LG AN110B-JD - Manual (Page 37)

Command 1 Command 2 Data
(Hexadecimal)
01. Power k a 0 ~ 1
02. Input Select k b *
03. Aspect Ratio k c *
04. Screen Mute k d 0 ~ 1
05. Contrast k g 0 ~ 64
06. Brightness k h 0 ~ 64
07. Color k i 0 ~ 64
08. Tint k j 0 ~ 64
09. Sharpness k k 0 ~ 64
10. OSD Select k l 0 ~ 1
11. Remote Control Lock / Key Lock k m 0 ~ 1
12. Color Temperature k u 0 ~ 2
13. Low Power j q 0 ~ 1
14. Auto configuration j u 1
15. Input Select x b *
RS-232C
37
Command Reference List
1. Transmission
* [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.
[Command1][Command2][ ][Set ID][ ][Data][Cr]
* 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.
* This data will be explained in this document in detail.
[Command2] [ ] [Set ID] [ ] [OK] [Data] [x]
[Command2] [ ] [Set ID] [ ] [NG] [Data] [x]
3. Error Acknowledgement
2. OK Acknowledgement
* 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.)
❑ Communication Protocol