Control Codes
Viewing control state (Get control command)
Header
Command
ID
0xAA
Command
type
Controlling (Set control command)
Header
Command
ID
0xAA
Command
type
Command
No.
Command type
1
Power control
2
Volume control
3
Input source control
4
Screen size control
5
Video wall mode control
6
Safety Lock
7
Video Wall On
8
Video Wall User Control
Data length
Checksum
0
Data length
Data
1
Value
Command
Value range
0x11
0~1
0x12
0~100
0x14
-
0x19
0~255
0x5C
0~1
0x5D
0~1
0x84
0~1
0x89
-
•
All communications take place in hexadecimals. The checksum is calculated by adding
up all values except the header. If a checksum adds up to be more than 2 digits as shown
below (11+FF+01+01=112), the first digit is removed.
E.g. Power On & ID=0
Header
Command
0xAA
0x11
Header
Command
0xAA
0x11
Checksum
•
To control all devices connected by a serial cable simultaneously irrespective of IDs, set
the ID as "0xFE" and transmit commands. Commands will be executed by each device but
ACK will not respond.
ID
Data length
Data 1
1
"Power"
ID
Data length
Data 1
1
1
Checksum
12
34