speed measurement with pic 16f876

Discussion in 'The Projects Forum' started by medridha, Mar 9, 2010.

  1. medridha

    Thread Starter New Member

    Mar 2, 2010
    6
    0
    plz help me i want to use a pic 16f876 in order to measure the speed of dc motor. i have phototransistor pilse signal and a whell with 200 holes.
     
  2. medridha

    Thread Starter New Member

    Mar 2, 2010
    6
    0
    can you propose some schematic plz :)
     
  3. ronbowalker

    Member

    Jun 26, 2009
    23
    0
    Does the 5vdc need to be separate on this diagram? Or can 15vdc reg power both?
     
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