What is program-controlled i/o, Computer Engineering

Assignment Help:

What is program-controlled I/O?

In program controlled I/O the processor repeatedly checks a status flags to achieve the needed synchronization among the processor and an input and output device.

 


Related Discussions:- What is program-controlled i/o

Weighted-average under perpetual inventory procedure, Q. Weighted-average u...

Q. Weighted-average under perpetual inventory procedure? Weighted-average under perpetual inventory procedure in perpetual inventory procedure firms calculate a new weighted-av

Double negation, Double Negation : All parents are forever correcting ...

Double Negation : All parents are forever correcting their children for the find of double negatives,  there we have to be very alert with them in natural language like: "He d

What is verilog function, What is Verilog function - A function is una...

What is Verilog function - A function is unable to enable a task however functions can enable other functions. - A function would carry out its required duty in zero simula

Explain gray code, Explain Gray Code Ans. Gray Code 1.  Extreme...

Explain Gray Code Ans. Gray Code 1.  Extremely useful code. Also termed as reflected code. 2.  All gray code is different from the preceding and succeeding codes thr

What are prefetch instructions, What are prefetch instructions? Prefetc...

What are prefetch instructions? Prefetch instructions are those instructions which can be inserted into a program either by the programmer or by the compiler.

Write truth table of combinational circuit, A combinational circuit has 3 i...

A combinational circuit has 3 inputs A, B, C and output F.  F is true for following input combinations A is False, B is True A is False, C is True A, B, C are

Write a short note on pointer declaration, Write a short note on pointer de...

Write a short note on pointer declaration A simple variable in a program is stored in a certain number of bytes at a particular memory location, or address, in the machine. Poi

Uneven load distribution in parallel computers, Q. Uneven Load Distribution...

Q. Uneven Load Distribution in parallel computers? In parallel computers the problem is split in sub-problems in addition is assigned for computation to several processors howe

Determine less propagation delay in synchronous-ripple ckt, You have two co...

You have two counters counting up to 16, built through negedge DFF, First circuit is synchronous and second is "ripple" as cascading, which circuit has a less propagation delay? Wh

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