This application note explains how to get basic and advanced GPS Debug information, in order to investigate GPS performance issues.

This application note provides a detailed description of the GPS Aiding solutions available wih the AirPrime XM0110 GPS module combined with an AirPrime embedded wireless module.

This document describes the bill of materials (BOM) upgrade of AirPrime WMP Series modules.

This application note describes how to implement an FTP client using the basic TCP socket functionality available in the WS218 and WS228 module.

This application note describes the steps required to retrieve the IP address (in DOC format) for any issued domain (URL). The conversion is possible using the DNS resolver functionality from the network provider.

This application note describes all the steps required to activate an AirPrime Q26 Elite CDMA 1xRTT module on the Verizon network.

This application note describes all the steps required to activate an AirPrime Q26 Elite CDMA 1xRTT module on the Sprint network.

This application note describes how to interface a battery charger with an AirPrime Q26 Series module. It details the charging algorithms for Ni-CD/Ni-MH and Li-ion batteries.

This application note describes the acceptable methods for starting and stopping the operation of the Q26 Elite. It describes some of the considerations involved in a shutdown and why a shutdown should be done in a controlled manner.

This application note describes capabilities and limitations of the user-accessible ports on the Q26 Elite: UART1, UART2 and USB.

This application note explains the Sierra Wireless implementation for PLMN selection and reselection. It also includes a PLMN reselection FAQ.

The Sierra Wireless C-GPS Plug-In (now replaced by the Location Library) facilitates the integration of GPS functionalities. The library drives a companion GPS chipset; here, the Opus III from eRide, Inc.

This application note describes the steps to open an FCM flow (V24 serial flow, GSM flow or GPRS flow) in an application. It includes a sample using a custom AT command to read data from the flash and send them to the external application using the FCM V24 serial flow.

Data communication from Sierra Wireless modules is done through the Data layer, which is a part of the firmware. AirPrime module support both Fax class 1 and class 2. They are implemented as a library in the Data layer. The Fax library manages all Fax related operations for the module.

This application note explains how to use the Watchdog Timer Reset function. Designed for remote devices requiring automatic operation, it generates a hardware reset to the module if the Open AT embedded software hangs, allowing the software to restart.

This application note explains how to use the PCB antenna on AirPrime GSM/GPRS modules operating on the 900 and 1800 MHz frequency bands.

This application note explains how to use the PCB antenna on AirPrime GSM/GPRS modules operating on the 850 and 1900 MHz frequency bands.

This application note describes some concepts in using Developer Studio and shows various snapshots in using it. These snapshots shows the sequence of using Developer Studio, and also functions as a quick start-up guide.

This application note describes how to power ON and power OFF the AirPrime module’s SIM interface for SIM electrical tests (GSM11.11).