Computer Organisation and Architecture - Vol 2 | 10. Basic Architecture for a Single Unit Bus by Abraham | Learn Smarter
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10. Basic Architecture for a Single Unit Bus

The chapter explores the architecture of a single unit bus system within a CPU, detailing how data flows between registers, the ALU, and memory using control signals. It emphasizes the importance of synchronization and control units in managing data transfers and preventing contention on the bus. Furthermore, it illustrates the significance of read and write signals for effective communication between the CPU components and memory.

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Sections

  • 10.1

    Basic Architecture For A Single Unit Bus

    This section discusses the basic architecture of a single unit bus in a CPU, focusing on control signals, memory management, and register operations.

  • 10.1.1

    Internal Cpu Bus

    The internal CPU bus is essential for communication between the CPU, memory, and I/O devices, facilitated by control signals.

  • 10.1.2

    Control Bus And Memory Interaction

    This section explores the role of the control bus in facilitating communication between the CPU and memory or I/O devices.

  • 10.2

    Registers And Control Signals

    This section covers the function of registers and control signals within a CPU's architecture, particularly focusing on the operation of the control bus.

  • 10.2.1

    Reading And Writing From Registers

    This section explains the operation of reading from and writing to registers within a CPU using a bus system.

  • 10.2.2

    Alu Operations

    This section provides an overview of ALU operations, detailing the role of control signals in CPU communication with registers and memory.

  • 10.3

    Timing Sequence Of Instructions

    This section outlines the timing sequence of instructions in a CPU, emphasizing the role of the control bus and the importance of properly managing input and output operations to avoid data contention.

  • 10.3.1

    Instruction Execution Steps

    This section explains how instructions are executed in a CPU, detailing the roles of buses, registers, and control signals in processing input and output operations.

  • 10.3.2

    Control Signals During Execution

    This section explains the role of control signals in managing the execution of instructions within a CPU, particularly focusing on bus architecture.

  • 10.4

    Microinstructions

    This section explores the role of microinstructions in the CPU's control flow, focusing on how components interact via control signals and internal buses.

  • 10.4.1

    Loading Values Into Registers

    This section discusses the process of loading values into CPU registers via control signals and the architecture of a single-bus CPU.

  • 10.4.2

    Interfacing With Memory

    This section covers the fundamental principles of memory interfacing within a single bus architecture, highlighting how control signals manage data transfer between the CPU, memory, and I/O devices.

  • 10.5

    Handling Memory Addresses

    This section outlines the steps involved in accessing memory data within a CPU architecture, specifically focusing on the role of control signals and buses.

  • 10.5.1

    Steps For Accessing Memory Data

    This section outlines the steps involved in accessing memory data within a CPU architecture, specifically focusing on the role of control signals and buses.

  • 10.5.2

    Signaling Read Operations

    This section explains how signals are used to manage read operations in a CPU's internal bus architecture.

  • 10.6

    Final Thoughts On Single Bus Architecture

    This section discusses the critical elements of a single bus architecture, focusing specifically on the role of the control bus and internal CPU interactions.

Class Notes

Memorization

What we have learnt

  • The architecture of a singl...
  • Effective control signals a...
  • Data is transferred within ...

Final Test

Revision Tests