Organization and architecture of 8255 ic


Question 1:

Discuss about Memory and Instruction fetch

Question 2:

Sketch the bit pattern of PSW and describe each flags briefly with an example.

Question 3:

Discuss in detail about the various registers in 8085

Question 4:

Illustrate the instruction set of the 8085

Question 5:

Describe the organization and architecture of the 8255 IC with the use of functional block diagram.

Question 6:

Illustrate the different modes of the operation of 8255 and its control word.

Question 7:

Discuss about the Programmable interrupt controller

Question 8:

Illustrate with the use of an example the addressing modes for accessing data in memory.

Question 9:

Write down an alp program to transfer a block of data

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Computer Engineering: Organization and architecture of 8255 ic
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