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

Form factor, why voltages are in multiple in 11

why voltages are in multiple in 11

Calculate the magnitude of fault current, Figure shows an isolated three-ph...

Figure shows an isolated three-phase load supplied from a 33 kV/11 kV substation via a 30 km long three-phase 11 kV overhead line. The overhead line has the following series parame

Calculate voltage and current phasors on a phasor diagram, Calculate Voltag...

Calculate Voltage and Current Phasors on a Phasor Diagram A synchronous motor is operated at rated load and unity power factor. The field current is increased by 20%. Show the

Measure phase angle by using an oscilloscope, 1. Introduction : ...

1. Introduction : Theory:  Phase angle is defined as the number of degrees separating two sine waves of the same frequency. The Phase shift is defined as any change t

Sonic harassment, Sir I would like to find a sensor that can detect beams ...

Sir I would like to find a sensor that can detect beams from the phasor painfield generator and the sonic devasator (devices of this nature). These sonic devices emit a high pres

Define the term paging unit, Define the term Paging Unit. Paging Unit:...

Define the term Paging Unit. Paging Unit: The paging mechanism functions along with 4K - byte memory pages or along with a new extension obtainable to the Pentium with 4M byt

Briefly explain the principle and operation of strain gauges, Question: ...

Question: (a) With the help of a clearly labeled diagram explain the functioning of a basic thermocouple. (b) Briefly explain the principle and operation of strain gauges

Explain the third group of 32 ascii character, Explain the Third Group of 3...

Explain the Third Group of 32 ASCII Character? The third group of 32 ASCII characters is set aside for the upper case alphabetic characters. The ASCII codes for the characters

Determine thevinin and norton equivalent circuit, Design and simulate by us...

Design and simulate by using multisim software a series voltage regulator to supply 1A to a load at a constant voltage of 9V. The supply voltage to regulator is 15V±10%. The minimu

Find the output voltage in terms of the input voltage, Q. Find the output v...

Q. Find the output voltage in terms of the input voltage? In order to illustrate the insensitivity of feedback circuits to variations of the op-amp parameters, let us consider

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