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

Define system space, Define system space.  Management routines are part...

Define system space.  Management routines are part of the operating system of the computer. It is suitable to assemble the OS routines into a virtual address space.

Explain in detail about first generation electronic computer, First Generat...

First Generation Electronic Computers (1937-1953) Three machines have been promoted at different times as first electronic computers. These machines used electronic switches

Design a circuit which computes the square of a number, Design a circuit wh...

Design a circuit which computes the square of a number? This should not make use of any multiplier circuits. This should use Multiplexers and some other logic as: 1^2=0+1=1

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

What is meant by branch instruction, What is meant by branch instruction? ...

What is meant by branch instruction? A branch instruction is an instruction which changes the contents of the PC with the branch target address. This address is usually get by

Mention the two subsystem relationship, Mention the two subsystem relations...

Mention the two subsystem relationship. The relationship among two subsystems can be: Client-server Peer-peer

Differentiate between $display and $strobe, Differentiate between $display ...

Differentiate between $display and $strobe These commands have similar syntax, and display text on screen during simulation. $display and $strobe display once every time they a

Write an applet that display the directory holding html file, Write an appl...

Write an applet that display the directory holding the HTML file that started the applet and the directory from which, applet class file was loaded. An applet is here given bel

Cutoff search - artificial intelligence, Cutoff Search : To require a ...

Cutoff Search : To require a mini and max search in a game on stage situation is, in which all we have is just do that programme our agent to look at the intact that search tr

Define handshaking, Define Handshaking. Handshaking is a method commonl...

Define Handshaking. Handshaking is a method commonly used to accompany ever data item being transfer with the control signal that show the presence of data in the bus. The unit

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