For this, just wire up the hardware (arduino+keypad) as described earlier. Although the code is an entry-level one, it includes a secret key option that will need to be entered on the keypad. The ...

Powered by an Arduino Uno, this laser tripwire alarm ... you need to press the star (*) button on the keypad before inputting your four-digit code. As you type the passcode, the buzzer's tone ...

But that project only showed you how to interface the Arduino ... keypad — [Doug] went the extra mile and interfaced directly with the control board for more features. He’s using an Arduino ...

Most of us are familiar with the Arduino ... Uno. First of all, it has a USB type-C port, which is definitely a bonus. Secondly, it’s simpler: No USB-UART (which also means no USB programming ...

you can make the LEDs blink Morse Code. Now that you've seen how to blink your Arduino's LED, we'll use one final, slightly more complex example: we'll use a third-party UNO breakout board and an ...

By making Arduino ... coding and electronics. The Official Arduino Starter Kit is ideal for STEM learning or for adult hobbyists or professionals interested in these areas. It features the latest ...