Explain mdr and mar, Computer Engineering

Assignment Help:

Explain MDR and MAR.

The data and address lines of the external memory bus linked to the internal processor bus by the memory data register, MDR and the memory address register, MAR, respectively. Register MDR has two inputs and two outputs. Data might be loaded into MDR either from the memory bus or from the internal processor bus the data kept in MDR may be placed on either bus. The input of MAR is linked to the internal bus and its output is linked to the external bus.

 


Related Discussions:- Explain mdr and mar

What is the meaning of proper programming, What is the meaning of Proper pr...

What is the meaning of Proper programming Proper programming of the ports of the company's Web server through detection of IP addresses could be an excellent strategy or solut

Convenience of environments -artificial intelligence , Convenience of Envir...

Convenience of Environments -artificial intelligence: In some cases, some aspects of an environment which should be taken into account in decisions about actions may be unavai

Describe the size and speed of scanners, Q. Describe the Size and Speed of ...

Q. Describe the Size and Speed of Scanners? Before actual scanning, a quick, low resolution scan known as pre-scan is made to preview the image and select scanning area. After

4bit counter using JK flip flop and unique sequence, Need to build a 4bit J...

Need to build a 4bit JK flip flop counter with a unique patter. 6 4 2 5 3 1 F C B A

Define various classes of interrupts, Q. Define Various classes of Interrup...

Q. Define Various classes of Interrupts? Figure below gives list of some common interrupts and events which causes occurrence of those interrupts. Figure: Various clas

What is modem?, A device, usually linked to a serial port of a computer, th...

A device, usually linked to a serial port of a computer, that transfer data over regular phone lines. Modem stands modulator demodulator; it changes a digital stream of data into s

Design of structure chart, Design of structure chart - Standard qualit...

Design of structure chart - Standard quality structure charts result in programs that are modular, reusable and simple to execute. - Measures include: Cohesion

Send a report to the printer, How to send a report to the printer instead o...

How to send a report to the printer instead of displaying it on the screen? We can send a report to the printer instead of displaying it on the screen.  To do this, use the key

ASP.NET, I have developed a web application in .net & if the web applicati...

I have developed a web application in .net & if the web application is idle for some time & after that if we perform some action on that web page then it doesn''t respond. Can you

Explain policies for process scheduling, Explain any three policies for pro...

Explain any three policies for process scheduling that uses resource consumption information. All three policies for process scheduling are explained below in brief: 1. Fi

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