VM Series Displays RS232 User Guide
020-1359-00A
Page | 27
Audio
15. Volume
Use this command to set/get the volume as defined below.
15.1 Volume Get
Bytes
Bytes Description
Bits
Description
DATA[0]
0x45 = Volume-
Get
Command requests the display to report its current
Volume level
To mute the display, send Volume = 0. This command does not overwrite the system
mute status of the display.
Example: (Display Address 01)
Header
Monitor ID
Category
Code0
Code1
Length Data Control
Data[0]
Checksum
0xA6
0x01
0x00
0x00
0x00
0x03
0x01
0x45
0xE0
15.2 Volume Report
Bytes
Bytes Description
Bits
Description
DATA[0]
0x45 = Volume-
Report
Command reports current volume level
DATA[1]
Volume
0 to 100 (%) of the user selectable range of the
display
Example: Volume 77% (0x4D) (Display Address 01)
Header
Monitor ID
Category
Page
Length
Data Control
Data[0]
Data[1]
Checksum
0x21
0x01
0x00
0x00
0x04
0x01
0x45
0x4D
0x2D