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Bidirectional shift register with 8 leds

 
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andrewblog
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Joined: 01 Jun 2011
Posts: 7

PostPosted: Sun Jun 12, 2011 4:06 pm    Post subject: Bidirectional shift register with 8 leds Reply with quote

This was my first circuit using digital counters. Two cd4017 drive a led strip from L1 to L8 and from L8 to L1. The counters work alternately due to the clock enable signal.
The circuit in the video features 22uF instead of 15uF, as I stated in the schematic.
Schematic

http://www.youtube.com/watch?v=HQe_jfv-Cag
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