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This document lives here: http://inst.eecs.berkeley.edu/~ee122/fa11/project3/guide-to-plug.pdf Guide to your Plug Computer UC Berkeley, EE 122, Fall 2011 Version 1 This document is a step-by-step guide to using your plug computer for Project 3. It is divided into the following sections. 1. Prerequisites 2. Preparing the USB stick a. Download the image b. Burn the image to USB stick 3. Working with the plug a. Turning on the plug b. Using the plug c. Turning off the plug 4. Software environment a. Logging into the plug b. Software environment 5. Tips and Tricks It is advised that you first read each section completely before actually trying out the corresponding instructions.
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1. Prerequisites You have been given the following 1. A plug computer with a. Power cable (black cable) b. Ethernet cable (white cable) c. Serial port connector and wall socket connector (ignore these) 2. A 4GB USB stick For doing this project, you need to have the following 1. Access to AirBears wireless network. 2. A nearby power point to power the plug computer. 3. [Optional but recommended] Infinite passion for debugging real networks. 2. Preparing the USB stick The USB stick will have the operating system that plug computer will be running. For this, you will have to download the image that we have provided and burn it on the USB stick. In this section, we will go through a step-by-step instruction to download and burn the image to the USB stick. a. Download the image 1. Download the compressed image file - http://inst.eecs.berkeley.edu/~ee122/fa11/project3/images/plug-image-v1.img.bz2 2. Check whether its MD5 hash is 675f7b3a9eb80292ce1419865e1cac25 . (Instructions to check MD5 hash - https://help.ubuntu.com/community/HowToMD5SUM ) 3. Uncompressing it using bunzip2 <path to image> , will give you the image file plug-image-v1.img to write to the USB stick. Step 2 is optional but recommended. b. Burn the image to USB stick Windows 1. Install Disk Imager from https://launchpad.net/win32-image-writer/+download 2. Insert USB stick, and note the drive letter assigned to it. 3. Start Disk Imager, select the target device and the image file, and click “Write”. 4. Take out the USB once the writing is done. Ubuntu 1. Install usb-imagewrite package, by sudo apt-get install usb-imagewriter 2. Insert the USB stick. 3. Open Applications -> Accessories -> Image Writer. KDE users will find this in Applications -> Utilities -> Image Writer. 4. Select the image file, then select the correct device, and click “Write to Device”. 5. Take out the USB once the writing is done. Mac OSX
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1. Open Applications -> Utilities -> Terminal. Run ”diskutil list” in the Terminal to get the current list of storage devices attached to your system. They will be of the form /dev/diskN , where N is an integer. 2. Insert the USB stick. Run
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