MTCMR-G-F4 Multi-Tech Systems, MTCMR-G-F4 Datasheet - Page 44

• 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

Change Password +CPWD
Syntax:
Multi-Tech Systems, Inc. GPRS AT Commands Reference Guide (Document Number S000293J)
Description:
Values:
<fac> supported facilities:
This command changes a password (PIN, call barring, NCK, etc.). The facility values (<fac>) are the
same as for the +CLCK command with a “P2” facility to manage SIM PIN2.
For the network lock (“PN”), unlocking is forbidden after 10 failed attempts to disable (unlock) the
network lock with an incorrect password.
<oldpwd>,<newpwd> 4 or up to 8 or 16 digits according to the facility.
AT+CPWD= <fac>, <oldpwd>, <newpwd>
Command
AT+CPWD=?
Note: Possible values
AT+CPWD=”SC”,1234,5555
Note: Change PIN
AT+CPWD=”SC”,1234,5555
Note: Change PIN
AT+CPIN=5555
Note: Enter PIN
AT+CPWD=”PN”,12345678,00000000
Note: Change NCK
“PS”: SIM lock facility with an 8-digit password.
“SC“: PIN enabled (<mode> = 1) / disabled (<mode> = 0)
“AO”: BAOC (Barr All Outgoing Calls)
“OI” : BOIC (Barr Outgoing International Calls)
“OX”: BOIC-exHC (Barr Outgoing. International Calls except to Home Country)
“AI” : BAIC (Barr All Incoming Calls)
“IR” : BIC-Roam (Barr Inc. When Roaming outside Home Country)
“AB”: All Barring services
“AG”: All outGoing barring services
“AC”: All inComing barring services
“P2”:
“FD”: SIM Fixed Dialing Numbers (FDN) memory feature (PIN2 is required as <password>)
“N”
“U”
“P”
“C”
Possible responses
+CPWD: (“PS”,8),(“SC”,8),(“AO”,4),(“OI”,4),(“OX”,4),
(“AI”,4),(“IR,4),(“AB”,4),(“AG”,4),(“AC”,4),
(“P2”,8),(“FD”,8),("PN",8),("PU",8),("PP",8), ("PC",8)
OK
Note: CHV1/CHV2 must be on 8 digits maximum
(4minimum)
For call barring, on 4 digits maximum
OK
Note: PIN was correct
+CME ERROR: 16
Note: PIN was wrong
OK
Note: PIN was correct
OK
Note: NCK changed for net lock
Chapter 7 – Security Commands
44