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

Concurrently read exclusively write, Q. Concurrently read exclusively write...

Q. Concurrently read exclusively write? It's one of the models based on PRAM. In this model, processors access the memory location simultaneously for reading whereas exclusivel

Explain bitwise operator, Bitwise Operators Like  other  operators  bit...

Bitwise Operators Like  other  operators  bitwise  operators  have  rules  of  precedence  and  associativity  that determine how expressions involved them are evaluated.

States the term ip addresses, States the term IP addresses? IP address ...

States the term IP addresses? IP address considers to the name of a computer onto a network, as the Internet. a. An Identifier for a device or computer onto a TCP/IP network

Hard and soft real time systems, Q. Hard and Soft Real Time Systems? ...

Q. Hard and Soft Real Time Systems? Hard Real Time Systems that guarantee critical tasks are completed on time. Soft Real Time Systems that are less restrictive type o

What is the purpose of putchar function, What is the purpose of putchar fun...

What is the purpose of putchar function Putchar writes one character to the standard output file, stdout. Syntax #include int putchar(int c); The putchar macro wr

What is organizational structure, What is Organizational Structure? A b...

What is Organizational Structure? A business organization may be structured in many dissimilar ways, depending upon the environment within which it handles.  There is always

Determine about the logical shift, Logical shift A logical shift operat...

Logical shift A logical shift operation transfers 0 through serial input. We apply symbols shl and shr for logical shift left and shift right microoperations, examples:. R1

How aliases are used in DNS, How aliases are used in DNS? Explain. CNAM...

How aliases are used in DNS? Explain. CNAME entries are analogous to a symbolic link in a file system- the entry gives an alias for other DNS entry. Corporation of expertsmind

Generic techniques developed - artificial intelligence, Generic Techniques ...

Generic Techniques Developed: In the pursuit of solutions to various problems in the above categories, various individual fundamental techniques have sprung up which have been

Register organisation, The number and nature of registers is a major factor...

The number and nature of registers is a major factor which distinguishes among computers. For illustration, Intel Pentium has about 32 registers. A number of these registers are sp

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