Kramer 4 x 4 Seamless AV Matrix Switcher/Multi-Scaler - Manual (Page 104)

VSM-4x4A – VSM-4x4A RS-232/Ethernet Communication Protocol 97
10.3.7.2 CONTRAST
Functions Permission Transparency
Set: CONTRAST End User Public
Get: CONTRAST? End User Public
Description Syntax
Set: Set window contrast # CONTRAST SPwin_num,valueCR
Get: Get window contrast # CONTRAST? SPwin_numCR
Response
Set / Get: ~ nn@ CONTRAST SPwin_num,valueCR LF
Parameters
win_num – 1 (OUT A), 2 (OUT B), 3 (OUT C), 4 (OUT D), * (All)
value – 0~100
K-Config Example
Set contrast of OUT A to 65:
“# CONTRAST 1,65”,0x0D
10.3.7.3 IMAGE PROP
Functions Permission Transparency
Set: IMAGE-PROP End User Public
Get:
IMAGE-PROP?
End User Video
Description Syntax
Set: Set the image size # IMAGE-PROP SPP1,p2CR
Get: Get the image size # IMAGE-PROP? SPP1CR
Response
Set / Get: ~ nn@ IMAGE-PROP SPP1,P2CR LF
Parameters
P1 – * (All)
P2 – Aspect ratio: 1 (Full), 2 (Best Fit), 3 (PanScan, 4:3), 4 (Letter Box. 16:9)
Response triggers
Response is sent to the com port from which the Set (before execution) / Get command was received
After execution, response is sent to all com ports if CMD-NAME was set any other external control
device (button press, device menu and similar) or genlock status was changed
Notes
All 4 scalers have the same aspect ratio
K-Config Example
Set the image size to PanScan:
“#IMAGE -PROP * ,3”,0x0D