7 dvs 204 • serial communication – Extron Electronics DVS 204 Series User Manual
Page 39
3-7
DVS 204 • Serial Communication
The syntax for setting a special function is
X?
*
X!
# where
X?
is the function number and
X!
is the
value. To view a function’s setting, use
X?
# where
X?
is the function number. In the following table the
values of the
X?
variable are different for each command/function. These values are given in the
rightmost column.
Command/response table for special function SIS commands
Command
ASCII Command Response
X!
values
(host to scaler)
(scaler to host)
and additional descriptions
Enhanced mode
Enhanced mode
12 *
X!
#
Enh
X!
0 = off,
1 = on,
Example:
12*1#
Enh1
Example: enable enhanced mode.
Scaler settings
Output signal
6 *
X!
#
Syn
X!
0 = RGB
1 = YUV
2 = RGsB (sync on green, SOG)
Example:
6*0#
Syn0
Example: RGB sync output
Scaler output polarity
7 *
X!
#
Pol
X!
0 = H-/V- (default)
1 = H-/V+
2 = H+/V-
3 = H+/V+
Example:
7*1#
Pol1
Example: H-/V+ sync polarity
Blue screen
Blue screen
(blue & sync output only)
8*
X!
#
Blu
X!
0 = off
(default) (RGB & sync output)
1 = on
(blue video & sync output only)
Example:
8*1#
Blu1
Example:
blue & sync output for
setup.
Auto switch
Auto switch mode
10*
X!
#
Aut
X!
0 = off
(default), 1 = on
Example:
10*1#
Aut1
Example:
enable auto switch mode.
Reconstruction filter
Reconstruction filter
11*
X!
#
Fil
X!
0 = off, 1 = on (default)
Example:
11*1#
Fil1
Example:
enable the reconstruction
filter.
PAL Film mode (2:2 pulldown detection)
PAL film mode detection
18*
X!
#
Flm
X!
0 = off (default), 1 = on
Example:
18*1#
Flm1
Example:
enable PAL film mode.
detection
H Format (sync output format for “H” connector)
RGBS H format
15*
X!
#
HFm
X!
0 = H – horizontal sync (default)
1 = HV – composite sync
Example:
15*1#
HFm1
Example:
Output composite sync
on “H” connector. See “H Format”
and “RGB pass-through” sections in
chapter two for a complete
description of this function.
RGB delay times
RGB delay
3 *
X!
#
RGB
X!
0 = 0.0 seconds (default),
1 = 0.5 seconds, 2 = 1.0
seconds, ... in ½ second steps
up to 10 = 5.0 seconds
Example:
3*7#
RGB07
Example: 3.5 second RGB delay