LG AN110B-JD Owner's Manual page 37

Command Reference List
01. Power
02. Input Select
03. Aspect Ratio
04. Screen Mute
05. Contrast
06. Brightness
07. Color
08. Tint
09. Sharpness
10. OSD Select
11. Remote Control Lock / Key Lock
12. Color Temperature
13. Low Power
14. Auto configuration
15. Input Select
* This data will be explained in this document in detail.
❑ Communication Protocol
1. Transmission
[Command1][Command2][ ][Set ID][ ][Data][Cr]
* [Command 1] : First command to control the set.(k, j, x, ASCII code, 1 Character)
* [Command 2] : Second command to control the set..(ASCII code, 1 Character)
* [Set ID] : You can adjust the set ID to choose desired projector ID number in special menu. See previous
page. Adjustment range is '01 ~ 99(0x01~0x63)'. When selecting Set ID '0', every connected
projector set is controlled.
In command Line, Set ID is used to 16 antilogarithm value.
* [DATA] : To transmit command data. Transmit 2 character when organized ASCII code.
* Transmit 'FF' data to read status of command.
* [Cr] : Carriage Return
ASCII code '0x0D'
* [ ] : ASCII code character correspond to "Space Bar" which is in order to classify command, set ID and
Data.
2. OK Acknowledgement
[Command2] [ ] [Set ID] [ ] [OK] [Data] [x]
* The Projector 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.
3. Error Acknowledgement
[Command2] [ ] [Set ID] [ ] [NG] [Data] [x]
* The Projector transmits ACK (acknowledgement) based on this format when receiving abnormal data from non-viable
functions or communication errors.
Data : [1] : illegal code(This command is not supported.)
[2] : not support function(This function doesn't work.)
[3] : wait more time(Try again a few minute later.)
Command 1 Command 2
k
k
k
k
k
k
k
k
k
k
k
k
j
j
x
Data
(Hexadecimal)
a 0 ~ 1
b *
c *
d 0 ~ 1
g 0 ~ 64
h 0 ~ 64
i 0 ~ 64
j 0 ~ 64
k 0 ~ 64
l 0 ~ 1
m 0 ~ 1
u 0 ~ 2
q 0 ~ 1
u 1
b *
RS-232C
37