Friday, 1 April 2011

difference between hardware and software interrupts in 8085 microprocessor

Differentiate between hardware interrupts and software interrupts of 8085.

  • The software interrupt is initiated by the main program, but the hardware interrupt is initiated by an external device.
  • In 8085, the software interrupt cannot be disabled or masked but the hardware interrupt except TRAP can be disabled or masked.
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9 comments:

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  2. Anonymous9 November 2013 at 19:35

    nice and short..

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  3. Sanjay19 July 2015 at 22:08

    Does XRA A affect the carry flag or not?

    ReplyDelete
    Replies
    1. Anonymous26 April 2016 at 00:03

      i guess no @sanjay kumar
      as XRA A
      Will Ex-Or the content of acc. with itself
      it does not add or subtract anything from it...

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  4. Unknown2 November 2015 at 19:27

    can i get more differences between software and hardware intterupt

    ReplyDelete
  5. Unknown27 November 2017 at 00:02

    Help full but too short..

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  6. Unknown4 December 2019 at 17:27

    Need more different s

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