4. Communication Format
Header
Message
Check Code
Delimiter
The command packet consists of four parts, Header, Message, Check code and Delimiter.
Recommended sequence of a typical procedure to control a monitor is as follows, [A controller and a monitor,
■ For the general command (see the part "6.3. Operation Code (OP code) Table”)
Controller
Get Parameter
Header | Message | Check Code | Delimiter |
Get Parameter Reply
Monitor
The controller sends command to get a value from the monitor that you want to change.
Header Message
Check Code
Delimiter
The monitor replies a current value of the requested item.
Set Parameter 
Header Message
Check Code
Delimiter
The controller sends commands to set an adjusted value.
Set Parameter Reply
Header | Message | Check Code | Delimiter |
The monitor replies to the controller for confirmation.
Get Parameter 
Header | Message | Check Code | Delimiter |
Get Parameter Reply
Header | Message | Check Code | Delimiter |
Save Current Setting Command 
Header | Message | Check Code | Delimiter |
The controller sends command to get a value for confirmation.
The monitor replies an adjusted value.
The controller requests to store the adjusted value to the monitor.
Save Current Setting Command Reply
|
|
|
| The monitor replies to the | |
Header | Message | Check Code | Delimiter | ||
controller for confirmation. |
■ For the special command (see the part 7 to 14. and 5.5.2)
Controller
Monitor
Command
Header | Message | Check Code | Delimiter |
Command Reply
Header | Message | Check Code | Delimiter |
The control does not suitable for above fixed protocol; use the proper command for each control. Please refer section 5.5 and section 7 to 13.
The monitor replies a proper message defined for each control.
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