WI-PI User Guide
Contents
1. Figure 1 USB host devices are limited to maximal 500mA current output to the USB interface So if too many USB accessories are connected to the Raspberry Pi simultaneously WI PI module may fail to function due to this USB host current limitation To overcome such current limitations please remove all the unused USB accessories from the Raspberry Pi or power the Raspberry Pi using high power USB power adapter 2 3 Wireless Installation Power up the board and use a crossover cable to connect to the network through a local modem router and follow the below steps to install the drivers for Wi Pi module 1 Modify sources list pi raspberrypi sudo su root raspberrypi vim tiny etc apt sources list Copyright 2011 by element14 User Manual ye element u 02 Modify the file like this Adding the deb http ftp us debian org debian squeeze main contrib non free for installing the VVi Pi driver 2 Install wireless Copyright 2011 by element14 User Manual element u SRE Copyright 2011 by element14 User Manual element The firmware rt2870 bin provided with Debian operating system is out of date and ne2. 2 5 5 11Mbps 11g 6 9 12 18 24 36 48 54Mbps 11n up to 150Mbps Frequency range 2 4 2 4835GHz Working channel 1 13 Transmit power 20dBm max Software function Security features WPA PSK WPA2 PSK WPA WPA2 64 128 152 bit WEP encryption Operating Systems Debian 6 0 Linux distribution Copyright 2011 by element14 User Manual S Premier Farnell elementiu S Premier Farnell Chapter 2 Steps for using Wi Pi 2 1 Software Environment a Before using the Wi Pi the Debian6 0 squeeze operating system for Raspberry Pi need to be installed please refer to the below URLs for help http vvvvvv raspberrypi org dovvnloads http elinux org RPi Easy SD Card Setup b Please download the latest VVi Pi Firmware VVi Pi Driver Zip from the below URL http www element14 com community docs DOC 48541 Now decompress the downloaded Wi PI firmware Wi_Pi Driver Zip on the Windows PC and copy the rt2870 bin file to the Raspberry Pi SD card pre installed with Debian6 0 squeeze operating system with the help of card reader Currently WI PI can only be used with the Debian 6 0 operating system Copyright 2011 by element14 User Manual elementiu S Premier Farnell 2 2 Hardware Environment Before using the Wi Pi module setup the Raspberry Pi as shown in the figure below SD CARD
3. T 8 13 CUSTOMER SERVICE 13 TECHNICAL SUPPORT 13 NOTES SL b A EE 13 Copyright 2011 by element14 User Manual element SRE Chapter 1 Overview 1 1 Product Features The Wi Pi module is a high performance and cost effective WLAN USB module which enables the Raspberry Pi to connect to a Wi Fi network The Wi Pi module supports 802 11n Wireless Technology standards with data rate upto 150Mbps as compared to older 54Mbps in 802 110 standards t also has a higher wireless LAN bandwidth making data transmission more efficient whilst also supporting wireless roaming and ensuring consistent wireless connection The Wi Pi uses the latest international wireless CCA air channel detection technology enhancing wireless performance Copyright 2011 by element14 User Manual 1 2 Specifications element u Hardware Features Connector USB2 0 Antenna Built in smart antenna Use of the environment Work Temperature 0 C 40 C Storage Temperature 40 C 70 C Wireless Features Standards IEEE 802 11n backward compatible with IEEE 802 11g and IEEE 802 11b Transmission speed 11b 1
4. V I PI A WLAN USB module based on IEEE802 11n standards and offers transfer rate up to 150Mbps mo User Guide element u Version updates records 1 0 2012 7 17 Initial version Copyright 2011 by element14 User Manual element uu 001 Content CHAPTER 1 a asa aa es ne me ope 4 1 1 PRODUCT FEATURES 8 8 88 23 28 3 3 3 3 83 3 4 1 2 SPECIFICATIONS 5 CHAPTER 2 STEPS FOR USING 5522 6 2 1 SOFTWARE ENVIRONMENT 6 2 2 HARDWARE ENVIRONMENT 3 3 7 2 3 WIRELESS NSTALLATIQN 3 3 3 7 2 4 WIRELESS SETUP 10 2 5 CONNECT TO THE NTERNET 11 CUSTOMER SERVICE amp TECHNICAL SUPPOPR
5. ed to be updated with the provided newer version of firmware section 2 1 b l use the above command cp boot rt2870 bin Hib firmvvare rt2870 bin to update the firmware 2 4 Wireless Setup First Remove the crossover cable and then connect to a wireless network using below steps The WI PI module supports variety of encryption modes modify the file as per your wireless router encryption settings 1 WPA WPA2 DHCP 2 WEP ASCII string key DHCP 3 WEP binary key DHCP Copyright 2011 by element14 User Manual 10 202 mynetworkname is the name of the wireless router mysecretpassphrase is the password for it 2 5 Connect to the Internet Copyright 2011 by element14 User Manual element t takes some time for the VVI PI to connect the internet when the Wi Pi module LED starts to flicker try to ping the internet Copyright 2011 by element14 User Manual 12 element u 02 Customer Service amp Technical support Customer Service Please contact Premier Farnell local sales and customer services staffs for the help Website http www farnell com Technical Support Please contact Premier Farnell local technical support team for any technical issues through the telephone live chat amp
6. email or post your questions on the below micro site we will reply to you as soon as possible Centralized technical support mail box knode tech elementi4 com Community http vvvvvv element14 com community groups raspberry pi Notes This board was designed by element14 s design partner Embest you can contact them to get the technical support as well Technical Support E mail support embedinfo com URL http Awww armkits com Copyright 2011 by element14 User Manual 13
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