ee101_hw7

ee101_hw7 - EE 101 Homework 7 Fall 07 Redekopp Name: _ Due:...

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1 EE 101 Homework 7 Fall ’07 Redekopp Name: _________________________________________ Lecture 9:30 / 12:30 / 2:00 Due: Tues. Nov. 6 th in class Score: ________ Show work to get full credit. Remember, use on only one side of the paper and staple them together. Only use a calculator to CHECK your work, not to DO your work. 1) (8 pts.) For each of the following functions list the size of ROM required to implement it (e.g. 256x4 or 8x1). Then, draw the block diagram of the ROM showing the device labels [label the address inputs A n-1 to A 0 and your data outputs as D m-1 to D 0 ]. Next add appropriate system labels (function inputs and outputs) You need not show the contents of the ROM, just the size and block diagram with appropriate device and system labels. a. A circuit that converts a 3-bit 2’s comp. number to the equivalent 4-bit signed magnitude number. b. H = (PROD) Π ABCD (2,5,6,7,8,10,13,15) c. A circuit that takes a 6-bit 2’s comp. number, A, and squares it (B = A 2 ) where B is output in unsigned representation (i.e. squaring always yields a positive result.) 2) (10 pts.)
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This note was uploaded on 12/02/2009 for the course EE 101 at USC.

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ee101_hw7 - EE 101 Homework 7 Fall 07 Redekopp Name: _ Due:...

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