Rs-232c transmission spec, Rs-232c communication format, Rs-232c command table – AVer M30(310AF) user manual User Manual
Page 24
ENGLISH
21
R
R
S
S
-
-
2
2
3
3
2
2
C
C
T
T
r
r
a
a
n
n
s
s
m
m
i
i
s
s
s
s
i
i
o
o
n
n
S
S
p
p
e
e
c
c
Star bit
：
1 bit
Data bit
：
8 bit
Stop bit
：
1 bit
Parity bit
：
None
X parameter
：
None
Baud rate(Communication speed)
：
9600bps
R
R
S
S
-
-
2
2
3
3
2
2
C
C
C
C
o
o
m
m
m
m
u
u
n
n
i
i
c
c
a
a
t
t
i
i
o
o
n
n
F
F
o
o
r
r
m
m
a
a
t
t
Start Code(1 Byte)
: 0xFF
Type Code(1 Byte)
: 0x70
DataLength Code(1 Byte) : 0x01
Data Code(1 Byte)
: See the Command Table for reference.
CheckSum Code(1 Byte)
: See the Command Table for reference.
Format
: Start + Type + DataLength + Data + CheckSum
Example
: 0xFF + 0x70 + 0x01+ 0x80 + 0xF1 (Command Power)
R
R
S
S
-
-
2
2
3
3
2
2
C
C
C
C
o
o
m
m
m
m
a
a
n
n
d
d
T
T
a
a
b
b
l
l
e
e
Start Code
Type
Code
Data
Length
Data
Code
Checksum
KEY_POWER FF
70
1
0
71
KEY_TIMER FF
70
1
1
70
KEY_AVBOX FF
70
1
2
73
KEY_AVVISOR FF 70 1
3
72
KEY_MIRROR FF
70
1
4
75
KEY_SPLT
SCREEN
FF 70 1 5 74
KEY_PIP FF
70
1
6
77
KEY_REVERSE FF 70 1 7
76
KEY_EFFECT FF
70
1
8
79
KEY_SLIDESHOW FF 70
1 9 78
KEY_DEL FF
70
1
A
7B
KEY_PLAYBACK FF 70 1 B 7A
KEY_FREEZE FF
70
1
C
7D
KEY_CAPTURE FF 70 1 D
7C