Table of Contents

Brett's fall2013 Opus

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Introduction

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Data Communications Journal

August 28, 2013

  • Started to learn about the rasberry pi
  • with the new modern age it has become harder and harder to do simplier things like send a single bit over a line
  • i acually have never used a rasberry pi before so this will be a different experience

September 5, 2013

  • Learning about I/O pins today and tring to program LEDs to work with them
  • It should be a lot of fun

September 9, 2013

  • Finally got the led to blink, had to ask josh which pins to use cause the diagram in backwards

September 12, 2013

  • Started wiring up the raspberry pi to make a binary calculator with led lights
  • Tring to not get all of the cables crossed

September 13, 2013

  • Started programming in low level C from the tutorials

October 24, 2013

  • Wow its been a while…
  • Been working with morse code to send messages over wires

HPC Experience I Journal

September 04, 2013

  • Started checking the computers that were here during the flood to check if they still worked or not
  • If we can continue to use these computers we don't have to find new ones and configure them
  • Some of these computers are a challenge to open

October 17, 2013

October 18, 2013

  • Accidentally nuked /tmp in ubuntu and made the whole system do a login loop
  • In order to fix this i had to do a few steps while in a tty session
  • 1. mkdir /tmp
  • 2. chmod 777 /tmp
  • 3. chmod +t /tmp
  • Exit tty and login and your good to go

October 23, 2013

  • Been getting plagued with this message do_IRQ: 0.107 No irq handler for vector (irq -1) so i went in search of an answer to make it go away
  • The forum i went to stated to edit /etc/default/grub as superuser and it seems to have worked
  • I had to edit the file and change GRUB_CMDLINE_LINUX=“” to GRUB_CMDLINE_LINUX=“pci=nomsi,noaer”

November 20, 2013

  • Started dabling around with how to write apps for my phone
  • It would be cool to write your own apps rather than pay someone else to do it.

Portfolio

asm

hpc2

hpc1

sysprog

hpc0