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Microprocessor

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

 10
 16
 13
 7

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Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 65536
 285
 256
 512

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations

 0FFF H and 0FFE H
 0FFE H and 0FFF H
 1000 H and 0FFF H
 1000 H and 1001 H

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Microprocessor
A microprocessor with a 12-bit address bus will be able to access

 10 K bytes
 8 K bytes
 1 K bytes
 4 K bytes

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Microprocessor
Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller?

 SRAM, EPROM & PORTS
 SRAM & USART
 EPROM & PORTS
 EPROM, USART & PORTS

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Microprocessor
Which of the following pair of gates can form a latch?

A pair of cross coupled NAND
A cross coupled NAND/OR
A pair of cross coupled OR
A pair of cross copled AND

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