Q1. From the Behavioral simulation result, what is the output value for each combination of the inputs
(draw the truth table)? Is it correct when compared to the Boolean equation derived from Figure 1
(Schematic Editor Window)?
ECE261 Project 1: Using
Xilinx for Digital Simulation Report
Prof. Fusun Ozguner (Instructor)
Boangoat Jarupan (Teaching Assistant)
The Ohio State University
Dept. of Electrical Engineering
1. What is the result of the 6+1 addition, in binary?
2. How long did it take, from the time that the inputs changed, until the outputs were stable
and gave the correct final result?
Time at which input changed=20ns
Time at which outputs were stab
(Closed book, closed notes. You are allowed 2 single-sided sheets of notes. Show
your Work and write the answer in the space provided)
Perform the following arithmetic operations: (24 prs.)
(a) 43+ (-22) an
ECE 261 Wi. 2011
EXAM 2 SOLUTIONS
(Closed book. You are allowed 2 single-sided sheets of notes. Show your work and write the answer in the space provided) 1. You are to use an 8-bit signed 2s complement representation and arithmetic in this problem.