Difference between revisions of "NERP"
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| − | = Overview = | + | = Overview = |
| − | Not Exclusively Raspberry Pi (NERP) is an interest group focused on demonstrations and open discussion of embedded systems. | + | Not Exclusively Raspberry Pi (NERP) is an interest group focused on demonstrations and open discussion of embedded systems. There is currently an emphasis on the [http://www.raspberrypi.org/ Raspberry Pi], but all embedded platforms are within the scope (BeagleBone/Board, ARM Cortex M series, MSP430, Arduino, etc). |
= Participants = | = Participants = | ||
| Line 7: | Line 7: | ||
* [[User:pdp7|Drew Fustini]] | * [[User:pdp7|Drew Fustini]] | ||
* [[User:Toba|Eric Stein]] | * [[User:Toba|Eric Stein]] | ||
| − | * [[User: | + | * [[User:clem151|Craig LeMoyne]] |
* ''Add yourself'' | * ''Add yourself'' | ||
| Line 15: | Line 15: | ||
=== Past === | === Past === | ||
| − | *Meeting #0: [http://pumpingstationone.org/2012/07/nerp-not-exclusively-raspberry-pi-meeting-july-30th/ July 30, 2012] | + | * Meeting #0: [http://pumpingstationone.org/2012/07/nerp-not-exclusively-raspberry-pi-meeting-july-30th/ July 30, 2012] |
| − | *Meeting #1: [http://pumpingstationone.org/2012/08/nerp-not-exclusively-raspberry-pi-meeting-monday-aug-13-at-7pm/ August 13, 2012] | + | * Meeting #1: [http://pumpingstationone.org/2012/08/nerp-not-exclusively-raspberry-pi-meeting-monday-aug-13-at-7pm/ August 13, 2012] |
| − | *Meeting #2: [http://pumpingstationone.org/2012/08/nerp-meetup-08-27-12/ August 27, 2012] | + | * Meeting #2: [http://pumpingstationone.org/2012/08/nerp-meetup-08-27-12/ August 27, 2012] |
| − | *Meeting #3: [http://pumpingstationone.org/2012/09/nerp-raspberry-pi-and-beer-monday-9-7-12/ September 10, 2012] | + | * Meeting #3: [http://pumpingstationone.org/2012/09/nerp-raspberry-pi-and-beer-monday-9-7-12/ September 10, 2012] |
| − | *Meeting #4: [http://pumpingstationone.org/2012/09/not-exclusively-raspberry-pi-nerp-autonomous-car-aquaponics-monday-sept-24/ September 24, 2012] | + | * Meeting #4: [http://pumpingstationone.org/2012/09/not-exclusively-raspberry-pi-nerp-autonomous-car-aquaponics-monday-sept-24/ September 24, 2012] |
| − | *Meeting #5: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/84006592/ October 8, 2012] | + | * Meeting #5: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/84006592/ October 8, 2012] |
| − | *Meeting #6: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/86202212/ October 22, 2012] | + | * Meeting #6: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/86202212/ October 22, 2012] |
| − | *Meeting #7: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/88203942/ November 5, 2012] | + | * Meeting #7: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/88203942/ November 5, 2012] |
| − | *Meeting #8: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/90202422/ November 19, 2012] | + | * Meeting #8: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/90202422/ November 19, 2012] |
| − | *Meeting #9: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/89275302/ December 3, 2012] | + | * Meeting #9: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/89275302/ December 3, 2012] |
| − | *Meeting #10: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/94041272/ December 17, 2012] | + | * Meeting #10: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/94041272/ December 17, 2012] |
| − | *Meeting #12: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/ | + | * Meeting #11: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/94442962/ January 14, 2013] |
