Start concurrent measurement with crc (acc) – Vaisala WXT520 User Manual
Page 88
User’s Guide ______________________________________________________________________
86 __________________________________________________________________ M210906EN-C
Command format: aCx!
The response:
atttnn<cr><lf>
Start Concurrent Measurement with
CRC (aCC)
Command format: aCCx!
This command has the same function as aC but a three-character CRC
is added to the response data strings before <cr><lf>.
where
a
=
Device address
C
=
Start concurrent measurement command
x
=
The desired measurement
1 = Wind
2 = Temperature, humidity and pressure
3 = Precipitation
5 = Supervisor
If x is left out, the query refers to combined data
message in which the user can request data from
several sensors with just one command. See the
examples below.
!
=
Command terminator
where
a
=
Device address
ttt
=
The measurement completing time in seconds
nn
=
The number of the measured parameters available
(maximum number is 20)
<cr><lf>
=
Response terminator
NOTE
For changing the message parameters, units and other settings, see