how to put delay

Discussion in 'Homework Help' started by blackstallion, Jan 28, 2012.

  1. blackstallion

    Thread Starter New Member

    Jan 13, 2012
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    Hi im about to design logic gates application. I want to know on how to put a delay in logic gates?

    thanks
     
  2. MrChips

    Moderator

    Oct 2, 2009
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    It depends on the length of the delay you want.
     
  3. blackstallion

    Thread Starter New Member

    Jan 13, 2012
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    so how im gonna achieve that? do i need some kind of circuit or special logic gates?
     
  4. MrChips

    Moderator

    Oct 2, 2009
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    What is the length of the delay?
     
  5. blackstallion

    Thread Starter New Member

    Jan 13, 2012
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    about 5 seconds after the valve is switched on
     
  6. MrChips

    Moderator

    Oct 2, 2009
    12,414
    3,353
    Now you're talking. Use a 555 timer circuit.
     
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