The program execution of Figure is described in the text using six steps. Expand this description to
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The program execution of Figure is described in the text using six steps. Expand this description to show the use of the MAR and MBR.
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Fetch stage Execute stage CPU registers Memory CPU registers emo 3001 9 4 0 301 5 9 4 0 3 0 0 PC 300 1 9 4 0 AC 3015 9 4 1 3 0 1 PC 0 0 0 3 AC 940 10 0 0 3 941 0 0 0 2 Step 1 940 10 0 0 3 941 0 0 0 2 Step 2 emo CPU registers Memory CPU registers 300 1 9 4 0 301 5 9 4 1 302 3 0 IPC 3001 9 4 0 () 0 0 3|AC| 301 | 5 9 4 1 5941 IR 302 2 9 4 I 2 3 0 2 PC 0 0 0 5 AC 5941人1R 940 0 0 0 3 941 0 0 0 2 940 0 0 0 3 94110 0 0 2 Step 4 Memory 300 1 9 4 0 301 5 9 4 1 302 2 9 4 1 CPU registers CPU registers 3 0 3 PC Memory 3 0 2 PC 300 1 9 4 0 0 0 0 5 AC301 5 9 4 1 294 IR 302 29 4 1 3 940 0 0 0 3 940 0 0 0 3 941 0 0 0 2 5 941 0 0 0
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1 The PC contains 300 the address of the first instruction This value is loaded in to the MAR The va...View the full answer
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Related Book For
Operating Systems Internals and Design Principles
ISBN: 978-0133805918
8th edition
Authors: William Stallings
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