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

Digital frequency meter, Q. Explain digital frequency meter. or E...

Q. Explain digital frequency meter. or Explain principle of digital frequency meter and discuss utility of time base selector with suitable diagrams. Sol. Digital Fr

Explain current-to-voltage amplifier, Q. Explain Current-to-Voltage Amplifi...

Q. Explain Current-to-Voltage Amplifier? The basic circuit is shown in Figure, which is similar to that of an inverting amplifier. The - input is connected directly to a curren

What do you mean by pinch off voltage, Q. What do you mean by Pinch off vol...

Q. What do you mean by Pinch off voltage? As the voltage Vds is increased from 0 to a few volts, the drain current will increase as  determined by Ohm's law and the plot of Id

Calculate the value in ohms of the rotor resistance, The synchronous speed ...

The synchronous speed of a wound-rotor induction motor is 900 r/min. Under a blocked-rotor condition, the input power to the motor is 45 kW at 193.6 A. The stator resistance per ph

Analogue electric assignment, i have assignment about wien bridge oscillato...

i have assignment about wien bridge oscillator i need help to how to degsin the circuit using ltpsic

Explain the nor gates - microprocessor, Explain the NOR GATES - Microproces...

Explain the NOR GATES - Microprocessor The NOR GATE is an OR gate with the output inverted. Consequently the outputs of a NOR gate would have the opposite states as the outputs o

Illustrate inverting operational amplifier, (a) Give the characteristics of...

(a) Give the characteristics of ideal OP-Amp? (b) Illustrate inverting operational amplifier with feedback. get the expression for voltage gain with feedback? Write short not

Evaluate phase difference between voltage and current, Evaluate Phase diffe...

Evaluate Phase difference between voltage and current: An inductive coil of reactance 15.7 Ω and resistance 32 Ω is connected in series with a capacitor of reactance 79.5 Ω. T

Minimized circuit not -or and gate, 1.  Given S(D1) = !Q1 X + !Q1 Q0 + Q1 !...

1.  Given S(D1) = !Q1 X + !Q1 Q0 + Q1 !Q0 !X                                                        and       S(D0) = !Q1 !Q0 !X + Q0 X + Q1 !Q0 !X       A.  DRAW A MINIMI

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