| + | * Meeting #12: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/100230112/ January 29, 2013] | ||
| + | * Meeting #13: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/101780082/ Feb 11, 2013] | ||
| + | * Meeting #14: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/events/103245402/ Feb 25, 2013] | ||
=== Upcoming === | === Upcoming === | ||
| − | * Monday, | + | * Monday, Oct 7 7pm: [http://www.meetup.com/NERP-Not-Exclusively-Raspberry-Pi/ RSVP on Meetup] |
* ''(recurs every other Monday)'' | * ''(recurs every other Monday)'' | ||
| + | * Talks/topics often anounced hours before the event. | ||
| + | * This page seldom updated. | ||
= Reference = | = Reference = | ||
| Line 44: | Line 49: | ||
* [http://github.com/joewalnes/raspberry-play Quick2Web]: Joe Walnes is working on an easy-to-use web interface for the Raspberry Pi | * [http://github.com/joewalnes/raspberry-play Quick2Web]: Joe Walnes is working on an easy-to-use web interface for the Raspberry Pi | ||
* [http://www.element14.com/community/groups/raspberry-pi/blog/2012/10/18/pumpkin-pi-project-for-halloween Pumpkin Pi]: a Halloween project for Raspberry Pi by Drew | * [http://www.element14.com/community/groups/raspberry-pi/blog/2012/10/18/pumpkin-pi-project-for-halloween Pumpkin Pi]: a Halloween project for Raspberry Pi by Drew | ||
| − | * [http://karmanebula.com/glint/ | + | * [http://karmanebula.com/glint/glint]: Jeff Lunt's project to make Raspberry Pi retro gaming accessible to everyone |
** [http://guillermoamaral.com/read/mes/ Marshmellow Entertainment System]: demo of very fast booting Raspberry Pi distro | ** [http://guillermoamaral.com/read/mes/ Marshmellow Entertainment System]: demo of very fast booting Raspberry Pi distro | ||
* [https://github.com/CarlFK/Ripley Ripley presentation utility]: Carl's efficient tour of Python from the interactive prompt was made possible thanks to Ripley | * [https://github.com/CarlFK/Ripley Ripley presentation utility]: Carl's efficient tour of Python from the interactive prompt was made possible thanks to Ripley | ||
| Line 89: | Line 94: | ||
== Raspberry Pi == | == Raspberry Pi == | ||
=== Hardware === | === Hardware === | ||
| − | * Raspberry Pi | + | * Raspberry Pi |
| − | ** [http://www.newark.com/raspberry-pi/raspbrry- | + | ** [http://www.newark.com/raspberry-pi/raspbrry-modb-512m/model-b-assembled-board-only/dp/43W5302 Newark]: in stock ''(2013-Aug-13)'' |
| − | ** [http://www.mcmelectronics.com/content/en-US/raspberry-pi MCM Electronics]: in stock ''( | + | ** [http://www.mcmelectronics.com/content/en-US/raspberry-pi MCM Electronics]: in stock ''(2013-Aug-13)'' |
| − | ** | + | ** [http://chicagodist.com/collections/raspberry-pi-systems Chicago Electronic Distributors]: in stock ''(2013-Aug-13)'' |
* [http://www.element14.com/community/docs/DOC-48859 Gertboard]: I/O expansion board | * [http://www.element14.com/community/docs/DOC-48859 Gertboard]: I/O expansion board | ||
* [http://www.adafruit.com/products/859 Pi Box by Adafruit]: clear acrylic case that Drew has shown at meeting | * [http://www.adafruit.com/products/859 Pi Box by Adafruit]: clear acrylic case that Drew has shown at meeting | ||
** [http://www.thingiverse.com/thing:24461 design files] are open source and could be made with the PS1 laser cutter. | ** [http://www.thingiverse.com/thing:24461 design files] are open source and could be made with the PS1 laser cutter. | ||
| − | * [http://adafruit.com/category/105 Adafruit's full line-up] of Raspberry Pi accessories | + | * [http://adafruit.com/category/105 Adafruit's full line-up] of Raspberry Pi accessories, many are available locally at [http://chicagodist.com/collections/adafruit-products Chicago Electronic Distributors] |
