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If the 80286 need to use system bus, then the signal that is to be active is

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in Microprocessor by (39.4k points)
If the 80286 need to use system bus, then the signal that is to be active is

(a) SRDY

(b) SRDYEN

(c) ARDYEN

(d) ARDY

I had been asked this question during an interview.

My enquiry is from 80286 Minimum System Configuration,  Interfacing Memory and I/O Devices With 80286 in section 80286-80287-A Microprocessor with Memory Management and Protection of Microprocessor

1 Answer

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by (49.2k points)
The correct answer is (c) ARDYEN

The explanation is: The ARDYEN pin is to be activated if the 80286 is to use the system bus. The SRDYEN pin is to be grounded.

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