What is an interrupt service routine?
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Explain the addresses which are bit addressable?
How many i/o ports are present in the 8086?
What is the maximum internal clock frequency of 8086?
what are the differences between isolated i/o and memory mapped i/o
How can you increase ports of a microprocessor?
Why the lower byte address bus(a0-a7) and data bus (d0-d7) are multiplexed?
Can port 0 be used as input output port?
How many bit microprocessor is the 8086 microprocessor?
What are hardware interrupts?
In 8085, power and frequency can be checked by connecting the wire with which pins?
Explain dma?
Does alu have any storage facility?