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problem 1: prepare down the main functions of OBF in 8255 microprocessor.

problem 2: describe the term PPI.

problem 3: prepare about the features and characteristics of DMA?

problem 4: Describe the working of receiver part of USARTof 8259 microprocessor.

problem 5: What is the need of the programmable interval timer?

problem 6: List all the features of 8279 microprocessor.

problem 7: describe the main purpose of address bus and data bus in 8085μp. Which of these buses are bi-directional and describe why?

problem 8: prepare a program for the conversion of binary to BCD and vice-versa.

problem 9: prepare a program to find out the largest number from given block of data stored in the memory location 2000H (get counter from this position) by using instructions of 8085 microprocessor.

problem 10: prepare a Delay program to give 0.5 msec delay to output 1MHz frequency in 8085 or 8086 microprocessor. 

Computer Engineering, Engineering

  • Category:- Computer Engineering
  • Reference No.:- M97165

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