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Projection Display Serial Interface Spec.
7/13
7. Query Command
ITEM
ASCII
HEX
Software Version
~ q V CR
7Eh 71h 56h 0Dh
Power State
~ q P CR
7Eh 71h 50h 0Dh
Input Select
~ q S CR
7Eh 71h 53h 0Dh
Lamp Hours
~ q L CR
7Eh 71h 4Ch 0Dh
Brightness
~ q B CR
7Eh 71h 42h 0Dh
Contrast
~ q C CR
7Eh 71h 43h 0Dh
Saturation
~ q R CR
7Eh 71h 52h 0Dh
Tint
~ q N CR
7Eh 71h 4Eh 0Dh
Aspect Ratio
~ q A CR
7Eh 71h 41h 0Dh
Color Temperature
~ q T CR
7Eh 71h 54h 0Dh
Projection Mode
~ q J CR
7Eh 71h 4Ah 0Dh
Response message
ITEM
Response Message examples
Software Version
DP3630-HAXX-PWXXX
Power State
On Off
Input Select
RGB RGBHV DVI-D Video
S-Video YPbPr HDMI
Lamp Hours
2000,2000
Brightness
0 ~ 100
Contrast
0 ~ 100
Saturation
0 ~ 100
Tint (Video)
0 ~ 100
Aspect Ratio
4:3 16:9
Color Temperature
High-Brightness 12000K ~ 5000K
Custom
Projection Mode
Front Rear+Ceiling Rear Ceiling
Example 1. Get Brightness value
Send Command : ~qBCR
Response : 100
Example 2. Get Color Temperature