Cgreg, gprs network registration, Cgreg, gprs network registration -121, Cgreg parameters -121 – PIONEERPOS AT Commands G24-LC User Manual

Page 185

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Chapter 3: AT Commands Reference

April 15, 2008

G24-L AT Commands Reference Manual

3-121

+CGREG, GPRS Network Registration

The following table shows the +CGREG parameters.

Command

Type

Syntax

Response/Action

Remarks

Set

AT+CGREG=[<n>]

OK

or:

+CME ERROR: <err>

The Set command controls the
presentation of an unsolicited result
code "+CGREG:" and the result of the
Read operation.

Read

AT+CGREG?

+CGREG:

<n>,<stat>[,<lac>,<ci>]

OK

or:

+CME ERROR: <err>

The Read command returns the status
of the result code presentation and
shows whether the network has
currently indicated the GPRS
registration of the G24-L. Location
information elements <lac> and <ci>
are returned only when <n>=2 and the
G24-L is registered in the network.

Test

AT+CGREG=?

+CGREG: (list of

supported <n>s)

OK

The Test command displays the
supported values of <n>.

Table 3-77: +CGREG Parameters

<Parameter>

Description

<n>

0

Disables the network registration unsolicited result code.

1

Enables the network registration unsolicited result code +CGREG: <stat>.

2

Enables the network registration and location information in unsolicited result

code and Read command +CGREG:<stat>[,<lac>,<ci>].
The default is 0.

<stat>

0

Not registered, and the ME is not currently searching for a new operator to

which to register.
1 Registered,

home

network.

2

Not registered, but the ME is currently searching for a new operator to which

to register.
3 Registration

denied.

4 Unknown.
5 Registered,

roaming.

<lac>

Two-byte location area code in hexadecimal format.

<ci>

Two-byte cell ID in hexadecimal format.

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