bit
Returnto...
Installationdialogbox,page346
Outputdialogbox,page386
I/OSetuppage,page371
PortMonitordialogbox
CommunicationwithexternaldevicesisimportantforES80operation.The
communicationbetweentheProcessorUnitandperipheraldevicestakesplaceusing
"datagrams".Thesedatagramsareself-containedandindependententitiesofdata
carryinginformation.WhensettingupormaintainingtheES80,itisalwaysusefulto
verifythatthecommunicationlineswithexternaldevicesareoperational.ThePort
Monitordialogboxallowsyoutostudythecommunicationstreamonthechosenserial
lineorLANport.
Howtoopen
ToopenthePortMonitordialogbox,selectaserialorLANportontheI/OSetuppage,
andselectMonitor.
TheI/OSetuppageislocatedintheInstallationandOutputdialogboxes.TheInstallation
dialogboxislocatedontheSetupmenu.TheOutputdialogboxisalsolocatedonthe
Setupmenu.
SimradES80ReferenceManual