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SYEN 3330 Digital Systems

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This chapter explores the fundamental principles of digital systems design, focusing on hierarchical design methodologies, reusable functions, and the analysis procedures for logical circuits. It compares top-down and bottom-up approaches, delves into truth tables, and examines a case study involving a code converter. Readers will learn how to analyze network configurations and apply design techniques to optimize circuits effectively. The chapter concludes with practical examples illustrating the implementation of BCD to Excess-3 conversion, including key minimized equations.

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SYEN 3330 Digital Systems

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  1. SYEN 3330Digital Systems Chapter 3 SYEN 3330 Digital Systems

  2. Design Hierarchy SYEN 3330 Digital Systems

  3. Hierarchical Design SYEN 3330 Digital Systems

  4. Reusable Functions and Design SYEN 3330 Digital Systems

  5. Top-Down verses Bottom Up SYEN 3330 Digital Systems

  6. Analysis Procedure SYEN 3330 Digital Systems

  7. A F T1 B' C D' B T2 E' Analyze the network below SYEN 3330 Digital Systems

  8. A F T1 B' C D' T3 B T2 E' A F T1 B' C T4 D' T3 B T2 E' Analysis (Continued) T3=D’+T2 T4=T1T3 F = A+T4 SYEN 3330 Digital Systems

  9. A F T1 B' C T4 D' T3 B T2 E' Analysis (Continued) SYEN 3330 Digital Systems

  10. B A D C F2 F1 F0 w x z y Analyze the Code Converter SYEN 3330 Digital Systems

  11. Code Converter (Cont.) SYEN 3330 Digital Systems

  12. Truth Tables from Diagrams SYEN 3330 Digital Systems

  13. Code Converter Truth Table SYEN 3330 Digital Systems

  14. Truth Table Fill-In SYEN 3330 Digital Systems

  15. Finish Up Entries SYEN 3330 Digital Systems

  16. What Does the Circuit Do? SYEN 3330 Digital Systems

  17. Final Note (and warning) SYEN 3330 Digital Systems

  18. Logic Design: Functional Blocks SYEN 3330 Digital Systems

  19. Review Combinatorial Logic SYEN 3330 Digital Systems

  20. Design Procedure SYEN 3330 Digital Systems

  21. Code Converter Design SYEN 3330 Digital Systems

  22. Example: BCD to Excess 3 Note: All BCD codes greater than "9" can be assigned "Don't Cares" in the K-Map. Such BCD codes are never possible. SYEN 3330 Digital Systems

  23. Example (Cont.): BCD to Excess 3 Minimized Equations: z = D ' y=CD + C 'D ' (exnor) x=B 'C + B 'D + BC 'D ' w = A + BC + BD SYEN 3330 Digital Systems

  24. BCD to Excess 3 Implementation SYEN 3330 Digital Systems

  25. BCD to Excess 3 SYEN 3330 Digital Systems

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