Multi-tech-systems MTCBA-G-UF1 Manual de usuario descargar pdf (Pagina 30)

Chapter 2 – Installation

Multi-Tech Systems, Inc. MultiModem® GPRS with USB User Guide 30

Testing the Configuration

Description AT

Commands

Response Returned Comments

AT+CPIN

=1234

OK PIN Code accepted

+CME ERROR : 16 Incorrect PIN Code

Enter PIN Code

+CME ERROR : 3 PIN already entered (with +CMEE : 1

mode)

AT + CREG ? CREG = <mode>, 1 modem synchronized on the network

CREG = <mode>, 2 synchronization lost, re-synchronization

attempt

Module synchro

checking

CREG = <mode>, 0 Modem not synchronized on network.

No synchronization attempt

RING

ATA Answer the call.

Receiving an

incoming call

ATD1234; Don’t forget the “;” at the end for “voice”

calls.

OK Communication established

CME ERROR :11 PIN Code not entered (with +CMEE : 1

mode)

Initiate a call

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

emergency call

ATD112; OK Don’t forget the “;” at the end for “voice”

calls.

Communication

loss

NO CARRIER

ATH Hang up

AT&W Store the

parameters in

non-volatile

memory

OK The communications program has

saved the configuration settings in non-

volatile memory.

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