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

Advantages on electronic payment system, Advantages on electronic payment s...

Advantages on electronic payment system It gives good security schemes.  Four necessary security requirements for safe e-payments are Authentication, Encryption, Integrity,

What is verilog, What is Verilog Verilog  language  is  still  rooted  ...

What is Verilog Verilog  language  is  still  rooted  in  it's  native  interpretative  mode.  Compilation  is  a means of speeding up simulation however has not changed the or

What are the differences between struts and units, What are the differences...

What are the differences between struts and units?  A warm up question. Units are static objects that exist from the start of the simulation right up to its end, whereas struts

Multiple instruction and single data stream (misd), Multiple Instruction an...

Multiple Instruction and Single Data stream (MISD) In this association, multiple processing elements are structured under the control of multiple control units. Each control un

What is hit and hit rate , What is hit? A successful access to data in ...

What is hit? A successful access to data in cache memory is known as hit. Normal 0 false false false EN-IN X-NONE X-NONE

Explain the concept behind pre-compositing adobe, Question 1: (a) Expl...

Question 1: (a) Explain the concept behind Pre-Compositing Adobe After Effects. (b) Briefly describe the Wiggler function in Animation help in Adobe After Effects. (c)

Depth - basic characteristics of an experts system, An expert system has d...

An expert system has death that is it operate effectively in a narrow domain containing difficult challenging problems. Thus the rules in an experts systems are necessarily co

Generalization-specialization(DBMS), Design a generalization-specialization...

Design a generalization-specialization hierarchy for a motor vehicle sales company. The company sells motorcyles,passenger cars,vans,and buses.justify your placement of attributes

What is machine.config, What is Machine.config?  Machine configuration ...

What is Machine.config?  Machine configuration file: The machine. config file contains settings that apply to the whole computer.  The machine.config, which can be found in the

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