Does it make sense to define I/O subsystems that use a combination of memory mapping and command
Question:
Does it make sense to define I/O subsystems that use a combination of memory mapping and command driven communication? Explain your answer.
Communicating with I/O devices is achieved using combinations of polling, interrupt handling, memory mapping, and special I/O commands. Answer the questions about communicating with I/O subsystems for the following applications using combinations of these techniques.
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Yes it makes sense to define IO subsystems that use a combination of memory mapping and command driven communication Memory mapping allows the CPU to directly access the memory of the IO device elimin...View the full answer
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Related Book For 
Computer Organization And Design The Hardware Software Interface
ISBN: 9780123747501
4th Revised Edition
Authors: David A. Patterson, John L. Hennessy
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