2.1.6 Baud Rates
It is possible to alter the baud rate of the device. This is achieved by using the command
set
outbaud x
, where ‘x’ refers to the desired baud rate. For example, to switch to a baud rate of
19200, send the following:
>set outbaud 19200
Switching to 19200 baud now. Please adjust terminal baud rate
÷
Note that the baud rate adjustment occurs immediately, without the requirement for a power
cycle.
This command is persistent. Output data will be transmitted at this baud rate until it is changed
again via command.
Baud rate adjustment applies to all instrument interaction after the startup identifying header is
complete, but it does not adjust the baud rate at which the identification head string is
communicated. The startup header will always remain at 9600 baud unless adjusted by the
factory. For example, if the device is configured to use 19200 baud using
set outbound 19200
,
then after a power cycle the device will transmit its header information at 9600 baud for 2
seconds, then immediately switch to 19200 baud for the remainder of its operation.
Baud rate settings (like all settings) are sensor-specific, so if a non-default baud rate is used in
an application, sensors substituted in will require similar setup.
2.2 Common Settings and Configurations
It is common for an AML-1 RT to be paired with either an AML SV•X2change
TM
(sound velocity
sensor) or SVT•X2change
TM
(combined temperature and sound velocity sensor). Most
commands are common to both sensors, with the exception of some commands that adjust
temperature measurement functionality particular to the SVT sensor.
Most MBES stipulate a particular data format for compatibility and users should check with the
manufacturer for detailed requirements. It is possible to configure an SV or SVT-equipped
AML-1 RT to be compatible with the majority of MBES systems.
2.2.1 Commands for Sound Velocity Sensors (SV and
SVT•Xchange)
When paired with an SV or SVT sensor, the device will stream sound velocity measurements in
units of m/s, and temperature measurements (in the case of SVT) in units of
o
C.
AML Oceanographic Ltd.
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