Warning: Illegal string offset 'html' in /home/hsn/public_html/forum/cache/skin_cache/cacheid_1/skin_topic.php on line 909

Warning: Cannot modify header information - headers already sent by (output started at /home/hsn/public_html/forum/cache/skin_cache/cacheid_1/skin_topic.php:909) in /home/hsn/public_html/forum/admin/sources/classes/output/formats/html/htmlOutput.php on line 114

Warning: Cannot modify header information - headers already sent by (output started at /home/hsn/public_html/forum/cache/skin_cache/cacheid_1/skin_topic.php:909) in /home/hsn/public_html/forum/admin/sources/classes/output/formats/html/htmlOutput.php on line 127

Warning: Cannot modify header information - headers already sent by (output started at /home/hsn/public_html/forum/cache/skin_cache/cacheid_1/skin_topic.php:909) in /home/hsn/public_html/forum/admin/sources/classes/output/formats/html/htmlOutput.php on line 136

Warning: Cannot modify header information - headers already sent by (output started at /home/hsn/public_html/forum/cache/skin_cache/cacheid_1/skin_topic.php:909) in /home/hsn/public_html/forum/admin/sources/classes/output/formats/html/htmlOutput.php on line 137

Warning: Cannot modify header information - headers already sent by (output started at /home/hsn/public_html/forum/cache/skin_cache/cacheid_1/skin_topic.php:909) in /home/hsn/public_html/forum/admin/sources/classes/output/formats/html/htmlOutput.php on line 141
Memory Write/ Read Functions - HSN forum

Jump to content


Memory Write/ Read Functions


1 reply to this topic

#1 gsmushet1

    Showing Improvement

  • Members
  • PipPip
  • 18 posts
  • Gender:Male

Posted 03 May 2006 - 09:36 AM

Hey, can someone please outline the steps in a Memory read and a Memory write function. Please include details of the internal registers(MAr,MDR,PC,IR) the control lines, the data and address buses etc.

Thanks!! biggrin.gif

#2 John

    HSN Legend

  • Members
  • PipPipPipPipPipPipPipPip
  • 2,713 posts
  • Location:In a Peripheral Estate in Glasgow
  • Interests:First the boring stuff:<br /><br />2004 Results:<br /><br />Highers:<br /><br />Computing A<br />Craft and Design A<br />Physics A<br />Administration A<br />English A<br />Maths A<br />Modern Studies A<br />French A<br /><br />2005 Results:<br /><br />Advanced Highers:<br />Computing A<br />Physics A<br />Maths A<br />Modern Studies A<br />English A<br /><br />2006 Results:<br /><br />Advanced Highers(All Crashed):<br />Chemistry A<br />Biology A<br />Business Managemnt A<br /><br />Aren't I marvellous?
  • Gender:Male

Posted 04 May 2006 - 01:02 PM

First of all you don't need to know about PC and IR registers, that is Advanced Higher Level.

anyway here is the steps

IPB Image

this is from the Advanced Higher Notes

EDIT: I'll update the diagram later with more detail.





1 user(s) are reading this topic

0 members, 1 guests, 0 anonymous users