MTCMR-G-F4 Multi-Tech Systems, MTCMR-G-F4 Datasheet - Page 161

• Manufacturer Part Number: MTCMR-G-F4
• Description: MODEM GPRS QUAD BAND GSM GLOBAL
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® iCellr

Specifications of MTCMR-G-F4

• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz
• Applications: General Purpose
• Interface: RS-232, USB
• Function: Transceiver, Modem
• Data Rate - Maximum: 115.2kbps
• Modulation Or Protocol: GSM, GPRS
• Voltage - Supply: 9 V ~ 32 V
• Package / Case: Module with Case
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Power - Output: -
• Sensitivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 881-1151; MTCMR-G-F4

GPRS Network Registration Status +CGREG
Multi-Tech Systems, Inc. GPRS AT Commands Reference Guide (Document Number S000293J)
Description:
Values:
Syntax:
The set command controls the presentation of an unsolicited result code +CGREG: <stat> when <n>=1
and there is a change in the modem's GPRS network registration status, or code +CGREG:
<stat>[,<lac>,<ci>] when <n>=2 and there is a change of the network cell.
The read command returns the status of result code presentation and an integer <stat> which shows
whether the network has currently indicated the registration of the modem. Location information
elements <lac> and <ci> are returned only when <n>=2 and modem is registered in the network.
<n>
<stat>
<lac>
<ci>
Command Syntax: AT+CGREG
Command
AT+CGREG=[<n>]
AT+CGREG?
AT+CGREG=?
0
1
2
0
1
2
3
4
5
String type; two byte location area code in hexadecimal format
String type; two byte cell ID in hexadecimal format
Disable network registration unsolicited result code
Enable network registration unsolicited result code +CGREG: <stat>
Enable network registration and location information unsolicited result code +CGREG:
<stat>[,<lac>,<ci>]
Not registered; the modem is not currently searching a new operator to which to register
Registered, home network
Not registered, but modem is currently searching a new operator to which to register
Registration denied
Unknown
Registered, roaming
Possible response(s)
OK
+CGREG: <n>,<stat>[,<lac>,<ci>]
OK
Note: +CME ERROR: <err>
+CGREG: (list of supported <n>s)
OK
+CGREG: stat>[,<lac>,<ci>]
Chapter 15 – GPRS Commands
161