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

An example subroutine call, Create your own Subprogram that does *not* use ...

Create your own Subprogram that does *not* use any input parameters. You decide the theme. You should give the pseudocode and an example Subroutine call. Be sure to give an overvie

Determine the advantages of bcd adder, Determine the advantages of BCD Adde...

Determine the advantages of BCD Adder Now let us see the arithmetic addition of two decimal digits in the BCD, with a possible carry from previous stage. As each input digit do

Differentiate between protected and real modes of an intel, Differentiate b...

Differentiate between protected and real modes of an Intel microprocessor Operation of Real mode interrupt: When microprocessor completes executing the current instruction, it

Print a prompt, When your shell is waiting for input from the user, it shou...

When your shell is waiting for input from the user, it should first print a prompt. The prompt should consist of the current working directory followed by the _>_ character. Here i

Write the html code to web page to insert an image, Write the HTML code to ...

Write the HTML code to accomplish the web page to insert an image onto a page using good.gif as image and having "welcome" as the ALT text. The HTML code to accomplish the web

Define organizing, Q. Define Organizing? Grouping of related activities...

Q. Define Organizing? Grouping of related activities together, Identification of required activities and forming departments and coordinating various departments with the estab

Define secondary memory, Define secondary memory. This memory holds tho...

Define secondary memory. This memory holds those pages that are not present in main memory. The secondary memory is usually a high speed disk. It is known as the swap evice, an

Show the main drawback of cav disk, Q. Show the main drawback of CAV disk? ...

Q. Show the main drawback of CAV disk? The main drawback of CAV disk is that a lot of storage space is wasted because longer outer tracks are storing data only equal to the sho

Example to show directory in doc, Q. Example to show directory in doc? ...

Q. Example to show directory in doc? Like a file name, the directory name may also have up to eight alpha-numeric characters. The directory name can also have an extension

What is Video Card Interfaces, Q. What is Video Card Interfaces? A video i...

Q. What is Video Card Interfaces? A video interface is the link of video system to rest of the PC. To improve video performance there is required to be an intimate connection betw

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