Discuss the control words of ic8259, Electrical Engineering

Assignment Help:

Discuss the control words (ICWS) of IC8259.

The Intel 8259 is a single chip programmable interrupt controller. It is compatible with 8086, 8088 and 8085 microprocessor. It is a 28 -pin DIP I.C package and uses N-MOS technology.

8259 Control Word Initialization:

# CS

A0

Initialization

0

0

ICW1

0

1

ICW2, ICW3 and ICW4

1

x

Notaddressed

 

1579_8259 Control Word Initialization.png

470_Control Word Initialization.png


Related Discussions:- Discuss the control words of ic8259

Write explanatory notes on 8284 clock generator, Write explanatory notes on...

Write explanatory notes on 8284 Clock generator. The 8284 is an ancillary element to the microprocessors. Without this clock generator, a few additional circuits are needed to

Write a control word for counter, Q. Write a control word for counter 1 of...

Q. Write a control word for counter 1 of 8253 / 8254 that selects following options:  load least significant byte only, mode 5 of operation and binary counting. Then write an inst

What is the colour of the light emitted from the led, Question: a) Des...

Question: a) Describe five advantages of LED lighting over conventional incandescent lighting. b) State two impairments that reduces the radiant flux of a surface-emitting

Explain working of shaded-pole motors, Q. Explain working of Shaded-pole mo...

Q. Explain working of Shaded-pole motors? Shaded-pole motors: The least expensive of the fractional-horsepower motors, generally rated up to 1 / 20 hp, they have salient stator

What is ringtopology, Q. What is RingTopology? In ring topology, all us...

Q. What is RingTopology? In ring topology, all user nodes are connected with physical path acting as links of a chain and last user node is connected back to the first node. A

Simulink help, I want simulink model for carrier based pwm method

I want simulink model for carrier based pwm method

Data transmission in bus topology, Q. Data transmission in Bus Topology ? ...

Q. Data transmission in Bus Topology ? Bus Topology:This topology shares a single path or link way among all users. This common single path way is called bus. In this topology,

Basic principles of electrical engineering, What is ideal and real sources?...

What is ideal and real sources? Source conversion? Nodal voltage method for d.c circuit?

Astable multivibrator circuit, how does this circuit work and what are th e...

how does this circuit work and what are th electrical components in it do?

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