VIEWSONIC VTMS2431 User Manual
Page 59
54
ENGLISH
Contact ViewSonic service team at: http://www.ViewSonic.com or call our service team: United States 1-800-688-6688, Canada 1-866-463-4775
ViewSonic VTMS2431
Other Information
6. Remote Control Pass-through mode
When PC sets the LCD monitor to Remote Control Pass through mode, the LCD shall send
a three bytes packet (followed by “CR”) in response to RCU button activation. Note, that
in this mode the RCU shall have no effect on the monitor function. For example: “+Volume”
will not change the volume in the LCD but only sends “+Volume” code to PC over the
RS232 port.
RCU Pass-through Command description:
Length
Total Byte of Message excluding “CR”
TV ID
Identification for each of TV
Command Type Identify command type,
“p” (0x70h) : RCU Pass-through
Value[1~2]
Two bytes ASCII that defines the value
CR
0x0D
RCU Pass-through Command Format:
Reply: (Command Type= “p”)
Name
Length
ID
Command
Type
Value1
Value2
CR
Byte Count
1 Byte
2 Byte
1 Byte
1 Byte
1 Byte
1 Byte
Bytes order
1
2~3
4
5
6
7
Example1: User press “Menu” Key form RCU to TV-03 and RCU data pass-through
to Server, then server will receive “1A”.
Reply (Hex Format)
Name
Length
ID
Command
Type
Value1
Value2
CR
Hex
0x36
0x30
0x33
0x70
0x31
0x41
0x0D
Example2: User press “5” Key form RCU to TV-07 and RCU data pass-through to
Server, then server will receive “05”.
Reply (Hex Format)
Name
Length
ID
Command
Type
Value1
Value2
CR
Hex
0x36
0x30
0x36
0x70
0x30
0x35
0x0D