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Microprocessor

Microprocessor
The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is

 320ns
 1280ns
 640ns
 960ns

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Microprocessor
In an intel 8085A, which is the first machine cycle of an instruction?

 An op-code fetch cycle
 A memory read cycle
 An I/O read cycle
 A memory write cycle

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Microprocessor
Which one of the following microprocessor is not an 8-bit microprocessor

 68000
 Z-80
 8085
 6502

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Microprocessor
In 8085 microprocessor, in response to RST 7.5 interrupts the execution is transferred to memory location

 0000H
 0034H
 003CH
 002CH

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Microprocessor
Identify the non-maskable interrupt from the following

 RST 7.5
 RST 5.5
 RST 6.5
 RST 4.5

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Microprocessor
The characteristics of RESET OUT signal is/are

 this signal can be used to reset other devices.
 all.
 the signal is synchronized to the processor clock.
 indicates that µp is being reset.

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