13&14

步骤 1，state diagram 2，state table,列出下一个状态

3,Secondary Assignment 4，根据secondary assignment画出transition，根据 | 0--》1 | 表示I， | |------------|-------------| | 1--》0 | | 5，画Excitation Equations image1 6，circuit

1. Construct a State Diagram.

2. Convert State Diagram to a State/Output Table.

3. Eliminate Redundant States, if any, giving a Reduced State Table.

4. Make Appropriate Secondary State Assignment.

5. Derive Transition Table.

6. Derive Generic Circuit Excitation Table.

7. Choose Flip-Flop Type and Derive Excitation Equations from rules.

8. Derive Output Equations using Reduced State Table and Secondary

Assignments.

9. Construct Circuit Schematic.

一，- Design a Synchronous Modulo-4 Counter

1，state diagram image2

2，state table,列出下一个状态 image3

3,Secondary Assignment image4

4，根据secondary assignment画出transition，根据 | 0--》1 | 表示I， | |--------|-----------------------------------------------------------------------------------------------------------------------| | 1--》0 | image5 |

image6 5，画Excitation Equations image7 1 6，circuit image8

Design a Modulo-5 Synchronous Counter 5个状态，用3个flipflop是八个状态，多出来的指向原始状态

1，state diagram image9

2，state table,列出下一个状态 image10

3,Secondary Assignment image11

4，根据secondary assignment画出transition image12

5，画Excitation Equations image13

6，circuit image14

二、 image15

1，state diagram image16

2，state table,列出下一个状态 image17

3,Secondary Assignment image18

4，根据secondary assignment画出transition， image19

5，画Excitation Equations image20

6，circuit image21

三、Design a 3-bit Right Shift Register image22

1，state diagram image23

2，state table,列出下一个状态

3,Secondary Assignment image24

4，根据secondary assignment画出transition， image25

5，画Excitation Equations image26

6，circuit image27