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Arc-sd-dmux rev. b – Nevion ARC-SD-DMUX User Manual

Page 28

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ARC-SD-DMUX

Rev. B


nevion.com | 28

Block Blk

#

Commands

Example

Response

Control

a valid input in the background while
the generator is still selected.

cho

1


size 3 pri k,l auto

Video fallback setting
Second video change-over. This is
generated from the settings in the
first video change-over. No user
settings.

cho

2-
11

pri |
pri

cho 2 pri 1
cho 5 pri 0 2

size 4 pri k,l

Audio fallback setting
Audio change-over blocks, one cho
per audio output from the audio
matrix, mtx 0. No other settings but
the priority list.
0 = from audio matrix
1 = sine
2 = mute (=silence)
3 = kill output (=no AES/ no
embedding )
Note: Only generators (pri 1, 2 or 3)
are allowed to be set as first and only
priority.

cho

12 pri |

pri

cho 12 pri 1
cho 12 pri 0 2

size 4 pri k,l

Audio common fallback setting
A short-cut to set change-overs 2-11
all at once. Will of course not report
anything in info, that's left to the
individual cho blocks.

cho

13 pos man

cho 13 pos man 0
cho 13 pos man 1

size 2 man k

AES output select
This change over has only manual
mode and works as a simple 2:1
switch.
0: AES is selected
1: Embedded UART is selected

cho

14 pos man

cho 14 pos man 0
cho 14 pos man 1

size 2 man k

EDH insert select
This change over has only manual
mode and works as a simple 2:1
switch.
0: EDH off
1: EDH on

cho

15 pos man

cho 15 pos man 0
cho 15 pos man 1

size 2 man k

SDO 1 output select
This change over has only manual
mode and works as a simple 2:1
switch.
0: Through mode (re-clocked only)
1: Processed mode (from FPGA)

cho

16 pos man

cho 16 pos man 0
cho 16 pos man 1

size 2 man k

SDO 2 output select
This change over has only manual
mode and works as a simple 2:1
switch.
0: Through mode (re-clocked only)
1: Processed mode (from FPGA)

cho

17 pos man

cho 17 pos man 0
cho 17 pos man 1

size 2 man k

Video DAC output select
By default set to processed mode

rcl

0

-

rcl 0

lock | lol

Reclocker. No control; only used to
report lock status.

emb

0-3 en | dis


acp ( on | off )

use24 ( on | off )

emb 0 en
emb 2 dis
emb 1 acp on
emb 3 acp off
emb 1 use24 on
emb 2 use24 off

(en | dis) use24 (on
| off) acp (on | off)
del (off | (on
))

Audio embedder block
en/dis:
Enables or disables the
embedding of the group into the
ancillary area.

acp on/off: This is valid only for SD

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