These pins are responsible for connecting the battery input to the Vin pin of the Arduino. If this connection is missing, the Arduino UNO will not be powered. Now that we have completed the circuit ...

To minimize that, I came up with an idea to cover the IR sensor’s LED using black tape by leaving ... This line defines “SENSOR_1_PIN” as pin 2 and “SENSOR_2_PIN” as pin 3 on the Arduino board, where ...

With the best LED face masks now repping technology like near-infrared light and acne-fighting blue light, the skincare industry only seems to be gaining momentum. Many of us like to think we’ve ...

Whether it's to unlock your smartphone, access your online banking or get cash out of the ATM, a four-digit PIN is often there to keep your secrets and your money safe. It’s an important little ...