Assignment08Fall2010

Assignment08Fall2010 - 525.412 Computer Architecture...

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Unformatted text preview: 525.412 Computer Architecture Assignment 7 Solutions 7.14 Combine the word size expansion of Figure 7.18 with the expansion in number of words of Figure 7.19. Diagram a 224 word, 16-bits-per-word memory built from static RAM chips that contain 220 words of 4 bits. Solution 1 A23 A22 A21 A20 A19 ... A0 ¥¤ R /W D15 ...D0 R /W Address R /W Address Data ¡ ¥¤ ¥¤ R /W Address Data ¡ ¥¤ Data ¡ ¦ CS R /W CS R /W CS R /W CS R /W ¥¤ Address Address Data ¡ Address Data ¡ Address Data £¢ ¡ Data ¡ § CS CS CS CS R /W Address Data ¡ ¥¤ ¥¤ R /W Address Data ¡ ¥¤ R /W Address Data ¡ ¥¤ R /W Address Data £¢ ¡ CS R /W Address Data ¡ ¥¤ ¥¤ CS R /W Address Data ¡ ¥¤ CS R /W Address Data ¡ ¥¤ CS R /W Address Data £¢ ¡ 2 £¢ ¡ ¥¤ ¥¤ ¥¤ ¥¤ ¥¤ CS ¥¤ CS CS CS R /W Address Data £¢ ¥¤ ¥¤ ¨¦ ...
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