Why do we need dma, Computer Engineering

Assignment Help:

Why do we need DMA?

DMA is used to transfer the block of data directly among an external device and the main memory without the continuous intervention by the processor. 

 


Related Discussions:- Why do we need dma

Word puzzle, You are required to make a class of WordPuzzle, which is basic...

You are required to make a class of WordPuzzle, which is basically a game of finding words inside a 2d-array of characters. The class needs to take rows and columns as arguments an

Write a verilog code for synchronous and asynchronous reset, Write a Verilo...

Write a Verilog code for synchronous and asynchronous reset? Synchronous  reset, synchronous means clock dependent so reset must not be present in sensitivity disk eg: alway

Define usb, Define USB. The Universal Serial Bus(USB) is an industry st...

Define USB. The Universal Serial Bus(USB) is an industry standard developed to give two speed of operation known as low-speed and full-speed. They provide simple, low cost and

Difference between write back and write through cache, What is Difference b...

What is Difference between write back and write through cache? A caching method wherein modifications to data into the cache aren't copied to the cache source till absolutely n

Explain about the links and association, Links and Association Links a...

Links and Association Links and associations are the basic means used for establishing relationships among objects and classes of the system. In the next subsection we will di

Tcp connection , a) What command do you use to file all active and availabl...

a) What command do you use to file all active and available sockets? These should also contain UNIX domain sockets, which are primarily used for local connections.   b) What sta

What is compact disk recordable, Q. What is Compact Disk Recordable? To...

Q. What is Compact Disk Recordable? To accommodate applications in which just one or a small number of copies of a set data is required write-once read-many CD called as CD Rec

With respect to security which is the better .net or j2ee, With respect to...

With respect to security, which one is the better choice?.Net or J2EE? Explain? As per majority programmers .NET is the best one which have one vendor compare to, the ease of

Input-output techniques, After going through details of device interfaces n...

After going through details of device interfaces next point to be discussed is how the interface can be used to support I/O from devices. Binary information received from an extern

What are the methods for handling deadlocks, What are the methods for handl...

What are the methods for handling deadlocks?  The deadlock problem can be dealt with in one of the three ways:  a. Use a protocol to prevent or avoid deadlocks, make sure th

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