Crestron CNX-BF12 Dokumentacja Pobierz pdf (Strona 71)

EssentialsofCrestronProgramming

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71

<reset>input.Whenreset,<out>willgolowand<out*>(thecomplementof<out>)will

gohigh.

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InthisexamplethesignalforDrapesCloseisconnectedtothe<set>input,andthe

signalforDrapesOpenisconnectedtothe<reset>input.TheoutputoftheLatchis

connectedtotherelayitself.Whenth

eLatchisset,thesignalconnectedto<out>willbe

high,thusclosingtherelayandclosingthedrapes.WhentheLatchresets,thesignal

connectedto<out*>willbehigh,thusopeningtherelay.

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LightingControlFeedback

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IntheVirtualPresentationRoomprogram,thebuttonfeedbackfortheLightingcontrols

isdesignedsuchthatwhentheLightsbuttononthetouchpanelispressed,theLighting

subpagewillbedisplayed.

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TheLightingsubpagewillcontinuetobedisplayeduntilaspecifiedtimeperiodexpires

beforetheuserpresseson

eoftheLightingpresetbuttons(High,Med,LoworOff).Ifthe

userdoespressoneoftheLightingpresetbuttons,thiswillstartthetimeroveragain.

Thesubpagewon’tcloseuntilthetimerexpireswithnofurtheruserinput.Thistype of

programmingisaccomplishedusingaRetriggerableOne‐Shotsymbol.

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TheRetriggerableOne‐Shotisalmo

stfunctionallyidenticaltotheOneShot.Theonly

differenceisthattheRetriggerableOne‐Shotwillrecognizearising‐edgeonthe<trig>

inputevenwhile<out>ishigh,causingittore‐triggerandstartthecountalloveragain.

<out>willnotgolowuntilthefulldu

rationspecifiedbythedoubleprecision

<pulse_time>parameterhaselapsedsincethelasttrigger.Inthisexamplethe

RetriggerableOne‐ShotisdrivenbyanORsymbol,whichdrivesitsoutputhigh

wheneveranyoneormoreoftheinputsishigh.

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Crestron CNX-BF12 Dokumentacja Strona 71