What is the use of status command, Computer Engineering

Assignment Help:

What is the use of status command, data output command, and data input command.

A status command is used to test a variety of status conditions in the interface and the peripheral.

A data output command causes the interface to respond by transfer data from the bus into one of its registers.

A data input command is opposite of data output. In this case interface takes a item of data from the peripheral and places it in its buffer register.


Related Discussions:- What is the use of status command

Why is segmented paging important, Why is segmented paging important (as co...

Why is segmented paging important (as compared to a paging system)? Paging can be super-imposed upon a segment oriented addressing mechanism to acquire efficient use of the mem

Explain the propagation delay characteristics for digital ic, Explain the ...

Explain the Propagation Delay characteristics for digital IC's. Ans: Propagation Delay: - The speed of a digital IC operation is given in terms of propagation delay ti

Subscript and an index in a table definition, What is the difference betwee...

What is the difference between a subscript and an index in a table definition? Ans) A subscript is a working storage data definition item, typically a PIC (999) where a value mu

Types of classification-classification of parallel computers, Types Of Clas...

Types Of Classification The following classification of parallel computers have been recognized: 1)      Categorization based on the data streams and instruction 2)

What is the purpose of zero (z) flag and carry (c) flag, What is the purpos...

What is the purpose of zero (z) flag and carry (c) flag? Carry flag holds the carry after addition or the borrow after subtraction. Carry flag also indicates error conditions,

Determine about the radio frequency, Determine about the Radio Frequency (R...

Determine about the Radio Frequency (RFID)  This method includes using small electronic devices containing an Identification microchip and antenna; they work in a similar way

Expression for boolean function in standard POSform, Write the expression f...

Write the expression for Boolean function for F (A, B, C) = ∑m (1,4,5,6,7) in standard POS form.                                   Ans: f (A,B,C )= ΣM (1,4,5,6,7) in standard POS

Differentiate concurrent and parallel executions, Differentiate concurrent ...

Differentiate concurrent and parallel executions ? The words "parallel "and "concurrent" are often used interchangeably, however they are different. Parallel execution is connec

Explain opening files for reading only in c, Opening Files for Reading Only...

Opening Files for Reading Only     : A data file is a file that you can open and read its contents visually - for example, C source files, .dat files, HTML etc - anything that look

Write Your Message!

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