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EXTERNAL CONTROL DEVICE SETUP

Communication Parameters

Baud rate : 9600 bps (UART)

Data length : 8 bits

Parity : None

Stop bit : 1 bit

Communication code : ASCII code

Use a crossed (reverse) cable.

Transmission

[Command1][Command2][ ][Set ID][ ][Data][Cr]

* [Command 1] : First command to control the Monitor.

* [Command 2] : Second command to control the Monitor.

* [Set ID] : You can adjust the set ID to choose desired monitor ID number in optionmenu.

Adjustment range is 1 ~ 10.

When selecting Set ID ‘0’, every connected set is controlled.

Set ID is indicated as decimal (1~10) on menu and as Hexa decimal (0x0~0x0A) on

transmission/receiving protocol.

* [DATA] : To transmit command data.

* [Cr] : Carriage Return

ASCII code ‘0x0D’

* [ ] : ASCII code ‘space (0x20)’

[Command1][Command2][ ][Set ID][ ][Data][Cr]

OK Acknowledgement

[Command2][ ][Set ID][ ][OK][Data][x]

* The Monitor transmits ACK (acknowledgement) based on this format when receiving normal data. At this time, if the

data is in data read mode, it indicates present status data. If the data is in data write mode, it returns the data of the

PC computer.

Error Acknowledgement

[Command2][ ][Set ID][ ][NG][Data][x]

* The Monitor transmits ACK (acknowledgement) based on

this format when receiving abnormal data from

nonviable functions or communication errors.

LG 43UN700T User Manual

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