Define programmed i/o, Computer Engineering

Define Programmed I/O.

It is the result of input and output instructions written in the computer program. Every data item transfer is initiated by an instruction in the program.

 

Posted Date: 7/27/2013 2:49:21 AM | Location : United States







Related Discussions:- Define programmed i/o, Assignment Help, Ask Question on Define programmed i/o, Get Answer, Expert's Help, Define programmed i/o Discussions

Write discussion on Define programmed i/o
Your posts are moderated
Related Questions
User Compatibility & Appropriateness of Inputs and Outputs User compatibility - this is the degree to which the machine works towards task completion in way that suits the u

Except ions of type error in JAVA are handled by? Except ions of type error in the JAVA are handled through JAVA run time environment.

Define interrupt. An interrupt is any exceptional event that causes a CPUU to temporarily transfer control from its present program to another program , an interrupt handler th

What is error checking? It computes the error correcting code (ECC) value for the data read from the given sector and compares it with the corresponding ECC value read from the

Using Information in Information System Information Systems can be thought of as being useful at three levels:  The detail level where information is used to carry out disc

a. Write down the salient difference among conventional T.V. and High Definition TV (HDTV) and also highlight the various benefits of digital representation for video. b. Video

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

Why IO devices cannot be directly be connected to the system bus? The IO devices cannot be directly linked to the system bus because i.  The data transfer rate of IO device

Q. Interrupt - Driven Input-output? Problem with programmed I/O is that processor has to wait a long time for I/O interface to see whether a device is free or waits until compl

Q. What is Effective Address ? The symbol EA (Effective Address) refers to a physical address in a non-virtual memory environment and refers to a register in a virtual memory a