An 8086 interrupt, Computer Engineering

Assignment Help:

An 8086 interrupt can take placedue to the following reasons:

1.  Hardware interrupts caused by some external hardware device.

2.  Software interrupts that can be invoked with the help of INT instruction.

3.  Conditional interrupts that are mainly caused because of some error condition produced in 8086 by the execution of an instruction.

When an interrupt can be serviced by a procedure it is known as the Interrupt Service Routine (ISR). Starting addresses of the interrupt service routines are present in first 1K addresses of the memory. This table is known as the interrupt vector table.


Related Discussions:- An 8086 interrupt

Convert the decimal numbers into hexadecimal, Q Convert the following DECIM...

Q Convert the following DECIMAL numbers into HEXADECIMAL, double check by converting the result HEXADECIMAL to DECIMAL. a)    24 b)   547.56

Interrupt and scanning method of keypad operation, INTERRUPT METHOD - USING...

INTERRUPT METHOD - USING PORTB CHANGE INTERRUPT By using 4 by 4 matrix keypad connected to PORTA and PORTB. The rows are connected to PORTA-Low (RA1-RA4) and the columns are co

Explain definition of fibonacci, Explain definition of fibonacci Where ...

Explain definition of fibonacci Where an input value gives a trivial result, it is returned directly, otherwise the function calls itself, passing a changed version of the inpu

Explain the outsourcing barriers that an organization faces, Explain the ou...

Explain the outsourcing barriers that an organization faces. 1. Critical operations that cannot be outsourced. 2. Negative customer reaction. 3. Employee resistance. 4

Explain the term middleware in context of rpc, Explain the term middleware ...

Explain the term middleware in context of RPC. A variety of commercial tools have been urbanized to assist the programmer in constructing client- server software. These tools a

#computer architecture, explain common bus system with the help of neat dia...

explain common bus system with the help of neat diagram in basic computer.

What is telex, Telex is a (A)  Telephone Service between various subsc...

Telex is a (A)  Telephone Service between various subscribers (B)  Tele printer Service between various subscribers (C)  Television Service between various subscri

What is the need of a hybrid in telephone networks, What is the need of a h...

What is the need of a hybrid in telephone networks? Digital exchanges need receive and transmit signals upon separate two-wire circuits. It calls for two-wire to four-wire con

Write pseudocode, Ask question #Minimum 100 If today is a weekday and it’s ...

Ask question #Minimum 100 If today is a weekday and it’s not a holiday, then you go to work. However, if it’s a weekday and a holiday, then what you do depends on the weather: If i

We cannot use append structures why, If a table that is to be extended cont...

If a table that is to be extended contains a long field, we cannot use append structures why? Long fields in a table must always be located in the last, as the last field of th

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