Vaisala HMP240 User Manual
Page 42
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HMP240
User's Guide
M210300en
40
5.4.3 Operating the transmitter via the serial bus
5.4.3.1
Setting the serial interface
SMODE xxxx<cr>
xxxx
=
STOP, RUN or POLL
In STOP mode: measurements output only by command, all commands can be
used
In RUN mode:
outputting automatically, only command S can be used
In POLL mode: measurements output only with command SEND. When in
POLL mode, the output mode is changed as follows:
OPEN aa <cr>
SMODE xxxx<cr>
aa
=
address of the transmitter
xxxx
=
STOP, RUN or POLL
The OPEN command sets the bus temporarily in STOP mode so that the
SMODE command can be given.
Example:
>SMODE STOP <cr>
setting STOP mode
Serial mode : STOP
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