LG Electronics 47WL10MS Car Video System User Manual


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CONTROLLING THE MULTIPLE PRODUCT
Transmission / Receiving protocol
Transmission
[Command1][Command2][][SetID][][Data][Cr]
*[Command1]:Firstcommandtocontroltheset.
*[Command2]:Secondcommandtocontroltheset.
*[SetID]:SetIDwithwhichyouwanttocommunicate.Enter[SetID]=‘00(0x00’tocommunicatewithallsets
regardlessoftheirSetIDnumbers.
*[Data]:Informationpassedtotheset.
*[Data1]:Informationpassedtotheset.
*[Data2]:Informationpassedtotheset.
*[Data3]:Informationpassedtotheset.
*[Cr]:CarriageReturn.ASCIIcode‘0x0D’.
*[]:ASCIIcodespace‘0x20’
Acknowledgement
[Command2][][SetID][][OK/NG][Data][x]
*Whentheproductreceivesdatanormally,itsendsanacknowledgement(ACK)intheformatabove.Ifdatais
inreadmode,itindicatesthedatathatshowsthecurrentstatus.Ifdataisinreadmode,itsimplyindicatesthe
datathatissentfromthePC.
*IfacommandissentwithSetID'00'(=0x00),thedataisreflectedtoallmonitorsetsandtheydosendany
acknowledgement(ACK).
*Ifthedatavalue'FF'issentincontrolmodeviaRS-232C,thecurrentsettingvalueofafunctioncanbe
checked(onlyforsomefunctions).
*Somecommandsarenotsupporteddependingonthemodel.
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