User`s manual
Table Of Contents
- 1. Introduction
- 2. Getting Started
- Powering on the W406-LX
- Connecting the W406-LX to a PC
- Configuring the Ethernet Interface
- USB Port for Expansion
- SD Socket for Storage Expansion
- Setting Up the Wireless Module
- Configuring the SIM Card
- Entering the PIN Code
- Verifying the SIM Card Status
- Enabling or Disabling the PIN Code Authentication
- Changing the PIN Code
- Unlocking the SIM Card
- Connecting to the Internet
- Reconnecting to the Internet
- Disconnecting from the Internet
- Detecting an Internet Connection Error
- Sending and Reading an SMS Message
- Deleting an SMS Message
- Test Program—Developing Hello.c
- 3. Managing Embedded Linux
- 4. Managing Communications
- 5. Development Tool Chains
- 6. Programmer’s Guide
- 7. Software Lock
- A. System Commands
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Chapter 1 Introduction
The W406-LX is an embedded computer that features 2 software selectable RS-232/422/485 ports,
1 Ethernet port, and quad-band GSM/GPRS/EDGE 900/1800/850/1900 MHz for cellular
communication. It also comes with an SD socket, USB host, and 4 digital input and 4 digital
output channels, making it the ideal computer for a variety of industrial applications such as data
acquisition, data processing, protocol conversion, and remote device control and monitoring via
wireless communication.
The following topics are covered in this chapter:
Overview
Software Architecture
¾ Journaling Flash File System (JFFS2)
¾ Software Package