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access bank

Discussion in 'Electronic Basics' started by adonis, Jun 13, 2007.

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  1. adonis

    adonis Guest

    hello.thanks for replies.
    i am working with pic18f452.
    in it's data memory there is a part named access bank or access ram.
    what is it
    what is its work
    is it like a cache
    thanks
     
  2. Hi,

    Yes, it is an area at the top of RAM to stash data that you need
    speedy access to and is fully explained in section 4.10 of the data
    sheet.


    Cheers - Joe
     
  3. adonis

    adonis Guest

    Joe McElvenney :

    Please describe it more
    Is it a stack
    It's two parts, first part or GPR and the second one is for FSRs.and
    each section is 128 byte. Every pop or push is word by word
    How does it work
     
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