Chapter 2 – Installation
Testing the Configuration
Description | AT | Response Returned | Comments |
| Commands |
|
|
| AT+CPIN | OK | PIN Code accepted |
Enter PIN Code | =1234 |
|
|
| +CME ERROR : 16 | Incorrect PIN Code | |
|
| +CME ERROR : 3 | PIN already entered (with +CMEE : 1 |
|
|
| mode) |
| AT + CREG ? | CREG = <mode>, 1 | modem synchronized on the network |
Module synchro |
| CREG = <mode>, 2 | synchronization lost, |
|
| attempt | |
checking |
| CREG = <mode>, 0 | Modem not synchronized on network. |
|
|
| No synchronization attempt |
Receiving an |
| RING |
|
incoming call | ATA |
| Answer the call. |
|
| OK |
|
| ATD1234; |
| Don’t forget the “;” at the end for “voice” |
Initiate a call |
|
| calls. |
| OK | Communication established | |
|
| CME ERROR :11 | PIN Code not entered (with +CMEE : 1 |
|
|
| mode) |
|
| CME ERROR :3 | AOC credit (Advice of Charge tells the |
|
|
| user how much a call will cost) has |
|
|
| been exceeded or a communication is |
|
|
| already established. |
Initiate an | ATD112; | OK | Don’t forget the “;” at the end for “voice” |
emergency call |
|
| calls. |
Communication |
| NO CARRIER |
|
loss |
|
|
|
Hang up | ATH |
|
|
|
| OK |
|
Store the | AT&W |
|
|
parameters in |
| OK | The communications program has |
|
| saved the configuration settings in non- | |
memory |
|
| volatile memory. |
20 |
