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While performing read operation, one must take care that much current should not be

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While performing read operation, one must take care that much current should not be

(a) sourced from data lines

(b) sinked from data lines

(c) sourced or sinked from data lines

(d) sinked from address lines

I have been asked this question in a job interview.

This intriguing question comes from Interfacing I/O Ports in portion Basic Peripherals and their Interfacing with 8086/88 of Microprocessor

1 Answer

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by (49.2k points)
The correct option is (c) sourced or sinked from data lines

For explanation: More current should not be sourced or sinked from data lines while reading to avoid loading.

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