slitaz-forge rev 549

Add leds usage in PiBook
author Christophe Lincoln <pankso@slitaz.org>
date Wed May 07 12:29:42 2014 +0200 (2014-05-07)
parents 22f4af7fa6f8
children ab4386c4f70d
files arm/codex/pibook.html
line diff
     1.1 --- a/arm/codex/pibook.html	Wed May 07 10:32:16 2014 +0200
     1.2 +++ b/arm/codex/pibook.html	Wed May 07 12:29:42 2014 +0200
     1.3 @@ -60,6 +60,7 @@
     1.4  	<li><a href="#gpio">GPIO Pins &amp; I2C Bus</a></li>
     1.5  	<li><a href="#picam">Pi Camera - Pi NoIR</a></li>
     1.6  	<li><a href="#piglow">PiGlow from Pimorini</a></li>
     1.7 +	<li><a href="#pileds">Using leds with the RPi</a></li>
     1.8  </ul>
     1.9  
    1.10  <p>
    1.11 @@ -491,6 +492,43 @@
    1.12  /usr/share/pyglow
    1.13  </pre>
    1.14  
    1.15 +<h2 id="pileds">Using leds with the RPi</h2>
    1.16 +
    1.17 +<p>
    1.18 +	leds can be used for many purpose such as notification or light show.
    1.19 +	SliTaz Raspberry Pi provide a built-in utility to help setting up and
    1.20 +	using leds. The RPi have on onboard green led (ACT) that you can 
    1.21 +	turned on or off:
    1.22 +</p>
    1.23 +<pre>
    1.24 +# pileds act
    1.25 +</pre>
    1.26 +
    1.27 +<p>
    1.28 +	Pileds also provide example and usable commands for Adafruit 7segment
    1.29 +	LED Backpack and the 8x8 LED Matrix. Creating visual elements with
    1.30 +	Kids is very fun and let them train mathematics in the ame sime since
    1.31 +	the leds must be mapped (ie: 0, 3) on a gride. Let's display a nice 
    1.32 +	little boat and piled built in help:
    1.33 +</p>
    1.34 +
    1.35 +<pre>
    1.36 +# pileds 8x8 --boat
    1.37 +# pileds help
    1.38 +</pre>
    1.39 +
    1.40 +<p>
    1.41 +	PiLeds use some example code from Adafruit and PiClass Git Hub 
    1.42 +	repositories. We have packaged them for easy install/update and
    1.43 +	to provide some code right under the hand. Adafruit and PiClass
    1.44 +	code examples are located in:
    1.45 +</p>
    1.46 +
    1.47 +<pre class="box-up">
    1.48 +/usr/share/adafruit
    1.49 +/usr/share/piclass
    1.50 +</pre>
    1.51 +
    1.52  <!-- Close content -->
    1.53  </div>
    1.54