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Microprocessor

Microprocessor
Using DeMorgan’s Theorem we can convert any AND-OR structure into

NAND-NAND
NOR-NAND
OR-NAND
NAND-NOR

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Microprocessor
In order to complement the lower nibble of accumulator one can use

 XRI 0FH
 ANI 0FH
 CMA
 ORI 0FH

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Microprocessor
The word size of 8085 microprocessor is

 8-bit
 4-bit
 20-bit
 16-bit

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Microprocessor
How many T-states are required for execution of OUT 80H instruction?

 13
 10
 16
 7

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Microprocessor
In 8085 which addressing mode is also called inherent addressing?

Implicit
Immediate
Register
Direct

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Microprocessor
A structure that stores a number of bits taken “together as a unit” is a

Gate
Mux
Decoder
Register

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