thw_mod4_no3

# thw_mod4_no3 - Fall 2011 2[10 pts A “new” type of...

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ECE 270 Introduction to Digital System Design Fall 2011 TakeHomaWork for Module 4 – Due October 19 1. [10 pts] Given the timing diagram, below, for a state machine that has one input (EN) and two state variables (Q1 and Q0), derive a state transition diagram (note that there is one unused state ). CLK Q1 Q0 EN 00 Q1 Q0 10 EN 01 11 Name: __________________________________________ Class No: __ __ __ __ - __ Signature: ______________________________________ Score: _______ / 30 Your Class No. is the last four digits of your PUID followed by the first character of your last name.

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ECE 270 Introduction to Digital System Design
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Unformatted text preview: Fall 2011 2. [10 pts] A “new” type of flip-flop, the BU (“Boiler Up”), is described by the following PS-NS table. Derive its next state equation and excitation table. Q* = _________________________________________________________ 3. [10 pts] Write the next state equations realized by the following circuit and draw a state transition diagram. B U Q Q* 0 0 0 0 0 0 1 1 0 1 0 0 0 1 1 0 1 0 0 1 1 0 1 1 1 1 0 1 1 1 1 0 Q Q* B U 0 0 0 1 1 0 1 1 Excitation table: Next state equations: X* = _______________________ Y* = _______________________ 00 X Y 10 A 01 11...
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## This note was uploaded on 02/12/2012 for the course ECE 270 taught by Professor Staff during the Spring '08 term at Purdue.

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thw_mod4_no3 - Fall 2011 2[10 pts A “new” type of...

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