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What is the use of the EN1_2 pin?

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What is the use of the EN1_2 pin?

(a) Input

(b) Output

(c) Activation

(d) Power input

The question was asked in an internship interview.

This question is from Motor Driver (L293D) and Motors in division Interfacing of Sensors, Actuators, and Other Modules of Arduino

1 Answer

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The correct answer is (c) Activation

For explanation: The EN1_2 pin is used to enable a part of the IC which controls a segment of the motors connected to it. They accept 5V usually if the module has a 5V rating.

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