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text_fgcolour=0,255,0
text_font=/usr/share/fonts/truetype/ttf-bitstream-vera/Vera.ttf
title_font=/usr/share/fonts/truetype/ttf-bitstream-vera/VeraBd.ttf
code_font=/usr/share/fonts/truetype/ttf-bitstream-vera/VeraMono.ttf
# TODO
# graphs, coverage, connection diagrams
# more pictures?
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!IMG|/home/james/james/pix/in/2007-01-13-16-01-31/s08-315x.jpg|netrek.org needs you
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=Electronics with Linux
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=Mobile Backup Solution
-no wires
-no buttons
-no worries
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=Asus WL-HDD 2.5
-small box
-5V DC supply
-wireless
-ethernet
-USB
-IDE
-can run OpenWRT
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=Rack Mounted
-in the car boot
-aka trunk
-like onions
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!IMG|/home/james/james/pix/in/2007-01-13-15-26-39/s08-309x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-26-39/s08-310x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-26-39/s08-312x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-26-39/s08-311x.jpg
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=Integration
-DC outlet
-DC/DC converter
-timing circuit
-long RF lead
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=Software
-OpenWRT
-rsync
-cron
-encfs
-nfs
-netrekd
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=Who am I?
James Cameron
-not the titanic director
-pptp maintainer
-pptpd maintainer
-netrek maintainer
-quozl.linux.org.au/involvement
-:VK2FQZL
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=Electronics, Why?
-get under the hood
-understand
-change, adapt, re-engineer
-precise solutions
-near enough not good enough
-want things to just work
-it is exciting
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=Electronics, How?
-university
-electrical engineering
-books, open or closed
-teaching systems
-talking to others
-kits
-custom designs
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=Software, Where?
-IRC channel #electronics
-learn technical terms
-use for search
-<google.com/linux
-<sourceforge.net
-<freshmeat.net
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=Hobby Electronics
=Development Cycle
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!IMG|lca-2007-development-process.png
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=Open Source Tools
=for Electronics Development
-xcircuit
-gschem
-pcb
-graphviz
-circuit simulation
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=My Preferences
-debian or ubuntu packages
-<geda-gschem
-<pcb
-<graphviz
-ubuntu, use universe
-other distros, dunno
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=graphviz - diagrams
-design diagrams
-state diagrams
-as-built diagrams
-text description
-automatic layout
-good for source control
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=GNU EDA - gschem
=schematic capture
# demonstrate the use of gschem in geda.sourceforge.net for capturing
# schematics,
-grab components and place
-define new components
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=pcb
=circuit board design
# demonstrate the use of pcb.sourceforge.net for constructing printed
# circuit boards,
-define size of board
-draw outline of board
-place components
-autorouting is for experts
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=Making Circuit Boards
-doing it yourself
-getting someone else to do it
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=Quozl's Recent Projects
-night light
-doorbell
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=Night Light
-photophobia
-pitch dark on farm
-domestic internal navigation
-power conservation
-future solar power
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!IGNORED
!IMG|/home/james/james/pix/in/2007-01-13-15-05-32/s08-291x.jpg|Solar Panel
---
:if (dark && motion) {
:turn_on();
:}
:if (timeout) {
:turn_off();
:}
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=Smarts
-turn on is gradual
-trigger adjacent
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!IMG|/home/james/james/pix/in/2007-01-13-15-25-38/s08-302x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-25-38/s08-303x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-25-38/s08-304x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-25-38/s08-305x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-25-38/s08-306x.jpg
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!IMG|/home/james/james/pix/in/2007-01-13-15-25-38/s08-307x.jpg
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=Get Involved
:quozl.linux.org.au
:\/ls
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=Doorbell
-long house
-farm
-loud music
-or on phone
-or playing netrek
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=Features
-loud short beep
-deranged canary
-loud short bell
-ex fire alarm
-porridge detector
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!IMG|/home/james/james/pix/in/2006-09-18-19-07-19/s08-072x.jpg
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!IMG|/home/james/james/pix/in/2006-09-18-19-07-19/s08-074x.jpg
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=Get Involved
:quozl.linux.org.au
:\/doorbell
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=Questions?
See also quozl.linux.org.au
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!IMG|/home/james/james/pix/in/2006-10-14-17-39-52/s08-257x.jpg
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