PPT Slide

7 – Sequential Logic Examples

© 1996 Gaetano Borriello

Digital combination lock (new logic)

50

P-Terms Fan-in Fan-out Type Name (attributes)

--------- ------ ------- ---- -----------------

2/6 6 1 Pin out.REG

1/1 1 1 Pin out.C

1/1 1 1 Pin out.SR

1/1 1 1 Node mux1.SP

1/5 5 1 Node mux1.REG

1/1 1 1 Node mux1.C

2/6 6 1 Node mux2.REG

1/1 1 1 Node mux2.C

1/1 1 1 Node mux2.SR

2/6 6 1 Node mux3.REG

1/1 1 1 Node mux3.C

1/1 1 1 Node mux3.SR

1/2 2 1 Node equal

3/8 6 1 Node code1

3/8 6 1 Node code2

3/8 6 1 Node code3

3/8 6 1 Node code4

4/4 4 1 Node equal1

4/4 4 1 Node equal2

=========

36/73 Best P-Term Total: 36

Total Pins: 20

Total Nodes: 10

Average P-Term/Output: 2

• ABEL output

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