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RS-232C Configurations
7-Wire Configurations
(Standard RS-232C cable)
PC
RXD
2
TXD
3
GND
5
4
DTR
6
DSR
7
RTS
8
CTS
D-Sub 9
3-Wire Configurations
(Not standard)
PC
2
RXD
3
TXD
5
GND
4
DTR
6
DSR
7
RTS
8
CTS
D-Sub 9
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.
Command Reference List
(Depending on model)
TV
01. Power
3
TXD
02. Aspect Ratio
2
RXD
03. Screen Mute
5
GND
04. Volume
6
DSR
Mute
4
DTR
05. Volume
8
CTS
Control
7
RTS
06. Contrast
D-Sub 9
07. Brightness
08. Colour
09. Tint
10. Sharpness
TV
11. OSD Select
3
TXD
12. Remote
2
RXD
Control
5
GND
Lock Mode
6
DTR
13. Balance
4
DSR
14. Colour
7
RTS
Temperature
8
CTS
15. Energy
Saving
D-Sub 9
16. Auto
Configuration
17. Equalize
18. Tune Com-
mand
19. Programme
Add/Skip
20. Key
21. Control Back
Light
22. Input select
(Main Picture
Input)
• During USB operations such as DivX or EMF, all commands except
COMMAND1
k
k
k
k
k
k
k
k
k
k
k
k
k
x
j
j
j
m
m
m
m
x
Power(ka) and Key(mc) are not executed and treated as NG.
DATA
COMMAND2
(Hexadecimal)
a
00 to 01
c
(See p. 4)
d
(See p. 5)
e
00 to 01
f
00 to 64
g
00 to 64
h
00 to 64
i
00 to 64
j
00 to 64
k
00 to 32
l
00 to 01
m
00 to 01
t
00 to 64
u
00 to 64
(See p. 7)
q
u
01
(See p. 7)
v
(See p. 7)
a
b
00 to 01
(See p. 8)
c
g
00 to 64
(See p. 8)
b
3
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