Device address (?), Acknowledge active command (a) – Vaisala WXT510 User Manual
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User’s Guide ______________________________________________________________________
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Device Address (?)
This command is used to query the address of the device on the bus.
Command format: ?<cr><lf>
The response:
b<cr><lf>
Example:
?<cr><lf>
0<cr><lf>
If more than one transmitter is connected to the bus, see
Appendix A,
Networking, on page 131
. If you need to change the device address, see
Changing the Communication Settings on page 51
.
Acknowledge Active Command (a)
This command is used to ensure that a device is responding to a data
recorder or another device. It asks a device to acknowledge its presence
on the bus.
Command format: a<cr><lf>
where
?
=
Device address query command
<cr><lf>
=
Command terminator
where
b
=
Device address (default = 0)
<cr><lf>
=
Response terminator.
where
a
=
Device address
<cr><lf>
=
Command terminator