1 out of 12 outputs using 2 nos. of CD4017

Discussion in 'The Projects Forum' started by kathapurushan, Dec 17, 2008.

  1. kathapurushan

    Thread Starter Member

    Dec 17, 2008
    14
    0
    hi friends will anyone help me how to create 1 out of 12 outputs high at a time using 2 numbers of cd4017 ics ? my intention is to use 12 white LEDs in a wall clock.
    Thank you
     
  2. eblc1388

    Senior Member

    Nov 28, 2008
    1,542
    102
    You can use the following circuit that I copied (and modified) from the Motorola data book.
     
    Last edited: Dec 17, 2008
  3. kathapurushan

    Thread Starter Member

    Dec 17, 2008
    14
    0
    thank you for the response L.Chung. Let me try the circuit provided by you.
    :)
     
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