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	<title>Comments on: POV pong</title>
	<atom:link href="http://hackaday.com/2009/04/13/pov-pong/feed/" rel="self" type="application/rss+xml" />
	<link>http://hackaday.com/2009/04/13/pov-pong/</link>
	<description>Fresh hacks every day</description>
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		<title>By: Rich</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70456</link>
		<dc:creator><![CDATA[Rich]]></dc:creator>
		<pubDate>Tue, 14 Apr 2009 11:08:56 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70456</guid>
		<description><![CDATA[http://www.youtube.com/watch?v=sQyC17rSbDs

Video showing the Pong action.]]></description>
		<content:encoded><![CDATA[<p><span style="text-align:center; display: block;"><a href="http://hackaday.com/2009/04/13/pov-pong/"><img src="http://img.youtube.com/vi/sQyC17rSbDs/2.jpg" alt="" /></a></span></p>
<p>Video showing the Pong action.</p>
]]></content:encoded>
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	<item>
		<title>By: Aki Korhonen</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70450</link>
		<dc:creator><![CDATA[Aki Korhonen]]></dc:creator>
		<pubDate>Tue, 14 Apr 2009 09:33:53 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70450</guid>
		<description><![CDATA[Hello,

The video on the post is the first video of the device from last year so it&#039;s a bit old and balancing wasn&#039;t so good back then.

I uploaded a new video showing all the current features, including the Pong:
http://www.youtube.com/watch?v=sQyC17rSbDs

And here is a video of the drawing program I made for it:
http://www.youtube.com/watch?v=pfWWW_XBn-E

There is an ATtiny2313 in the base for the buttons and controllers and two connectors for the Pong controllers and one 9-pin joystick port for C64/etc joysticks.

The 2313 sends the button press commands to the ATmega8 on the rotating part via infrared link. Also the RS232 line is connected to the same and all the same commands can be sent from a computer too.]]></description>
		<content:encoded><![CDATA[<p>Hello,</p>
<p>The video on the post is the first video of the device from last year so it&#8217;s a bit old and balancing wasn&#8217;t so good back then.</p>
<p>I uploaded a new video showing all the current features, including the Pong:<br />
<span style="text-align:center; display: block;"><a href="http://hackaday.com/2009/04/13/pov-pong/"><img src="http://img.youtube.com/vi/sQyC17rSbDs/2.jpg" alt="" /></a></span></p>
<p>And here is a video of the drawing program I made for it:<br />
<span style="text-align:center; display: block;"><a href="http://hackaday.com/2009/04/13/pov-pong/"><img src="http://img.youtube.com/vi/pfWWW_XBn-E/2.jpg" alt="" /></a></span></p>
<p>There is an ATtiny2313 in the base for the buttons and controllers and two connectors for the Pong controllers and one 9-pin joystick port for C64/etc joysticks.</p>
<p>The 2313 sends the button press commands to the ATmega8 on the rotating part via infrared link. Also the RS232 line is connected to the same and all the same commands can be sent from a computer too.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: miknix</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70413</link>
		<dc:creator><![CDATA[miknix]]></dc:creator>
		<pubDate>Tue, 14 Apr 2009 00:03:42 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70413</guid>
		<description><![CDATA[Nice.. I was expecting to see &quot;pong&quot; there too :)

When I first received my arduino, I also did a simple POV in a couple of hours just for the sake of testing it.

http://www.miknix.homelinux.com/arduino/pov_display/rev2/

Despite the fact it is being constructed with  legos (lame) and stuff, it actually works very well :)
It uses a IR led + sensor to sync with the rotation speed.

Anyway.. I thought it was worth to share.
Greetings all.]]></description>
		<content:encoded><![CDATA[<p>Nice.. I was expecting to see &#8220;pong&#8221; there too :)</p>
<p>When I first received my arduino, I also did a simple POV in a couple of hours just for the sake of testing it.</p>
<p><a href="http://www.miknix.homelinux.com/arduino/pov_display/rev2/" rel="nofollow">http://www.miknix.homelinux.com/arduino/pov_display/rev2/</a></p>
<p>Despite the fact it is being constructed with  legos (lame) and stuff, it actually works very well :)<br />
It uses a IR led + sensor to sync with the rotation speed.</p>
<p>Anyway.. I thought it was worth to share.<br />
Greetings all.</p>
]]></content:encoded>
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	<item>
		<title>By: Fox3</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70412</link>
		<dc:creator><![CDATA[Fox3]]></dc:creator>
		<pubDate>Mon, 13 Apr 2009 23:29:58 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70412</guid>
		<description><![CDATA[I&#039;m noticing a lack of pong in the video. It looks like a good display though.]]></description>
		<content:encoded><![CDATA[<p>I&#8217;m noticing a lack of pong in the video. It looks like a good display though.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Orv</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70401</link>
		<dc:creator><![CDATA[Orv]]></dc:creator>
		<pubDate>Mon, 13 Apr 2009 21:46:01 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70401</guid>
		<description><![CDATA[I suspect the wiggle is because it&#039;s dynamically unbalanced.  Even though there&#039;s a counterweight, the LED stack is taller than the counterweight, so it has a longer lever arm.  It probably appears balanced as a static assembly, but when it spins it will still be unbalanced.]]></description>
		<content:encoded><![CDATA[<p>I suspect the wiggle is because it&#8217;s dynamically unbalanced.  Even though there&#8217;s a counterweight, the LED stack is taller than the counterweight, so it has a longer lever arm.  It probably appears balanced as a static assembly, but when it spins it will still be unbalanced.</p>
]]></content:encoded>
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	<item>
		<title>By: BigBubbaX</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70399</link>
		<dc:creator><![CDATA[BigBubbaX]]></dc:creator>
		<pubDate>Mon, 13 Apr 2009 21:21:03 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70399</guid>
		<description><![CDATA[Grafting an Atari controller onto the set would definitely up the geek factor.]]></description>
		<content:encoded><![CDATA[<p>Grafting an Atari controller onto the set would definitely up the geek factor.</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: BigBubbaX</title>
		<link>http://hackaday.com/2009/04/13/pov-pong/comment-page-1/#comment-70398</link>
		<dc:creator><![CDATA[BigBubbaX]]></dc:creator>
		<pubDate>Mon, 13 Apr 2009 21:20:14 +0000</pubDate>
		<guid isPermaLink="false">http://hackaday.com/?p=10346#comment-70398</guid>
		<description><![CDATA[Pretty cool, but the video doesn&#039;t show the thing actually playing pong.]]></description>
		<content:encoded><![CDATA[<p>Pretty cool, but the video doesn&#8217;t show the thing actually playing pong.</p>
]]></content:encoded>
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