One of the main difference between isolated I/O mapping and memory mapped 1/0? Isolated I/O is faster then memory O mapped because it is used special inc

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Microprocessor 8086
One of the main difference between
isolated I/O mapping and memory
mapped I/O?
Isolated I/O is faster then memory
O mapped because it is used special
instruction
Skip
The address space dedicated to Isolated
1/0 devices is a part of the memory.
Isolated I/O is slower then memory
mapped because it is used memory
instruction
Isolated I/O can transfer data between the
ports and any register in memory
Transcribed Image Text:One of the main difference between isolated I/O mapping and memory mapped I/O? Isolated I/O is faster then memory O mapped because it is used special instruction Skip The address space dedicated to Isolated 1/0 devices is a part of the memory. Isolated I/O is slower then memory mapped because it is used memory instruction Isolated I/O can transfer data between the ports and any register in memory
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