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Raspberry Pi - Week 4

128 bytes added, 15:45, 26 April 2013

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→‎GPIO

== GPIO ==

*What are the pins?

*Raspberry Leaf*http://elinux.org/RPi_Low-level_peripherals*Handy printable reference**Raspberry Leaf - http://www.doctormonk.com/2013/02/raspberry-pi-and-breadboard-raspberry.html*Other headers, not yet populated**P5, etc...===Note on voltage Levels===*RPi is 3.3V.

*pin over-voltage protection circuits - http://elinux.org/RPi_Tutorial_EGHS:GPIO_Protection_Circuits

*light example - https://projects.drogon.net/raspberry-pi/gpio-examples/tux-crossing/gpio-examples-1-a-single-led/

**uses wiringPI, command line tool, for ex:<code>gpio</code>

**installed using git - https://projects.drogon.net/raspberry-pi/wiringpi/download-and-install/

===through using pins with python===

*follow adafruit - http://learn.adafruit.com/adafruits-raspberry-pi-lesson-4-gpio-setup/overview

**Rpi.GPIO -

**python-rpi.gpio

*https://code.google.com/p/raspberry-gpio-python/

===Logic Level Conversion===

*RPi is 3.3V.

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Rtwomey

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