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