Filter
Top Products
96
List of AT Commands for Nokia 22
Copyright © Nokia Mobile Phones 2001. All rights reserved.
17 EXAMPLE PROCEDURES ON SOME AT-COMMANDS
How to create a data call or send an SMS in text or PDU mode (and how to also check the PIN
code or signal quality).
17.1 Inputting PIN CODE
The password (PIN, security code etc.) status can be queried with the +CPIN? –command. If the
response is READY, no password is required. If the response is SIM PIN, the Nokia 22 is waiting
for a PIN code. It is possible that more than one password is needed. The following example
indicates how the PIN code is given to the Nokia 22.
How to input PIN code:
Command from the DCE Response from
the Nokia 22
Explanation
AT+CPIN?<CR> - Query about password status
+CPIN: SIM PIN PIN code required
OK Previous command was succesful
AT+CPIN="1234" - Give PIN code 1234 to the Nokia 22
OK Previous command was succesful
AT+CPIN?<CR> - Query about the password status
+CPIN: READY No password required
OK Previous command was succesful
How to check network registration (signal quality):
AT+CSQ<CR> - Query signal strength.
+CQ:31, 99 Response +CSQ<rssi>, 99 (*)
(*) Values for <rssi>
0 No network coverage (Check PIN code)
1-31 Signal strenght
17.2 Initialising the Nokia 22
Command from the DCE Response
from the
Nokia 22
Explanation
AT&F<CR> - Set to factory defined configuration.
OK Previous command was succesful
AT+IFC=1,1<CR> - Set the flow control to SW flow control, the
default is HW flow control (2,2)
OK Previous command was succesful
AT&D0<CR> - Ignore DTR changes