Interfacing of keyboards, Computer Engineering

Assignment Help:

Q. Interfacing of keyboards?

The keyboard employs a special Input/output port which is similar to a serial port however doesn't explicitly follow the RS-232 serial port standard.  In place of multiple data and handshaking signals as in RS-232 the keyboard employs just two signals by which it manages a bi-directional interface with its own set of commands. 

Employing its elaborate handshaking mechanism keyboard and PC transmit commands and data to each other.  USB keyboards work in a different way by using USB coding and protocol.

590_Interfacing of keyboards.png


Related Discussions:- Interfacing of keyboards

What can be middle wares role within e-commerce, What can be middle wares r...

What can be middle wares role within e-commerce? By the utilize info Platform Commerce Server a shopping service can take benefit of reaching the end user onto Open TV, SMS, WA

Describe the analytical engine by babbage, THE ANALYTICAL ENGINE BY BABBAGE...

THE ANALYTICAL ENGINE BY BABBAGE: It was general use computing device that could be used for performing any types of mathematical operation automatically. It contains the follo

Explain briefly the generic framework for e-commerce, Explain briefly the g...

Explain briefly the generic framework for e-commerce.  Generic framework of e-commerce contains the Applications of EC   (like as banking, shopping in online stores and malls,

Explain about the term intranet in brief, Explain about the term Intranet i...

Explain about the term Intranet in brief. Intranet: An Intranet is a form of information system which facilitates communication into the organizations in between widely

Id3 algorithm, ID3 algorithm: Further for the calculation for informat...

ID3 algorithm: Further for the calculation for information gain is the most difficult part of this algorithm. Hence ID3 performs a search whereby the search states are decisio

Define object oriented and structured development, How object oriented deve...

How object oriented development is dissimilar from structured development object oriented development is dissimilar from structured development of the system. In the structure

Logic-based expert systems - artificial intelligence, Logic-based Expert Sy...

Logic-based Expert Systems - Artificial intelligence: Expert systems are agents which are programmed to make decisions about real world situations. They are put together by uti

Explain about hyper-threading, Q. Explain about Hyper-threading? Non th...

Q. Explain about Hyper-threading? Non threaded program instructions are executed in a single order at a time until the program completion. Presume a program have four tasks nam

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