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

Explain about the mini computers, Explain about the MINI COMPUTER Minic...

Explain about the MINI COMPUTER Minicomputers are much smaller in size than mainframe computers and they are also less expensive.  The cost of these computers can differ from a

Determine the nand gate, Find out the two inputs when the NAND gate output ...

Find out the two inputs when the NAND gate output will be low. Ans. The output of NAND gate will be low if the two inputs are 11. The Truth Table of NAND gate is shown

Best method between linear and matrix addressing modes, Which of the best m...

Which of the best method between linear addressing and matrix addressing modes ? Ans: Best Method: Matrix Addressing is the suitable method, since this configuration on

Two ways of converting a two input nand gate to an inverter, 1)      Short ...

1)      Short both I/Ps of NAND gate & use the gate as an inverter. 2)      Connect any one of the two I/Ps to VCC & use the remaining I/P & use the gate as an inverter.

What are the types of smart cards utilized in e-commerce, What are the type...

What are the types of smart cards utilized in e-commerce? Usually, there are two types of smart cards as: Memory smart cards, that can be viewed by minuscule removable read

Instruction-execution cycle, Problem (a) Using a labelled diagram of ...

Problem (a) Using a labelled diagram of an Instruction-Execution cycle, describe how a CPU executes single machine instructions by referring to the five main operations.

What are the different scheduling policies in linux, What are the different...

What are the different scheduling policies in Linux The Linux scheduler has three different scheduling policies: one for 'normal'Processes, and two for 'real time' processes

Explain shift register with diagram and waveform, Q. Explain Shift register...

Q. Explain Shift register with diagram and waveform.   Q. Write a short note on Decoder.

Define the state and instance of properties of object, Define the state and...

Define the state and instance of properties of object A state encompasses all properties of object along with values of each of these properties. An instance is a concr

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