1. Latch Practice Problems 1
Practice Timing Diagrams
©Paul Godin
Created September 2007
Last edit Sept 2009

2. Exercise 1: Determine the output states
If S = 1 and R = 0, Q = ____, Q’= ____
If S = 1 and R = 1, Q = ____, Q’= ____

3. Exercise 2: Determine the output states
If S = 1 and R = 0, Q = ____, Q’= ____
If S = 0 and R = 0, Q = ____, Q’= ____

4. Exercise 3: Complete the Truth TablesQ S R Q S R Q Q’
Mode
Reset
Invalid
Hold
Set S R Q Q’
Mode
Hold 1

5. Exercise 4: Complete the Timing DiagramQ S R Q Q

6. Exercise 5: Complete the Timing DiagramQ S R Q Q

7. Exercise 6: Complete the Truth TableQ En En S R Q Q’
Mode 1
Hold
Reset
Set
Disabled

8. Exercise 7: Complete the Timing DiagramQ En En D Q Q

9. Exercise 8: Complete the Timing DiagramQ En En D Q Q
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