VP-503xl / VP-504xl Communication Protocol
17
8 VP-503xl / VP-504xl Communication Protocol
Set Command: Y Control_Type Function Param CR
Reply: Z Control_Type Function Param CRDoneCR
Get Command: Y Control_Type Function CR
Reply : Z Control_Type Function Param CR
Example:
1. "Y 0 7 31 CR" -> set Contrast value as 31
"Z 0 7 31 CR"
2. "Y 1 7 CR" -> get current Contrast value
"Z 1 7 31 CR" -> current Contrast value is 31
: ASCII Code 0x20
CR : Ascii Code 0xD or 0xA
Table 7 defines the Set Commands:
Table 7: Set Commands
Control Type
Set
Get
Function
Param
Description
Keypad
0
N/A
0
N/A
Menu
0
N/A
1
N/A
Enter
0
N/A
2
N/A
-
0
N/A
3
N/A
+
0
N/A
4
N/A
Auto Image
0
1
5
0: Off
1: On
Freeze
0
1
6
0: OS
1: US
OS/US
Picture Setup
0
1
7
-32~31
Contrast
0
1
8
-32~31
Brightness
0
1
9
0: Off
1: On
Sharpness
0
1
10
0~8
Flicker Filter
0
1
11
-32~31
Saturation
