User's Manual

Date: 2010/08/05

Version: 2.2

Status: Released

15/20

Function Interface Remark

Download USB Over PC

AT Command USIF 3 Multiplexed

Data Link USIF 3

Trace Log USIF 1(2G L1 and 2G/3G L2/3 Trace Log) Over PC

Trace Log USB(2G/3G Trace Log) Over PC

2.3.2. AT Commands

2.3.2.1. AT commands for Initialization

[Initialization]

ATE0 // set to no echo.

AT+CFUN=1 // Enable Modem

AT+CPIN? // Query sim card current status.

The response will be one of the followings.

‧ READY: //ME is not pending for any password

‧ SIM PIN: //ME is waiting SIM PIN to be given

‧ SIM PUK: //ME is waiting SIM PUK to be given

‧SIM PIN2: //ME is waiting SIM PIN2 to be given

‧SIM PUK2: //ME is waiting SIM PUK2 to be given

If there is a PIN/PUK password required, you can enter the password (e.g., PIN is 0933) by following

commands.

AT+COPS = 0

AT+CPIN = ”0933”

[Complementary commands]

AT+XMER=1 // return rssi and battery automatically by approximately number.

AT+CGSN // known as IMEI( International Mobile Equipment Identity )

AT+CIMI // known as IMSI( International Mobile Subscriber Identity )

AT+XGENDATA // This command requests the SW version and generation data. The proprietary AT

command is only for AMOD mobile card.

2.3.2.2. AT commands for camping GSM/UMTS mobile network

[Camping network]

AT+COPS=0 // Camping to GSM/UMTS

AT+COPS=3,0 // Set the display format of operator network ID to characters.

AT+COPS? // Query the camping status also contains operator name you camp.

e.g., The response of camping result are as follows

+COPS: 2 // Not camping

+COPS: 0,0,”Chunghwa Telecom”,2