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Each port line of a port can individually sink a current of upto

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in Microprocessor by (39.4k points)
Each port line of a port can individually sink a current of upto

(a) 2 mA

(b) 8 mA

(c) 5 mA

(d) 1 mA

The question was asked in a job interview.

This key question is from Interfacing With 8051 Ports -1 in section Microcontroller 8051 of Microprocessor

1 Answer

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by (49.2k points)
Right option is (b) 8 mA

The best I can explain: Each port line of a port can individually sink a current of upto 8 mA.

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