LG Electronics 29LY340C CRT Television User Manual


 
33
ENGLISH
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