23
Chapter 2. Device setup
Command
No.
Command type
Command
Value range
1
Power control
0x11
0~1
2
Volume control
0x12
0~100
3
Input source control
0x14
-
4
Screen mode control
0x18
-
5
Screen size control
0x19
0~255
6
PIP on/off control
0x3C
0~1
7
Auto adjustment control (PC and
BNC only)
0x3D
0
8
Video wall mode control
0x5C
0~1
9
Safety Lock
0x5D
0~1
10
Video Wall On
0x84
0~1
11
Video Wall User Control
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
ID
Data
length
Data 1
Checksum
0xAA
0x11
1
"Power"
Header
Command
ID
Data
length
Data 1
12
0xAA
0x11
1
1
• 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.
Power control
Function
• A product can be powered on and off using a PC.
Viewing power state (Get Power ON/OFF Status)
Header
Command
ID
Data length
Checksum
0xAA
0x11
0
Setting power ON/Off (Set Power ON/OFF)
Header
Command
ID
Data
length
Data
Checksum
0xAA
0x11
1
“Power”
“Power”: Power code to be set on a product.
•
1: Power ON
•
0: Power OFF
