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The timer generates an interrupt, if the count value reaches to

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in Microprocessor by (39.4k points)
The timer generates an interrupt, if the count value reaches to

(a) 00FFH

(b) FF00H

(c) 0FFFH

(d) FFFFH

I got this question in a national level competition.

The question is from Interrupt and Stack of 8051 topic in chapter Microcontroller 8051 of Microprocessor

1 Answer

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by (49.2k points)
Right answer is (d) FFFFH

For explanation: The timer is an up-counter and generates an interrupt when the count has reached FFFFH.

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