Unformatted text preview: x 1 , x 2 , and x 3 , where x 1 is MSB and x 3 is LSB. The output must have the value of 1 when at least two of the inputs are equal to 1. a. the truth table, b. the simplest logic equation, c. build the circuit using NOT, AND, and OR gates, d. build the circuit using just NOR gates, and e. calculate the cost of your circuit in (c) and (d) assuming that the input variables are available in both un-complemented and complemented forms. 3. (15 points) Convert these decimal numbers 35 and -77 into signed 8-bit numbers in the following representations. a. Sign and magnitude b. 1’s complement c. 2’s complement 4. (15 points) Convert these binary numbers 1 (1011010001) 2 and (1001011101) 2 into the following representations. a. Octal b. Hexadecimal c. Decimal 1 Just binary numbers. Not sign-magnitude, 1’s complement, or 2’s complement....
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This note was uploaded on 10/11/2011 for the course ECE 230 taught by Professor Staff during the Fall '08 term at Boise State.
- Fall '08