What is software interrupt, Computer Engineering

Assignment Help:

What is software interrupt? 

 A software interrupt is initiated by implementing an instruction.  Software interrupt is a special call instruction that behaves like an interrupt rather than a subjective call. The most common use of software interrupt is associated with supervision call instruction.  This instruction gives means for switching from a CPU user mode to the supervision mode.  A software interrupt that steers the old CPU state and brings is new PSW that belongs to the supervisor mode

 


Related Discussions:- What is software interrupt

What is e-cash, E-Cash:  E-cash is cash shown by two models. One is the...

E-Cash:  E-cash is cash shown by two models. One is the on-line form of e-cash (introduced by DigiCash) which permits for the completion of all types of internet transactions.

Explain busy hour call attempts in telephone traffic, With reference to tel...

With reference to telephone traffic, explain the terms BHCA. BHCA: The number of call attempts in the busy hour is termed as busy hour call attempts (BHCA) that is an importa

What do you mean by term procedure, What do you mean by term procedure? Dif...

What do you mean by term procedure? Differentiate between far call and near call? PROC: PROC and ENDP directives indicate the start and end of a procedure. These directives for

What are invisible components, They are light weight components that do no ...

They are light weight components that do no painting, but can take space in the GUI. This is mainly used for layout management.

How to build the structure chart, Building the Structure Chart - Proces...

Building the Structure Chart - Processes in the DFD tend to show single module on the structure chart Afferent processes - give inputs to system Central processes -

What are pooled tables, Normal 0 false false false EN-I...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Electrically erasable programmable rom - computer memory, Explain Electrica...

Explain Electrically Erasable Programmable ROM - Computer Memory? The next level of erasability is the EEPROM which able to be erased under software control. This is the most f

Example on passing parameters through stack, Q. Example on Passing Paramete...

Q. Example on Passing Parameters through Stack? PROGRAM: Version 3 DATA_SEG               SEGMENT                         BCD DB 25h; Storage for BCD test value BIN

Colour - elements of composition, Colour The use of colour is consider...

Colour The use of colour is considered by many to be one of the most important areas in composition. Colours can be used in isolation or specific combinations to create partic

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