May 2014
Intermediate to advanced
888 pages
23h 16m
English
book
The x86 Microprocessors: 8086 to Pentium, Multicores, Atom and the 8051 Microcontroller, 2nd Edition
by Lyla B. Das
Content preview from The x86 Microprocessors: 8086 to Pentium, Multicores, Atom and the 8051 Microcontroller, 2nd Edition
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1
The Architecture of 8086
In this chapter, you will learn
- The internal architecture of the 8086.
- The registers of 8086 and their specific functions.
- The operation of the flags of 8086.
- The memory segmentation technique used by the x86 family.
- How to perform memory address calculations.
- The different addressing modes of 8086.
Introduction
We will start our learning of the x86 family of microprocessors by understanding the architecture of the 8086 on which is based the architecture of the whole family. The 8086 is a processor catering to 16-bit data (D0 to D15) and having a 20-bit address (A0 to A19).
1.1 | Internal Block Diagram of the 8086
The 8086 processor is a 16-bit processor internally as well as externally—which means that its ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.