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Extron Electronics DVS 304 Series User Guide User Manual

Page 43

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Command

ASCII Command

(host to scaler)

Response

(scaler to host)

Additional Description

Active pixels

Specify a value

12*

X7*

#

Apx

X7*

]

Adjust the active pixels to specified value.

Increment value

+12#

Apx

X7*

]

Increase the active pixels.

Decrement value

- 12#

Apx

X7*

]

Decrease the active pixels.

View

12#

X7*

]

Show the active pixels.

Active lines

Specify a value

13*

X7(

#

Aln

X7(

]

Adjust the active lines to specified value.

Increment value

+13#

Aln

X7(

]

Increase the active lines.

Decrement value

- 13#

Aln

X7(

]

Decrease the active lines.

View

13#

X7(

]

Show the active lines.

Film mode (PAL 2:2 pulldown detection)

Enable

18 * 1#

Flm 1 ]

Enable Film mode (auto sense for 3:2 or
2:2 pull down)

Disable

18 * 0#

Flm 0 ]

Disables Film mode (locks de-interlacer to 2:2 pull
down).

View

18#

X%

]

View the currently displayed film mode setting.

Input aspect ratio

16:9

9 * 1#

Asp 1]

Set input aspect ratio to 16:9.

4:3

9 * 0#

Asp 0]

Set input aspect ratio to 4:3.

View

9#

X8)

]

View the input aspect ratio (1 = 16:9, 0 = 4:3).

Video mute

Enable mute

1B

Vmt1]

Blank selected input.

Disable mute

0B

Vmt0]

Display selected input.

View

B

X%

]

View the mute status (0 = disabled, 1 = enabled).

EDID emulation (for input 4 — DVI models only)

Save display EDID
to user space

E

S

X10*

EDID}

EdidS

X10*

]

Save display EDID to user space. Only applies where

X10*

= 2 to 4

Assign EDID to
input 4

E

A*

X10*

*4EDID}

EdidA

X10**

4]

Assign EDID to input 4.

View EDID data

E

A*4EDID}

X10*

]

EdidA

X10**

4]

View EDID data assignment (input 4).
Verbose mode response

Export EDID data

E

E*

X10*

EDID}

X6)

]

EdidE

X10**X6)

]

Export EDID file data.
Verbose mode response

Import EDID data

E

I*

X10*

EDID}

X6)

Edid I*

X10*

]

Import EDID file data to user
Only applies where

X10*

= 2 to 4.

NOTE:

X% = On or off 0 = off/disable, 1 = on/enable

X6) = EDID file data block

128 bytes of binary data

X7* = Active pixels

+/- 100 of the default value for video and +/- 512 for RGB

X7(

=

Active lines

+/- 256 for RGB, +/- 127 for video

X8) = 0 or 1

0 = 4:3, 1 = 16:9

X10* = EDID resolution and refresh rate 10 to 78 (

see table on page 36

)

DVS 304 Series • SIS Communication and Control

38