LG Electronics 39LN549E Model Vehicle User Manual


 
ENGLISH
30
EXTERNAL CONTROL DEVICE SETUP
Transmission / Receiving protocol
Transmission
[Command1][Command2][ ][Set ID][ ][Data][Cr]
[Command 1] : First command to control the set.(j, k, m or x)
[Command 2] : Second command to control the set.
[Set ID] : You can adjust the set ID to choose desired set ID number in Option menu. Adjustment range is 1~ 99. When
selecting Set ID
0
, every connected the set is controlled. Set ID is indicated as decimal (1~ 99) on menu and as Hexa
decimal (0x0~ 0x63) on transmission /receiving protocol.
[DATA] : To transmit the command data.
Transmit the
FF
data to read status of command.
[Cr] : Carriage Return
ASCII code
0x0D
[ ] : ASCII code
space (0x20)
* In this model, set will not send the status during the standby mode.
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.
* In this model, set will not send the status during the standby mode.
* Data Format
[Command 2] : Use as command.
[Set ID] : Use the small character, if set ID is 10, it will send the
0
,
a
.
[DATA] : Use the small character, if data is 0 x ab, it will send the
a
,
b
.
[OK] : Use the large character.
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.
Data01: Illegal Code
Data02: Not supported function
Data03: Wait more time
* In this model, set will not send the status during the standby mode.
* Data Format
[Command 2] : Use as command.
[Set ID] : Use the small character, if set ID is 10, it will send the
0
,
a
.
[DATA] : Use the small character, if data is 0 x ab, it will send the
a
,
b
.
[NG] : Use the large character