What are the functions of RIM, SIM, IN?

Answer Posted / ramdas gore

IN istruction is used to read data from a port and store it
into accumulator.

IN PORT_ADDR

e.g. if a PPI say 8155 is configured to act port A as in
put and port address is 81h assumed, then to read port A as

IN 81H

MOV D, A ;MOVE THE READ DATA IN REG D

Is This Answer Correct ?    11 Yes 9 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are the different flags included in the alu?

666


Explain why do you use two ground pins in microprocessor 8086?

629


Explain with an example how parameters can be passed using registers.

610


Explain all the addressing modes of the 8085 with the help of examples.

619


List some analog modulation techniques.

651






Which is the tool used to connect the user and the computer?

719


What is the difference between harvard architecture and von neumann architecture?

609


Which bit of the flag register is set when output overflows to the sign bit?

750


In how many ways computer soft wares are categorized?

577


What is the significance of the control unit in the 8085?

603


Where can we find the sample assembly language programs?

605


What is the maximum clock frequency used by the 8085 microprocessor?

660


Why address bus is unidirectional and data bus is bidirectional?

726


Classify interrupts on the basis of signals. State their differences.

663


Can 8259 be interfaced with 8085 via the trap pin?

580