Larson Davis System 824, Technical Reference Manual

Page: 92 / 673

3-34 824 Reference Manual 9/29/09
Communication
The Communication display shows the status of the serial
port (i.e. how many minutes until the standby mode is auto-
matically enabled) and the last characters received and trans-
mitted and is used when troubleshooting communication
problems and as an aid when writing programs to control the
instrument.
To access the Communication display, use the
u
or
d
key to select Communication from the Tools menu, then
press the
c
key. The following appears:
This menu can also be accessed by
pressing the
c
key on the
communications display.
To access the Communication settings, use the
u
or
d
key to select Communication from the Tools menu, then
press the
r
key. A menu similar to the following appears:
The printer has its own baud rate for
printing reports and is not affected
by this setting. Baud Rate - Speed at which the System 824 communicates
with controlling devices (computer, modem, etc.) through
the serial port. The baud rate has a range from 300 to 115200
baud.
Shows the minutes of inactivity
remaining before the serial interface
powers down
Shows the last characters sent (none in
this example)
Shows the last characters received
(none in this example)
Indicates 824 is ready to
receive commands
Indicates control-
ling
device (computer,
modem, etc.) is
Indicates current address
status.
Use the right and left arrow keys to
toggle between the Communication
display and a list of Errors or Warn-
ing Messages. These messages are
useful when troubleshooting I/O
command problems.