Specific at commands – Westermo GD-01 User Manual

Page 126

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Specific AT commands

+CCED – Cell environment description

Description:

This command can be used by the application to retrieve the parameters of the main cell
and of up to six neighbouring cells.There are two possible methods for the external
application to ascertain these cell parameters: on request by the application or automati-
cally by the product every 5 seconds. Automatic mode is not supported during registra-
tion.

Syntax:

AT+CCED=<mode>[, <requested dump>]

Defined values:

<mode>

0:

One shot requested

1:

Automatic shots requested

2:

Stop automatic shots

<requested dump>

1:

Main Cell: if the Cell Identity is available: MCC, MNC, LAC, CI, BSIC,
BCCH Freq (absolute), RxLev, RxLev Full, RxLev Sub, RxQual, RxQual Full,
RxQual Sub,Idle TS if the Cell Identity is not available: MCC, MNC, LAC,
BSIC, BCCH Freq (absolute), RxLev, RxLev Full, RxLev Sub, RxQual, RxQual
Full, RxQual Sub,Idle TS

2:

Neighbour1 to Neighbour6:

If the Cell Identity is available: MCC, MNC, LAC, CI, BSIC, BCCH Freq (absolute),
RxLev if the Cell Identity is not available: MCC, MNC, LAC,, BSIC, BCCH Freq
(absolute), RxLev

4:

Timing Advance
Combination (addition of the values) of the requested dump is supported.
Note that in idle mode, only RxLev measurements (on the main cell and on
the neighbouring cells) are made.The value of these RxLev is set in the RxLev
Full field for the main cell.

The response will be:

+CCED :<value>, ... , <value>

OK

Where <value> is the ASCII string of the values (in decimal form except the LAC and CI
values which are in hexadecimal form) of the parameters. If a field cannot be measured,
or has no sense, the parameter is not filled in (two consecutive commas are then found).
If the <requested dump> parameter is absent, that of the last +CCED command (or 15
by default) will be used.

Values of MCC/MNC are set to 0 in the case of “No service”.

B A C K

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