* [http://www.element14.com/community/groups/raspberry-pi/blog/2012/08/16/raspberry-pi-hdmi-to-vga-converter Sanoxy HDMI to VGA converter] $27 converter Drew bought on Amazon works well | * [http://www.element14.com/community/groups/raspberry-pi/blog/2012/08/16/raspberry-pi-hdmi-to-vga-converter Sanoxy HDMI to VGA converter] $27 converter Drew bought on Amazon works well | ||
* [http://www.element14.com/community/groups/raspberry-pi/blog/2012/07/04/cheap-portable-lcd-for-raspberry-pi 3.5" TFT LCD]: $20 composite-input display Drew has | * [http://www.element14.com/community/groups/raspberry-pi/blog/2012/07/04/cheap-portable-lcd-for-raspberry-pi 3.5" TFT LCD]: $20 composite-input display Drew has | ||
| Line 112: | Line 117: | ||
==== Applications ==== | ==== Applications ==== | ||
| − | * Arduino IDE runs and uploads ok USB-connected Arduino with Raspbian "Wheezy"; just install via "apt-get install arduino". | + | * Arduino IDE runs and uploads ok USB-connected Arduino with Raspbian "Wheezy"; just install via "apt-get install arduino". |
* [https://projects.drogon.net/raspberry-pi/wiringpi/ WiringPi] is a Python library which aims to make electronics interfacing as high-level as Arduino | * [https://projects.drogon.net/raspberry-pi/wiringpi/ WiringPi] is a Python library which aims to make electronics interfacing as high-level as Arduino | ||
* [http://elinux.org/RPi_Low-level_peripherals GPIO examples] in many languages | * [http://elinux.org/RPi_Low-level_peripherals GPIO examples] in many languages | ||
* [http://www.memetic.org/quake-3-with-sound-for-the-raspberry-pi/ Quake] for the current Raspbian "Wheezy" image | * [http://www.memetic.org/quake-3-with-sound-for-the-raspberry-pi/ Quake] for the current Raspbian "Wheezy" image | ||
| − | * "hello world" programs in /opt/vc/src especially the 1080p HD playback demo: /opt/vc/src/hello_pi/hello_video/ | + | * "hello world" programs in /opt/vc/src especially the 1080p HD playback demo: /opt/vc/src/hello_pi/hello_video/ |
** More details in recorded [http://www.element14.com/community/docs/DOC-44459/l/video-programming-the-raspberry-pi-with-raspberry-pi-co-founder-eben-upton webinar by Eben Upton] | ** More details in recorded [http://www.element14.com/community/docs/DOC-44459/l/video-programming-the-raspberry-pi-with-raspberry-pi-co-founder-eben-upton webinar by Eben Upton] | ||
| Line 133: | Line 138: | ||
** [http://learn.adafruit.com/matrix-7-segment-led-backpack-with-the-raspberry-pi/ Adafruit has now made their own tutorial] | ** [http://learn.adafruit.com/matrix-7-segment-led-backpack-with-the-raspberry-pi/ Adafruit has now made their own tutorial] | ||
* [http://www.youtube.com/watch?v=hmxS6KqiAK8 Intro to RPi.GPIO]: Bonnie's "lightning" intro to controlling Pi's GPIO with Python | * [http://www.youtube.com/watch?v=hmxS6KqiAK8 Intro to RPi.GPIO]: Bonnie's "lightning" intro to controlling Pi's GPIO with Python | ||
| − | ** [https://github.com/misterbonnie/presentations/ | + | ** [https://github.com/misterbonnie/presentations/raw/master/pycon/pi_con.odp Slides] |
=== Reference === | === Reference === | ||
| Line 143: | Line 148: | ||
** [http://www.thebox.myzen.co.uk/Raspberry/Understanding_Outputs.html Understanding Output]: explains relationship between voltage, current and impedence | ** [http://www.thebox.myzen.co.uk/Raspberry/Understanding_Outputs.html Understanding Output]: explains relationship between voltage, current and impedence | ||
*** ''A maximum of 16mA per pin with the total current from all pins not exceeding 51mA.'' | *** ''A maximum of 16mA per pin with the total current from all pins not exceeding 51mA.'' | ||
| + | * [https://projects.drogon.net/raspberry-pi/wiringpi/pins/ Good Pinout Diagrams] | ||
