half subtractor

Discussion in 'Homework Help' started by Sonofjustice, Jul 3, 2008.

  1. Sonofjustice

    Thread Starter New Member

    Jul 3, 2008
    3
    0
    I Want To Know About Half Subtractor Circuit Design
     
  2. Papabravo

    Expert

    Feb 24, 2006
    10,138
    1,786
    It is a combinatorial circuit with two inputs and two outputs. The difference of any two bits is the exclusive OR. Borrow is a 1 when you subtract 1 from 0. Thats it -- that's all there is.
     
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