Digital Electronics - Vol 2 | 13. Microprocessors - Part C by Abraham | Learn Smarter
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13. Microprocessors - Part C

Microprocessors have evolved from simple 8-bit designs to complex 32-bit and 64-bit architectures, enhancing speed, memory addressability, and data handling capabilities. This chapter outlines various notable microprocessors, including the 16-bit Intel 8086, the multi-user compatible 80286, and the innovative 80386, alongside providing insights into Motorola's MC68000 series. The evolution reflects advancements in semiconductor technology, leading to a rich set of instructions and architectures robust enough to support modern computing demands.

Sections

  • 13.10

    16-Bit Microprocessors

    This section explores the advancements in microprocessor technology, focusing on the features, architecture, and capabilities of popular 16-bit microprocessors, particularly the Intel 8086 and Motorola MC68000.

    Learning Practice

  • 13.10.1

    8086 Microprocessor

    The 8086 microprocessor, a 16-bit processor developed by Intel, marked a pivotal advancement in microprocessor design, featuring significant capabilities and architecture that set it apart from its predecessors.

    Learning Practice

  • 13.10.1.1

    8086 Registers

    This section covers the various registers of the 8086 microprocessor, including segment and general-purpose registers.

    Learning Practice

  • 13.10.1.2

    Addressing Modes

    This section discusses the various addressing modes of the 8086 microprocessor, providing insight into how data is accessed and managed within the system.

    Learning Practice

  • 13.10.1.3

    Internal Architecture And Pin-Out Configuration

    The section details the internal architecture and pin-out configuration of the 8086 microprocessor, focusing on its Bus Interface Unit (BIU) and Execution Unit (EU).

    Learning Practice

  • 13.10.1.4

    Instruction Set

    The instruction set of the 8086 microprocessor includes various operations crucial for data manipulation.

    Learning Practice

  • 13.10.2

    80186 Microprocessor

    The Intel 80186 microprocessor integrates the functionality of the 8086 and additional units in a single chip, with a maximum operating frequency of 10MHz and features such as a programmable interrupt controller and DMA channels.

    Learning Practice

  • 13.10.3

    80286 Microprocessor

    The 80286 microprocessor is a significant advancement of the 8086, designed for multitasking and enhanced memory management capabilities.

    Learning Practice

  • 13.10.4

    Mc68000 Microprocessor

    The MC68000 microprocessor is Motorola's first 16-bit and 32-bit processor, featuring a 32-bit architecture with a 16-bit ALU and a linear addressing space.

    Learning Practice

  • 13.10.4.1

    68000 Registers

    The MC68000 microprocessor employs a unique architecture featuring various registers including data, address, and status registers for efficient processing.

    Learning Practice

  • 13.10.4.2

    Instruction Set

    This section discusses the instruction set of the 68000 microprocessor, highlighting its various operations.

    Learning Practice

  • 13.10.4.3

    Addressing Modes

    This section covers the various addressing modes supported by the MC68000 microprocessor, emphasizing their significance in data management and instruction execution.

    Learning Practice

  • 13.11

    32-Bit Microprocessors

    This section explores the architecture, features, and instruction sets of popular 32-bit microprocessors, focusing on Intel's 80386 and Motorola's 68020 and 68030.

    Learning Practice

  • 13.11.1

    80386 Microprocessor

    The 80386 microprocessor is a powerful 32-bit processor that supports multitasking and multiple operating modes.

    Learning Practice

  • 13.11.1.1

    80386 Dx Registers

    This section details the 80386 microprocessor's DX registers, their types, functions, and significance within the architecture.

    Learning Practice

  • 13.11.1.2

    Instruction Set

    The section discusses the instruction set and features of various microprocessors, focusing specifically on the 16-bit architecture.

    Learning Practice

  • 13.11.1.3

    Addressing Modes

    This section discusses the various addressing modes used in the 8086 microprocessor, highlighting their significance in data access and instruction execution.

    Learning Practice

  • 13.11.2

    Mc68020 Microprocessor

    The MC68020 microprocessor is a 32-bit processor from Motorola that maintains compatibility with the MC68000, enhancing performance and capabilities.

    Learning Practice

  • 13.11.2.1

    68020 Registers

    The MC68020 microprocessor features a variety of registers that enhance its performance and compatibility.

    Learning Practice

  • 13.11.2.2

    Addressing Modes

    This section discusses the various addressing modes used in the MC68020 microprocessor, highlighting the flexibility and capabilities of the architecture.

    Learning Practice

  • 13.11.3

    Mc68030 Microprocessor

    The MC68030 is a second-generation 32-bit virtual-memory microprocessor that integrates advanced features for improved performance and efficiency.

    Learning Practice

  • 13.11.4

    80486 Microprocessor

    The 80486 microprocessor, developed by Intel, builds on its predecessors with significant performance enhancements and integrated features.

    Learning Practice

  • 13.11.4.1

    80486dx Operating Modes

    The 80486 microprocessor operates in three main modes: protected mode, real address mode, and virtual 8086 mode, each allowing different levels of access to its architecture and instruction sets.

    Learning Practice

  • 13.11.5

    Powerpc Risc Microprocessors

    The PowerPC RISC microprocessors are high-performance processors designed collaboratively by Motorola, IBM, and Apple, used in various applications from PCs to embedded systems.

    Learning Practice

  • 13.12

    Pentium Series Of Microprocessors

    The Pentium series, developed by Intel, significantly advanced CPU technology with enhanced features for personal computers.

    Learning Practice

  • 13.12.1

    Salient Features

    This section outlines the advanced features of the Pentium series of microprocessors, highlighting the technological improvements over previous generations.

    Learning Practice

References

chapter 13 part C.pdf

Class Notes

Memorization

What we have learnt

  • Microprocessors have advanc...
  • The 8086 microprocessor has...
  • Different microprocessors f...

Final Test

Revision Tests