Extron Electronics DDS 402 - Manual (Page 38)

Programmer’s Guide, cont’d
Digital Display Scaler • Programmer’s Guide 4-6
Command/response table for SIS commands
Command ASCII Command Response Additional description
(host to scaler) (scaler to host)
Input selection
Select video input X1 ! In• X1 All Select video input X1 .
Example: 2! In•2All Select video input 2.
Select video input X1 & In• X1 Vid Select video input X1 .
Read video input ! X1 Video input X1 is selected.
Read video input & X1 Video input X1 is selected.
Input 2 video type
Set video type, input 2 only X2 \ Typ X2 Specify input 2 video type.
Example: 3\ Typ3 Specify input 2 type as YUVp.
View video type \ X2 Input 2 video type is X2 .
Scaler output rate
Set the output rate X3 * X4 = Rte X3 * X4 Select a scaler output scan rate.
View the output rate = X3 * X4 Show the scaler output rate.
Example: = 01*02 The scaler is outputting 800x600
at 60 Hz.
Brightness
Set a specific value X8 Y Brt X8 Specify the brightness
adjustment.
Increment +Y Brt X8 Increase the brightness.
Decrement –Y Brt X8 Decrease the brightness.
View the brightness value Y X8 Show the brightness setting.
Contrast
Set a specific contrast value X9 ^ Con X9 Specify the contrast adjustment.
Increment +^ Con X9 Increase the contrast.
Decrement –^ Con X9 Decrease the contrast.
View the contrast value ^ X9 Show the contrast setting.
Zoom
Zoom in +{ Zom Zoom in.
Zoom out –{ Zom Zoom out.
Horizontal centering
Increment +H Hph Shift right.
Decrement –H Hph Shift left.
Vertical centering
Increment up +*/ Vph Shift up.
Increment down –*/ Vph Shift down.
Horizontal size
Increase the horizontal size +: Hsz Widen the picture.
Decrease the horizontal size –: Hsz Make the picture narrower.
Vertical size
Increase the vertical size +; Vsz Make the picture taller.
Decrease the vertical size –; Vsz Make the picture shorter.