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What is the use of the Vcc2 pin?

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What is the use of the Vcc2 pin?

(a) Input

(b) Output

(c) Activation

(d) Power input

I have been asked this question in semester exam.

The query is from Motor Driver (L293D) and Motors topic in section Interfacing of Sensors, Actuators, and Other Modules of Arduino

1 Answer

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The correct answer is (d) Power input

Explanation: The Vcc2 pin is used to input a high amount of voltage and is not internally used by the IC. It is there to power the motors attached to it. This way the same IC can be used for controlling higher powered motors.

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