Computer Organisation and Architecture - Vol 2 | 20. Lecture - 21 by Abraham | Learn Smarter
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20. Lecture - 21

The chapter delves into microinstructions and microprograms, highlighting the differences between hardwired control and microprogrammed control units. It emphasizes the flexibility of microprogrammed control, which allows for dynamic generation of control signals through memory, contrasting with the fixed nature of hardwired systems. The unit outlines key objectives, explaining essential concepts such as the sequencing and control signal generation in microprogrammed architectures.

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Sections

  • 20.1

    Computer Organization And Architecture: A Pedagogical Aspect

    This section focuses on microinstructions and microprograms within computer architecture, highlighting the differences between hardwired control and microprogrammed control.

    Learning Practice

  • 20.1.1

    Lecture - 21

    This section discusses microinstructions and microprograms, detailing their function within micro-programmed control units as a flexible alternative to hardwired control systems.

    Learning Practice

  • 20.1.2

    Microinstructions And Microprograms

    Microinstructions and microprograms provide a flexible method for generating control signals in computer architecture, empowering control units beyond hardwired systems.

    Learning Practice

  • 20.2

    Unit Summary

    This section introduces the concepts of microinstructions and microprogramming, focusing on their roles in control circuitry of computers.

    Learning Practice

  • 20.2.1

    Objective Overview

    This section introduces the concepts of microinstructions and microprograms, highlighting the distinctions between hardwired and micro-programmed control units in computer architecture.

    Learning Practice

  • 20.3

    Micro-Programmed Control Units

    Micro-programmed control units generate control signals using a programmable approach, allowing for greater flexibility compared to hardwired control units.

    Learning Practice

  • 20.3.1

    Comparative Analysis Of Control Units

    This section explores the differences between hardwired and micro-programmed control units, focusing on their structure, performance, and flexibility.

    Learning Practice

  • 20.3.2

    Flexibility And Speed

    This section discusses the differences between hardwired control units and micro-programmed control units, focusing on flexibility and speed in generating control signals.

    Learning Practice

  • 20.3.3

    Memory-Based Logic

    This section elaborates on microinstructions and microprograms, focusing on how control signals for computer operations can be generated flexibly using memory-based logic.

    Learning Practice

  • 20.3.4

    Sequencing And Control Signal Generation

    This section explores control signal generation through micro-programmed control units, contrasting it with hardwired control by emphasizing flexibility and programmability.

    Learning Practice

  • 20.3.5

    Micro-Program Memory Architecture

    This section explores the concept of micro-programmed control units, emphasizing their structure and function in generating control signals more flexibly compared to hardwired control units.

    Learning Practice

  • 20.3.6

    Comparison With Hardwired Control

    This section examines the differences between hardwired control units and micro-programmed control units in computer architecture.

    Learning Practice

  • 20.4

    Basic Objectives Of The Unit

    This section outlines the fundamental objectives of the unit, focusing on microinstructions and microprograms in computer organization.

    Learning Practice

  • 20.4.1

    Comprehensive Objective

    This section focuses on the concepts of microinstructions and microprogrammed control units, emphasizing the flexibility and organization of control signal generation within computer architecture.

    Learning Practice

  • 20.4.2

    Analysis Objective

    This section focuses on microinstructions and microprogramming in computer architecture, emphasizing flexibility versus hardwired controls.

    Learning Practice

  • 20.4.3

    Synthesis Objective

    This section covers the concept of micro-programmed control units and how they differentiate from hardwired control units in generating control signals.

    Learning Practice

  • 20.5

    Micro-Program Concept

    This section covers the concept of micro-programming and its components, particularly focusing on generating control signals in a way that allows for flexibility and programmability.

    Learning Practice

  • 20.5.1

    Differences From Macro Instructions

    The section explains the distinctions between micro instructions used in micro-programmed control units and macro instructions in traditional computing.

    Learning Practice

  • 20.5.2

    Instruction Flow

    This section explores microinstructions and microprogrammed control units, emphasizing their flexibility and sequence of control signal generation.

    Learning Practice

  • 20.5.3

    Control Signals In Micro-Programmed Control

    This section explores the generation of control signals in micro-programmed control units, highlighting the flexibility and structure compared to hardwired control.

    Learning Practice

References

21 part a.pdf

Class Notes

Memorization

What we have learnt

  • Microinstructions are essen...
  • Flexibility in control sign...
  • Sequencing control signals ...

Final Test

Revision Tests