Explain an interrupt?
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Signal voltage ranges for a logic high and for a logic low in RS-232C standard are
Describe the non-vectored interrupt process?
Explain the functions of the two dma signals hold and hlda?
Define psp?
How can you increase ports of a microprocessor?
Can 8259 be interfaced with 8085 via the trap pin?
Explain dma?
State the order of interrupts priority wise (lower to higher)?
What is the need for port?
can microcontroller work indepandently
Which interrupts are generally used for critical events?
What are the control signals used by the 8085?