Crestron CNX-BF12 Especificações descarregar pdf (Página 82)

EssentialsofCrestronProgramming

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82

VolumePresetsFeedback

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TheVolumePresetbuttonsmustshowactivefeedbackwhenthecurrentvolumelevelis

atthepresetlevel.ThevolumelevelisalsoreportedbythePercentobjectonthe

touchpanel,aswellastheSliderobject.

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TheoutputoftheAnalogRateLimiterisarawa

nalogvaluefrom0dto65535d,whereas

thepresetsarepercentagesfrom0%to100%.Tofacilitatethefeedbackprogramming,

therawanalogvalueneedstobescaledto0dto100d.EntertheAnalogScalersymbol.

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Therawanalog<Volume_Level>valueisconnectedtoananaloginputoftheScaler.

The<span>istherangeofvaluesoverwhichtheanalogsign

alwillbescaled,whichin

thisexampleis100d.Theoffsetis0d,signifyingnooffsetfromtheoriginalvolumelevel.

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TheAnalogEquatesymbolisusedtodrivethefeedbackforthepresetbuttonswhenthe

sliderisatth

ecorrectlevel.TheAnalogEquatesymboldrivesanoutputhighifthe

valueseenonitsanaloginputisequaltothecorrespondingparameter.Sinceaslideris

notlikelytolandontheexactpresetvalue,thescaledvaluegeneratedbytheAnalog

Scalerensuresthatthep

resetbuttonwilldisplayfeedbackasexpected.

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Crestron CNX-BF12 Especificações Página 82