| + | ** ''Old and new pinouts from each numbering scheme.'' | ||
=== Links === | === Links === | ||
| Line 148: | Line 155: | ||
* [http://www.raspberrypi.org/archives/592 Libraries, codecs, OSS]: an informative post on the media playback architecture | * [http://www.raspberrypi.org/archives/592 Libraries, codecs, OSS]: an informative post on the media playback architecture | ||
* [http://www.raspberrypi.org/archives/1655 A Raspberry Pi, hosting a Raspberry Pi]: for those wondering how well it would do as a low-power server | * [http://www.raspberrypi.org/archives/1655 A Raspberry Pi, hosting a Raspberry Pi]: for those wondering how well it would do as a low-power server | ||
| − | [[Category: | + | |
| + | [[Category:Interest Groups]] | ||
Revision as of 17:07, 29 July 2014
Overview
Not Exclusively Raspberry Pi (NERP) is an interest group focused on demonstrations and open discussion of embedded systems. There is currently an emphasis on the Raspberry Pi, but all embedded platforms are within the scope (BeagleBone/Board, ARM Cortex M series, MSP430, Arduino, etc).
Participants
- Ed Bennett
- Jay Hopkins
- Drew Fustini
- Eric Stein
- Craig LeMoyne
- Add yourself
Meetings
- Bi-weekly, Monday, 7pm-9pm
- Meetup.com group
Past
- Meeting #0: July 30, 2012
- Meeting #1: August 13, 2012
- Meeting #2: August 27, 2012
- Meeting #3: September 10, 2012
- Meeting #4: September 24, 2012
- Meeting #5: October 8, 2012
- Meeting #6: October 22, 2012
- Meeting #7: November 5, 2012
- Meeting #8: November 19, 2012
- Meeting #9: December 3, 2012
- Meeting #10: December 17, 2012
- Meeting #11: January 14, 2013
- Meeting #12: January 29, 2013
- Meeting #13: Feb 11, 2013
- Meeting #14: Feb 25, 2013
Upcoming
- Monday, Oct 7 7pm: RSVP on Meetup
- (recurs every other Monday)
- Talks/topics often anounced hours before the event.
- This page seldom updated.
Reference
Projects
- Brewing beer with Raspberry Pi - Chillmon
- Eric did a Google+ hangout with Eben Upton of Raspberry Pi during Maker Faire
- Autonomous car
- Automation system for Aquaponics
- Using embedded vision for autonomous car obstacle avoidance
- Pi Clip: Joe Walnes created brace to better support the Adafruit Pi Plate
- Pi Crust: GPIO breakout for the Pi by Joe Walnes
- Quick2Web: Joe Walnes is working on an easy-to-use web interface for the Raspberry Pi
- Pumpkin Pi: a Halloween project for Raspberry Pi by Drew
- [1]: Jeff Lunt's project to make Raspberry Pi retro gaming accessible to everyone
- Marshmellow Entertainment System: demo of very fast booting Raspberry Pi distro
- Ripley presentation utility: Carl's efficient tour of Python from the interactive prompt was made possible thanks to Ripley
- Char LCD hashtag display: Drew hooked up character LCD to Raspberry Pi to display tweets
- Quick2Wire interface board for Pi: Joe Walnes is working with Quick2Wire on Raspberry Pi I/O boards and Python modules
- TFTweet: Drew used the Alamode to connect TFT LCD Arduino shield to the Raspberry Pi
- GPIO Admin: Allows non-root access to Pi's GPIO
Wiki
Mailing lists
Embedded device news
Software / Services
- Upverter: Web-based EDA suite features schematic, layout, part library & manufacturing along with real-time collaboration
- OHS Park: inexpensive batch-based PCB manufacturing service (formerly Dorkbot PDX)
Microcontrollers
- TI Stellaris (ARM Cortex M4F) $5!
