Comments on: Intro to charlieplexing http://hackaday.com/2008/12/03/intro-to-charlieplexing/ Fresh hacks every day Fri, 10 Feb 2012 14:02:57 +0000 hourly 1 http://wordpress.com/ By: Deyjavont http://hackaday.com/2008/12/03/intro-to-charlieplexing/comment-page-1/#comment-114602 Sun, 03 Jan 2010 07:22:39 +0000 http://hackadaycom.wordpress.com/?p=6590#comment-114602 Some improvements would be to use magnet wire (if hes worried about shorting), a smaller IC like JB said, and a hearing aid battery so the whole thing can go into the bottle. You totally loose the firefly effect with that coin cell.

]]> By: JB http://hackaday.com/2008/12/03/intro-to-charlieplexing/comment-page-1/#comment-53704 Thu, 04 Dec 2008 10:51:27 +0000 http://hackadaycom.wordpress.com/?p=6590#comment-53704 Why use such a (physically) large CPU, when there’s 8-pin soic versions around?

Second, there’s a “bug” in the schematic (and the build) – all GND and VCC pins on the CPU must be connected. Even the AVCC (even though no ADC is used). Read ALL of the datasheet next time.

But nice project. Really small bottle!

]]> By: NOMADZX4 http://hackaday.com/2008/12/03/intro-to-charlieplexing/comment-page-1/#comment-53596 Wed, 03 Dec 2008 19:06:21 +0000 http://hackadaycom.wordpress.com/?p=6590#comment-53596 COOL

]]> By: tikimexican http://hackaday.com/2008/12/03/intro-to-charlieplexing/comment-page-1/#comment-53583 Wed, 03 Dec 2008 17:27:37 +0000 http://hackadaycom.wordpress.com/?p=6590#comment-53583 Great. I do like the seeing these 101 courses for different topics/components.

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