VP-724xl Communication Protocol
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10 VP-724xl Communication Protocol
Set and Get command:
Set Command: YControl_TypeFunctionParamCR
Reply: ZControl_TypeFunctionParamCRDone>CR
Get Command: YControl_TypeFunctionParamCR
Reply: ZControl_TypeFunctionParamCR
Example:
1. "Y 1170-127CR" -> set Contrast value. (4th byte is between 0
and 127).
"Z1170-127CR>" --> Reply value
"DoneCR" --> command setting success
2. "Y4210-17CR" -> get current output resolution. (4th byte is
between 0 and 17).
"Z4210-17CR>" -> Reply value
3. "Y035CR" -> Volume down. Each time we apply this command
will decrease the volume level by one step.
"Z035CR>"-->Reply value
"DoneCR" --> command setting success
Definition:
: ASCII Code 0x20
CR: Ascii Code 0xD or 0xA
After set type Command setting, system will respond a string as "Done"
Control
Type Function
Param
(for Set)
Function
Description Comment
0 0 N/A Output
0 1 N/A Freeze
0 2 N/A Power
0 3 N/A AV1
0 4 N/A AV2
0 5 N/A Comp
0 6 N/A YC1
0 7 N/A YC2
0 8 N/A VGA1
0 9 N/A VGA2 (VP724 Only)
0 10 N/A DVI
0 11 N/A Information
0 12 N/A Area Left Up
0 13 N/A Area Middle Up