LG DM2780D - Transmission and Receiving Protocol

ENGLISH
91
EXTERNAL CONTROL DEVICE SETUP
Transmission / Receiving protocol
Transmission
[Command1][Command2][ ][Set ID][ ][Data][Cr]
[Command1]:FirstcommandtocontroltheTV.(j,k,morx)
[Command2]:SecondcommandtocontroltheTV.
[SetID]:YoucanadjustthesetIDtochoosedesiredTVIDnumberinoptionmenu.Adjustmentrangeis1
to99.WhenselectingSetID‘0’,everyconnectedsetiscontrolled.SetIDisindicatedasdecimal(1
to99)onmenuandasHexadecimal(0x0to0x63)ontransmission/receivingprotocol.
*[DATA]:Totransmitcommanddata.
Transmit‘FF’datatoreadstatusofcommand.
*[Cr]:CarriageReturn
ASCIIcode‘0x0D’
*[]:ASCIIcode‘space(0x20)’
OK Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
ThesettransmitsACK(acknowledgement)basedonthisformatwhenreceivingnormaldata.Atthistime,
ifthedataisdatareadmode,itindicatespresentstatusdata.Ifthedataisdatawritemode,itreturnsthe
dataofthePCcomputer.
Error Acknowledgement
[Command2][ ][Set ID][ ][NG][Data][x]
*ThesettransmitsACK(acknowledgement)basedonthisformatwhenreceivingabnormaldatafromnon-
viablefunctionsorcommunicationerrors.Data00:IllegalCode