Table Of Contents - Laird WB45NBT Reference Manual

WB45NBT
Reference Guide
C
ONTENTS
1 Introduction to the Laird WB45NBT Device ...................................................................................................... 4
2 Product Description ........................................................................................................................................... 4
3 Software ............................................................................................................................................................ 4
3.1 WB45NBT Usage ........................................................................................................................................ 5
4 Configuring IP Based Connectivity ..................................................................................................................... 5
4.1 Choosing an Interface to the WB .............................................................................................................. 5
4.2 Configuring the WB to Use Layer 2 Bridging or Layer 3 NAT ..................................................................... 6
4.3 Choosing Layer 2 Bridge or Layer 3 NAT - Use Cases ................................................................................ 6
4.4 WB Configurations - Use Case Examples .................................................................................................. 8
4.5 Activating the New WB Configuration ..................................................................................................... 12
5 Set Up - USB Ethernet on a Host PC................................................................................................................ 12
6 Setting Up a PPP Link Over RS232 ................................................................................................................... 13
7 Building the WB from Source .......................................................................................................................... 13
8 Updating the WB50NBT Software ................................................................................................................... 14
8.1 Flash Programming Using fw_update ..................................................................................................... 14
8.2 Troubleshooting U-Boot .......................................................................................................................... 18
8.3 Flash Programming Using the Atmel SAM-BA Utility .............................................................................. 19
9 Debugging ........................................................................................................................................................ 19
9.1 Application Debugging ............................................................................................................................ 19
9.2 Connecting a Device or File to a Socket .................................................................................................. 19
9.3 Setting Up Stand-alone FTP, TFTP, and SSH servers ................................................................................ 20
10 Breakout Board Schematic and BOM .......................................................................................................... 20
11 Developing and Integrating Using the Development Kit ............................................................................. 20
11.1 Software Tools and Techniques ............................................................................................................... 20
11.2 Finding Version Information .................................................................................................................... 21
12 Hardware Use Notes .................................................................................................................................... 21
12.1 GPIOs ....................................................................................................................................................... 21
12.2 Analog to Digital Converter ..................................................................................................................... 23
13 WB Security ................................................................................................................................................. 24
13.1 Solutions to Enhance Security ................................................................................................................. 24
13.2 Best Practices for Improving Wireless Network Security ........................................................................ 25
13.3 WB inetd and WB init-scripts .................................................................................................................. 25
WB inetd .......................................................................................................................................................... 25
WB init-scripts ................................................................................................................................................. 26
14 References ................................................................................................................................................... 28
15 More Information and Support ................................................................................................................... 28
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/wi-fi
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