For high-speed VO devices, Direct Memory Access is utized to lessen the workload on the CPU. What is the relationship between the CPU and the device for data transmission coordination? How does the CPU know when memory operations are finished?

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter4: Processor Technology And Architecture
Section: Chapter Questions
Problem 2PE: If a microprocessor has a cycle time of 0.5 nanoseconds, what’s the processor clock rate? If the...
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For high-speed VO devices, Direct Memory Access is utilized to lessen the
workload on the CPU.
What is the relationship between the CPU and the device for data
transmission coordination?
How does the CPU know when memory operations are finished?
Transcribed Image Text:For high-speed VO devices, Direct Memory Access is utilized to lessen the workload on the CPU. What is the relationship between the CPU and the device for data transmission coordination? How does the CPU know when memory operations are finished?
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