A processor is fetching instructions at the rateof 1 MIPS. A DMA module is used to transfercharacters to RAM from a device transmitting at9600 bps. How much time will the processor beslowed down due to DMA activity?

Answered: 9600 bps. How much time will the…

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9600 bps. How much time will the processor be slowed down due to DMA activity?

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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Concept explainers

Embedded Software Development

Using specific programming languages (like C and C++) to write code for a specific hardware device in which it runs is called embedded software development. It makes the device smart by performing actions based on user's input which improves the user experience. They are designed to perform function-specific tasks rather than doing multiple tasks like computers. The embedded system is incredibly intuitive. An embedded software system could be a system developed and organized on any device, apart from an old-fashioned computer. It is the brain of a specific device; however, it is a solely useless tool and simple to elucidate what software system is embedded.

Question

A processor is fetching instructions at the rate
of 1 MIPS. A DMA module is used to transfer
characters to RAM from a device transmitting at
9600 bps. How much time will the processor be
slowed down due to DMA activity?

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