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Microprocessor

Microprocessor
The number of hardware interrupts present in 8085 microprocessor are

 10
 5
 16
 8

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Microprocessor
Inintel 8085A microprocessor ALE signal is made high to

 To disable data bus
 To latch data D0-D7 from data bus
 To achieve all the functions listed above
 Enable the data bus to be used as low order address bus

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Microprocessor
Identify the programmable interval timer from the following

 8252
 8275
 8279
 8253

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Microprocessor
In 8085 name/names of the 16 bit registers is/are

 stack pointer.
 none of these.
 both A and B.
 program counter.

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Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 INTR
 TRAP
 RST 7
 RST 5.5

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Microprocessor
Total number of modes the 8253 can work

 8
 4
 12
 6

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