- Teensy 3.0 (ARM Cortex M4)
- Galago (ARM Cortex M3)
- MSP430 & FRAM: Presentation from NERP #5 by Matt Cashdollar
Android
- MK802 Android Mini-PC
Single Board Computers (SBC)
- Olimex OLinuXino
- BeagleBone
- CubieBoard
- APC
- RhombusTech
- Raspberry Pi (see section below)
Raspberry Pi
Hardware
- Raspberry Pi
- Newark: in stock (2013-Aug-13)
- MCM Electronics: in stock (2013-Aug-13)
- Chicago Electronic Distributors: in stock (2013-Aug-13)
- Gertboard: I/O expansion board
- Pi Box by Adafruit: clear acrylic case that Drew has shown at meeting
- design files are open source and could be made with the PS1 laser cutter.
- Adafruit's full line-up of Raspberry Pi accessories, many are available locally at Chicago Electronic Distributors
- Sanoxy HDMI to VGA converter $27 converter Drew bought on Amazon works well
- 3.5" TFT LCD: $20 composite-input display Drew has
- RCA male-male coupler: very handy for connecting composite LCDs to the Pi
- Atrix Lapdock: Cheapest way to get a portable HDMI display for the Pi
- Atrix lapdock tricks: documents how Jay has tried a super cap and a USB battery pack to buffer power to the Pi
Software
Linux
- Raspberry Pi Foundation downloads page has instructions on flashing the SD card
- Raspbian "Wheezy": recommended for general purpose
- Raspbmc: recommended for media center usage
- Adafruit Occidentalis: based on Raspbian "Wheezy" with improved hardware interfacing and wi-fi support
- Upgrade Raspbian for overclocking without reflashing
Applications
- Arduino IDE runs and uploads ok USB-connected Arduino with Raspbian "Wheezy"; just install via "apt-get install arduino".
- WiringPi is a Python library which aims to make electronics interfacing as high-level as Arduino
- GPIO examples in many languages
- Quake for the current Raspbian "Wheezy" image
- "hello world" programs in /opt/vc/src especially the 1080p HD playback demo: /opt/vc/src/hello_pi/hello_video/
- More details in recorded webinar by Eben Upton
Support
- RaspberryPi.org Forum is a good resource
- Raspberry Pi group on element14 Community is quite active too and another place to ask questions
- The eLinux wiki troubleshooting guide
- Listing of verified equipment add your own once tested!
- WiFi adapter testing done by Drew
Tutorials
- Adafruit Learning System: excellent tutorials for the Pi by Adafruit
- element14 Raspberry Pi blog where Drew posts his tutorials
- I2C interfacing: details of temperature sensor and real-time clock that Drew demo'd
- LED Clock: details of the LED 7-segment module clock that Drew demo'd
- Intro to RPi.GPIO: Bonnie's "lightning" intro to controlling Pi's GPIO with Python
Reference
- GPIO protection circuits: different approaches to safely interfacing with RPi pins
- SparkFun sensor interfacing: general tutorial for logic level conversion
- Max current for GPIO pins
- GPIO pads control: documentation by SoC engineer Gert van Loo
- All the electronics of the pads are designed for 16mA.
- Understanding Output: explains relationship between voltage, current and impedence
- A maximum of 16mA per pin with the total current from all pins not exceeding 51mA.
- GPIO pads control: documentation by SoC engineer Gert van Loo
- Good Pinout Diagrams
- Old and new pinouts from each numbering scheme.
Links
- Adafruit blog posts about Raspberry Pi
- Libraries, codecs, OSS: an informative post on the media playback architecture
- A Raspberry Pi, hosting a Raspberry Pi: for those wondering how well it would do as a low-power server