What are software interrupts?
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What is the width of data bus?
What is address bus, data bus and control bus in microprocessor 8051 ?
Why 8051 is called 8 bit microcontroller?
How do you detect a sequence of "1101" arriving serially from a signal line?
Please give a circuit to divide frequency of clock cycle by two?
What are the data pins of microprocessors?
How can the signals of the 8086 be categorised?
What is an os and what are its functions?
What is the structure of psp?
How subroutine can be called from the main program and how the program returns from the subroutine?
Why is data bus bi-directional?
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Explain xthl, daa, rc instructions.