Why is the data bus in most microprocessors bidirectional, Computer Engineering

Assignment Help:

Why is the data bus in most microprocessors bidirectional while the address bus is unidirectional?

 Data Bus:  These lines are used to send data to memory by output ports and to receive data from memory by input ports. Thus, data bus lines are bi-directional.

 Address Bus:  On these lines the CPU send out the address of the memory location or I/O port that is to be written to or read from. Here, the communiation is one-way, the address is send from CPU to memory and I/O port and as these lines are unidirectional.

 


Related Discussions:- Why is the data bus in most microprocessors bidirectional

Self knowledge - characteristics of an experts system, An experts system ...

An experts system has knowledge that lets it reason about its own operations plus a structure that simplifies this reasoning process. For example if an expert system

Disadvantages of address translation, Disadvantages of Address translation:...

Disadvantages of Address translation: Disadvantages are following: A program that is too large to be held in a part needs some special design, that called overlay

What is the difference among save and save as, Use SAVE when you are revisi...

Use SAVE when you are revising an existing document. Use SAVE AS when you are making a new document from scratch or an existing document. This will remain the original document

Skip to line line number, The "SKIP TO LINE line number" is dependent on wh...

The "SKIP TO LINE line number" is dependent on which statement included in the report statement of the program. The "SKIP TO LINE line number" is dependent on "LINE-COUNT" stat

What are the layers of data description in r/3, What are the layers of data...

What are the layers of data description in R/3? There layesr are there:- The external layer. The ABAP/4 layer. The database layer.

Rdbms, what is physical data structure in internals of rdbms?

what is physical data structure in internals of rdbms?

What is mini computer, Q. What is Mini computer? The term minicomputer ...

Q. What is Mini computer? The term minicomputer introduced in 1960's when it was realized that numerous computing tasks don't need an expensive modern mainframe computers howev

Define the fundamentals of computer system, Define the Fundamentals of comp...

Define the Fundamentals of computer system A computer processes digital information. In order to do that it runs (executes) a machine language program. As an illustration, when

System for an online furniture shop, As an XML expert you are needed to mod...

As an XML expert you are needed to model a system for an online furniture shop. After an interview with the shop manager you have the certain information: The detail of th

Illustrate the ftp commands, Q. Illustrate the FTP commands? FTP includ...

Q. Illustrate the FTP commands? FTP includes many commands however only few are used to retrieve a file. A user is required to understand the three basic commands to connect to

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