Spring 05_Test2

# Spring 05_Test2 - ECE 2030 Test 2 Spring 2005 This is a...

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ECE 2030 Test 2 Spring 2005 This is a closed book, closed notes test, with no calculator. The test will be 60 minutes long. I pledge that I have not given nor received inappropriate aid in the completion of this test. Name: ____________________________________ Signature: __________________________________

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Problem 1 (12 Points): a) Determine the IEEE single precision floating point representation of 2.125 Answer _________________________ b) Find the value of the IEEE single precision floating point representation. 1100 0001 1110 0000 0000 0000 0000 0000 Answer _______________
Problem 2 (38 Points): a) Draw the schematic of a full adder using basic gates. a) Determine the entries for the output in the truth table for a 4 to 1 mux. A 3 A 2 A 1 A 0 S 1 S 0 OUT 1 0 1 0 0 1 1 0 1 1 0 1 0 1 0 0 1 1 1 0 1 1 0 0 1 0 0 0 1 0 0 1 0 1 1 1 0 1 1 0 1 0 1 1 0 1 0 0 4 to 1 MUX S 0 A 0 OUT A 1 A 2 A 3 S 1 b) Use a decoder to implement the following logic. F ABC = m(0,2,4), G ABC =AB

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c) Fill in the truth table for a priority encoder with D 1 >D 0 >D 2 >D 3 D 3 D 2 D 1 D 0 A 1 A 0 V
Problem 4 (20 Points): a) Draw a schematic for a D latch using either basic gates or transmission gates.

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Spring 05_Test2 - ECE 2030 Test 2 Spring 2005 This is a...

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