What is the bhe signal? Explain its significance?
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Give examples for maskable interrupts?
Please give a circuit to divide frequency of clock cycle by two?
What is the immediate addressing mode?
What are the conditions under which the eu enter into the wait mode?
Which line will be activated when an output device require attention from CPU?
Explain the functions of the two dma signals hold and hlda?
What’s a microprocessor?
What is 8051 microcontroller ?
How the register in the 8086 are grouped together?
How clock signal is generated in 8086? What is the maximum internal clock frequency of 8086?
Why address bus is unidirectional and data bus is bidirectional?
Why stack is used in program?