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Appendices ~ Appendix E: Serial Commands

AMBLVL

This command changes or reports back the setting of the fixed ambient level for each AP400. This value is only used if adaptive ambient is not enabled.

[DEVICE] AMBLVL <X>

Explanation

<X>

X=0 to -70 Parameter to set the ambient level (in dB)

X=Null

Parameter to return the ambient level

Return Values

The command will return the updated ambient level for the selected AP400 in the same format as the command.

BAUD

This command selects or returns the baud rate for the RS-232 port on the AP400.

[DEVICE] BAUD <X>

Explanation

<X>

X=1

Selects 9,600 baud (bps) rate

X=2

Selects 19,200 baud (bps) rate

X=3

Selects 38,400 baud (bps) rate

X=Null

Parameter to return the baud (bps) rate

Return Values

The command will return the updated condition (1=9,600 baud, 2=19,200 baud, 3=38,400 baud) of the RS-232 baud rate in the same format as the command.

BYE

This command immediately enables password protection when modem mode is active.

[DEVICE] BYE

Note: This command is applicable only to the unit that is connected through the RS-232 port.

CHAIRO

This command changes or reports back the state of the chairman override for a microphone channel

[DEVICE] CHAIRO <CH> <X>

Explanation

<CH>

CH= 1-4

Parameter to apply to the specified

 

microphone channel

CH= *

Parameter to apply command to all

 

microphone channels

<X>

 

X=0

Parameter to set the state to OFF

X=1

Parameter to set the state to ON

X=2

Parameter to toggle the state from one state to

 

the other (regardless of current state)

X=Null

Parameter to return the current state

Return Values

The command will return the updated condition (On=1, Off=0) of the chairman override in the same format as the command.

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ClearOne comm AP400 operation manual Amblvl, Baud, Bye, Chairo