Explain direct memory access, Computer Engineering

Assignment Help:

Explain Direct Memory Access.

A modest enhances in hardware enables an IO device to transfer a block of information to or from memory without CPU intervention. This task needs the IO device to generate memory addresses and transfer data by the bus using interface controllers.

 


Related Discussions:- Explain direct memory access

What are the concerns for growth of e-commerce in india, What are the conce...

What are the concerns for growth of e-commerce in India? Government as Facilitator for the growth of e-commerce has taken following steps: a. Promotion of competitive dataco

How is it possible to make a module counter using n flipflop, How is it pos...

How is it possible to make a module 2 n counter using N-flipflops?  Name the two types of such counters. Ans: Module 2 n counter counts total 2 n distinguishable states w

Symbolic reasoning, An expert system also represents knowledge symbolica...

An expert system also represents knowledge symbolically as sets of symbols that stand for problem concepts. In AI jargon symbol is a string of characters that stands for

What do you mean by loader, Q. What do you mean by Loader? Loader is a ...

Q. What do you mean by Loader? Loader is a program that assigns absolute addresses to program. These addresses are produced by adding the address from where program is loaded i

The max number of calling modes stacked at one time is, The max number of ...

The max number of calling modes stacked at one time is? NINE

Define class np, Define class NP. Problems that can be solved in polyn...

Define class NP. Problems that can be solved in polynomial time by a nondeterministic TM. Contains all problems   in P and some problems possibly outside P.

Determine the input and output devices, I/O devices need to be matched up t...

I/O devices need to be matched up to computer application. -  Computer-aided design (graph plotters, large screens, etc.) -  Virtual reality (data gloves, data goggles, etc.)

Address - operand data types, Q. Address - operand data types? A...

Q. Address - operand data types? Addresses : Operands residing in memory are specified by their memory address while operands residing in registers are specified by a re

Logical database structure, It is not essential to maintain the Parent-Chil...

It is not essential to maintain the Parent-Child relationship among the tables in Logical Database Structure. False. One has to handle the Parent-Child relationship.

Electrochemistry and batteries, differentiate between concentration cells a...

differentiate between concentration cells and electrolytic cells with suitable examples?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd