What are the features used mode 1 in 8255, Electrical Engineering

Assignment Help:

What are the features used mode 1 in 8255?

Two groups - group A and group B are available for stored data transfer.

1. Each group have one 8-bit data I/O port and one 4-bit control/data port.

2. The 8-bit data port can be either used as input or output port. The inputs and outputs both are latched.

3. Out of 8-bit port C, PC0-PC2 is used to produce control signals for port B and PC3=PC5 are used to produce control signals for port A. The lines PC6, PC7 may be used as independent data lines.

 


Related Discussions:- What are the features used mode 1 in 8255

What is centralized spc, Q. What is centralized SPC? In centralized con...

Q. What is centralized SPC? In centralized control, all control equipment is replaced by a single processor which should be quite powerful. It should be capable of processing 1

Use of computers in power systems, Q. Use of Computers in Power Systems? ...

Q. Use of Computers in Power Systems? The control and stability of any electric power system is indeed extremely important, in particular when a system is expected to maintain

Explain about capital stock, Q. Explain about Capital stock? Capital st...

Q. Explain about Capital stock? Capital stock illustrates the amount of the owners' investment in the corporation.

What is the difference between tdma and fdma, TDMA: Time division multi...

TDMA: Time division multiple access (TDMA) is a channel access method for shared medium (generally radio) networks. It permits several users to share the similar frequency chan

Find the speed of the motor, Q. A 10-kW, 230-V shunt generator, with an arm...

Q. A 10-kW, 230-V shunt generator, with an armature-circuit resistance of 0.1  and a field- circuit resistance of 230 , delivers full load at rated voltage and 1000 r/min. If the

#title.ec 1., draw the gain frequency response of an RC coupled circuit? di...

draw the gain frequency response of an RC coupled circuit? discuss fall in gain at very low and very high frequencies?

How is segmentation implemented in typical microprocessors, How is segmenta...

How is segmentation implemented in typical microprocessors? The first advantage is as memory segmentation has is that only 16 bit registers are needed both to store segment bas

Electronics, why inductive load is use in electronics circuit?

why inductive load is use in electronics circuit?

Explain the construction and working of calomel electrode , 1.  Explain the...

1.  Explain the construction and working of Calomel electrode 2.  Derive an expression for the electrode potential of a glass electrode. 3.  What are ion selective electrodes

Matrix, create a matrix of 5x6. with identical columns and rows ranging fro...

create a matrix of 5x6. with identical columns and rows ranging from 200 to 1000 in equal increments

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