What is 8255?
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What is PSW?
What is physical address?
How to control and timing circuitry of the 8085.
Define the functions of the dx register.
What does the out instruction do, define its format?
Explain in steps what happens when an interrupt occurs?
How subroutine can be called from the main program and how the program returns from the subroutine?
Which interrupt has the highest priority?
Describe the instruction register of 8085?
How clock signal is generated in 8086?
Explain the pointers and index group of registers
Define bit, byte and word.