
controller.
This command is a boolean command. See
Section 6.1
for more information on this type of
command.
This command is saved to global non-volatile memory and is not part of a preset. Its value is saved
each time it is changed. It will retain its value after power-down. Since this command writes to non-
volatile memory, there will be a delay before an acknowledgment is returned.
Example
Description
Status Message
Q01ACKMOD1
Enable acknowledgement mode.
Q01ACKMOD1
Q01ACKMOD0
Disable acknowledgement mode.
Q01ACKMOD0
Q01ACKMOD2
Toggle acknowledgement mode.
Q01ACKMODx
, where
x
is
0
or
1
depending on the
current state of acknowledgement mode.
Q01ACKMOD?
Query acknowledgement mode.
Q01ACKMODx
, where
x
is
0
or
1
depending on the
current state of acknowledgement mode.
8.2.
AEC
-- Enable or Disable Acoustic Echo Cancellation
This command sets or queries the status of the Acoustic Echo Cancellation (AEC) algorithm on input
channel 1.
This command is a channel boolean command. See
Section 6.3
and
Section 6.1
for more information
on this type of command.
This command is saved to non-volatile memory only as part of a preset. The state of this command
will be restored after power-up only if a preset is saved and that preset is set to be the power-on
preset.
Example Description
Status Message
Q01AEC11
Enable AEC on input channel 1.
Q01AEC11
Q01AEC10
Disable AEC on input channel 1.
Q01AEC10
Q01AEC12
Toggle AEC state on input channel 1.
Q01AEC1x
, where
x
is
0
or
1
depending on the
current state of the AEC on input channel 1.
Q01AEC1?
Query AEC state on input channel 1.
Q01AEC1x
, where
x
is
0
or
1
depending on the
current state of the AEC on input channel 1.
8.3.
AECMODE
-- Set Amount of Double Talk Suppression
used in the AEC.
This command sets the amount of double talk suppression used in the AEC on input channel 1. The
values correspond to the following settings.