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Appendices ~ Appendix E: Serial Commands
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TERL
This command reports back the telephone echo return loss (TERL)
for the AP400 in decibels.
[DEVICE] TERL
Example
If the current TERL level is 10 dB, the following is returned out
the serial port: [DEVICE] TERL 10
TERLE
This command reports back the telephone echo return loss
enhancement (TERLE) for the AP400 in decibels.
[DEVICE] TERLE
Example
If the current TERLE level for the telephone canceller is 20dB,
the following is returned out the serial port: [DEVICE] TERLE 20
TOUT
This command sets or reports the current inactivity timeout before
returning to the title screen used by the unit.
[DEVICE] TOUT <X>
Explanation
<X>
X=0 Disables inactivity timeout
X=1-15 Sets the number of minutes specified
X=Null Parameter to return the current
number of minutes
Return Values
The command will return the current timeout value. If the
command changed the timeout, the updated timeout is returned.
UID
This command returns the unique ID number, the device type
and the device number of the AP400. This command is read
only. The unique ID number is preprogrammed at the factory
and is unique to the unit, while the device number is set by
the user at the time of installation.
[DEVICE] UID
Return Values
UID returns the device type, device number and unique ID
number. The unique ID is composed of an eight-digit hex
number assigned at the factory to uniquely identify the unit.
Example
The following command requests the unit ID from device 31:
#31 UID
The following is returned out the serial port:
#31 UID A4EF906C
VER
This command returns current version of firmware. This
version is unique to a released version of firmware and is
comprised of the DSP, the FPGA, and HC11 firmware. This
command is read only.
[DEVICE] VER
Return Values
VER returns the version of firmware in the same format as
the command. The Version is composed of a major version
number, followed by a period and a minor version number.
Example
The following command requests the firmware version from
device 31: #31 VER
The following is returned out the serial port:
#31 VER 2.0