What type of interrupts are used for critical events and why?
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Why the lower byte address bus(a0-a7) and data bus (d0-d7) are multiplexed?
How subroutine can be called from the main program and how the program returns from the subroutine?
After the following has been executed MOV BL, 8C MOV AL, 7E ADD AL, BL; what will be the contents of register AL?
What is 8255?
What are the boons and banes of having more general purpose registers in a microprocessor.
Tell the addresses which are bit addressable?
State the total number of pins in the 8085 microprocessor?
What is the function of reset out signal.
What is tri-state logic?
Where the data is transferred in a DMA write operation?
What is the difference between 8085 microprocessor and a 8086 microprocessor?
How can interrupts be classified in the 8086?