Usl JSD-100 Especificações Página 21

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Pin Description
1 DCD–Internallyconnectedtopins4and6.Doesnotneedtobeconnectedinmostcases.
2 TXD–TheJSD100transmitsdataonthispin.
3 RXD–TheJSD100receivesdataonthispin.
4 DTR–Internallyconnectedtopins1and6.Doesnotneedtobeconnectedinmostcases.
5 GND–Signalground.
6 DSR–Internallyconnectedtopins1and4.Doesnotneedtobeconnectedinmostcases.
7
CTS–TheJSD100holdsofftransmittingdataifthedeviceconnectedtotheJSD100drivesthispinlow.
Datatransmissionisresumedwhenthispinisdrivenhigh.ThepinispulledhighintheJSD100sothe
pincanbeleftopeninmostcases.
8
RTS–TheJSD100drivesthispinlowwhenitisnotreadytoreceivedataanddrivesithighwhenitis
readytoreceivedata.Inmostcasesthispincanbeleftopen.
9 RI–TheJSD100providesacurrentlimited(900mA)+5Vtodriveexternalequipmentonthispin.
EthernetInterface
TheJSD100includesastandard10/100MbpsEthernetinterface.Thesameautomationcommands(described
inAppendixA)areavailableonTCPconnectionstoport10001ontheEthernetinterface.TheJSD100accepts
upto10simultaneousTCPconnections,allowingmultiplecontrolandmonitordevicestobeused.The
Ethernetinterfaceisalsodrivenbyawebbrowser.Systemstatusisavailableoninternallygeneratedweb
pages.UseaCAT5orbetterEthernetcabletoconnecttheJSD100tothecontrolnetwork.TheUSLsupplied
ferriteblockshouldbeclippedontothecableadjacenttotheconnectortocomplywithFCCandCEemission
requirements.
USLLink
TheUSLLinkisanRS485bususedtointerfacetheJSD100tootherUSLdevices.Visitwww.uslinc.comfora
listofUSLLinkcompatibledevices.TheUSLsuppliedferriteblockshouldbeclippedontothecablesadjacent
totheconnectorstocomplywithFCCandCEemissionrequirements.
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