PioneerPOS G24-LC 用户手册
Chapter 3: AT Commands Reference
April 15, 2008
G24-L AT Commands Reference Manual
3-119
+CREG, Network Registration Status
The following table shows the +CREG parameters.
Command Type
Syntax
Response/Action
Remarks
Set
AT+CREG=<n>
OK
or:
+CME ERROR: <err
The Set command controls the
presentation of an unsolicited result
code and the result of the Read
operation.
presentation of an unsolicited result
code and the result of the Read
operation.
Read
AT+CREG?
+CREG:
<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 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.
of the result code presentation and
shows whether the network has
currently indicated the 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+CREG=?
+CREG: (list of
supported <n>s)
OK
Table 3-76: +CREG Parameters
<Parameter>
Description
<n>
0
Disables the network registration unsolicited result code.
1
Enables the network registration unsolicited result code +CREG: <stat>.
2
Enables the network registration and location information in unsolicited
reports and Read command +CREG:<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,
5 Registered,
roaming.
<lac>
Two-byte location area code in hexadecimal format.
<ci>
Two-byte cell ID in hexadecimal format.