Page 188 - DCAP108_DIGITAL_CIRCUITS_AND_LOGIC_DESIGNS

Avinash Bhagat, Lovely Professional University Unit 11: Registers and Counters

Unit 11: Registers and Counters Notes

CONTENTS
Objectives
Introduction
11.1 Shift Registers
11.1.1 Serial-In/Serial-Out Shift Registers
11.1.2 Serial-In/Parallel-Out Shift Registers
11.1.3 Parallel-In/Serial-Out Shift Registers
11.1.5 Parallel-In/Parallel-Out Shift Registers
11.1.6 Bidirectional Shift Registers
11.2 Ripple Counter
11.3 Synchronous Counters
11.3.1 4-bit Synchronous Binary Up-Counter
11.3.2 Binary Down Counters
11.3.3 Binary Up/Down Counters
11.3.4 MOD-N/Divide-by-N Counters
11.3.5 Binary Coded Decimal (BCD) Counters
11.3.6 Ring Counters
11.3.7 Johnson/Twisted-Ring Counters
11.3.8 Loadable/Presettable Counters
11.4 Memory Decoding

11.4.1 Partial Address Decoding
11.4.2 Full Address Decoding
11.4.3 Block Address Decoding
11.5 Semiconductor Memories
11.5.1 Types of Semiconductor Memory
11.5.2 Semiconductor Memory Technologies
11.6 Summary
11.7 Keywords
11.8 Review Questions
11.9 Further Readings

Objectives

After studying this unit, you will be able to:
• Explain the shift registers
• Discuss the ripple counter
• Discuss the synchronous counters

LOVELY PROFESSIONAL UNIVERSITY 183