help with timer

Discussion in 'General Electronics Chat' started by novolts, Nov 5, 2010.

  1. novolts

    Thread Starter New Member

    Aug 7, 2008
    2
    0
    Hi to all
    I would appreciate some advice please I wish to construct a timer that will time out after approximately 45 minutes I would like to use a pic
    can anyone point me in the right direction
    thankyou
    novolts
     
  2. blueroomelectronics

    AAC Fanatic!

    Jul 22, 2007
    1,758
    98
    What are you trying to switch?
     
  3. novolts

    Thread Starter New Member

    Aug 7, 2008
    2
    0
    I wish to trigger a relay ( 12v DC )
    thanks for the reply
     
  4. blueroomelectronics

    AAC Fanatic!

    Jul 22, 2007
    1,758
    98
    Simple relay driver.
    [​IMG]
     
    novolts likes this.
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