MTCMR-H4-P1-GB/IE Multi-Tech Systems, MTCMR-H4-P1-GB/IE Datasheet - Page 131

• Manufacturer Part Number: MTCMR-H4-P1-GB/IE
• Description: MODEM CELLULAR QUAD GPRS HSPA
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® iCellr

Specifications of MTCMR-H4-P1-GB/IE

• Function: Transceiver, HSPA, Modem
• Modulation Or Protocol: GPRS, GSM, EDGE
• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz
• Applications: General Purpose
• Interface: RS-232, USB
• Data Rate - Maximum: 7.2 Mbps
• Features: UK Power Cord
• Voltage - Supply: 9 V ~ 32 V, USB
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 881-1122

+CREG Network Registration
High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A)
Description:
Syntax:
Values:
Parameter Storage:
Examples:
Command
AT+CREG?
AT+CREG=0
Note: Disable network registration unsolicited result code
AT+CREG=1
Note: Enable network registration
AT+CREG=2
Note: Enable network registration unsolicited result code
registration
This command is used by the application to ascertain the registration status of the product.
For <stat≠3>: Nominal Case
For <stat=3>: Specific Case
Unsolicited Response for <stat≠3> Nominal Case:
Unsolicited Response for <stat=3> Specific Case:
<mode>
<stat>
<lac>
<ci>
<rejectCause>
Command
Read Command:
AT+CREG?
Read Command:
AT+CREG?
Test Command:
AT+CREG=?
Action Command:
AT+CREG=<mode>
0
1
2
0
1
2
3
4
5
0
1
2
3
default value can be restored using AT&F.
Request Operation
Disable network registration unsolicited result code (default)
Enable network registration code result code +CREG: <stat>
Enable network registration and location information unsolicited result code
+CREG: <stat>,<lac>,<ci> if there is a change of network cell.
Network Registration State
Not registered, Mobile Equipment is not currently searching for a new operator.
Registered, home network.
Not registered, Mobile Equipment currently searching for a new operator to
register to.
Registration denied.
Unknown.
Registered, roaming.
Location Area Code
String type; two byte location area code in hexadecimal format (e.g., “00C3”
equals 195 in decimal).
Cell ID
String type; two byte cell ID in hexadecimal format.
Illegal Mobile Station
Illegal Mobile Equipment
IMSI unknown
Bad network authentication
The <mode> parameter is stored in EEPROM using the AT&W command. The
Network Registration Denied Cause
+CREG: <mode>, <stat> [ ,<rejectCause>]
OK
Responses
OK
+CREG: <mode>, <stat> [ ,<lac>,<ci>]
OK
+CREG: (list of supported <mode>s)
OK
Chapter 3 – Supported GSM/WCDMA AT Commands
Responses
+CREG: <mode>,<stat>
OK
OK
Note: Command valid
OK
Note: Command valid
OK
Note: Command valid
+CREG: <stat> [ ,<lac>,<ci>]
+CREG: <stat> [ ,<rejectCause>]
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