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Microprocessor

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

 INTR
 RST 5.5
 RST 7
 TRAP

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Microprocessor
RST0 - RST7 are the __________ in 8085.

 logical interrupts
 software interrupts
 conditional interrupts
 hardware interrupts

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Microprocessor
After RESET 8255 will be in

 unchanged condition
 mode 2
 mode 0; all ports are output
 mode 0; all ports are input

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Microprocessor
For a memory with a 16-bit address space, the addressability is

8 bits
Cannot be determined
16 bits
2^16 bits

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Microprocessor
The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is

 twice the desired frequency
None of these
 equal to the desired frequency
 four times the desired frequency

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Microprocessor
Total number of modes the 8253 can work

 12
 8
 6
 4

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