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During power down to save battery, the supply voltage can be reduced to a value of

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+1 vote
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in Microprocessor by (39.4k points)
During power down to save battery, the supply voltage can be reduced to a value of

(a) 4 volts

(b) 2 volts

(c) 8 volts

(d) 1 volt

I have been asked this question in semester exam.

Question is taken from Power Control Register in portion Microcontroller 8051 of Microprocessor

1 Answer

0 votes
by (49.2k points)
The correct choice is (b) 2 volts

The best I can explain: The supply voltage can be reduced to a value of around 2 volts, during power down to save battery.

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asked Sep 25, 2022 in Microprocessor by Antonio (39.4k points)
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