to sample the Pulse Sensor with consistent and regular timing. The code is setup to read Pulse Sensor signal at 500Hz (every 2mS). The reasoning for this can be found ...

Once we power the bomb, we are asked to set the password and the time we want to give it. Once the password and timer have been set, the bomb will be activated. The time is reduced by 1 second. If the ...

According to health officials, one of the best ways to fight the spread of the coronavirus is hand washing for at least 20 seconds, about the length of a short lullaby. In order to help consumers wash ...

In one of our previous tutorials, we have shown you how you can interface LM35 Temperature Sensor with Arduino because it's cheap, easy to use, and requires minuscule power for stable operation. But ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

Arduino UNO: As you know that Arduino is a microcontroller-based open source electronic prototyping board that can be programmed with an easy-to-use Arduino IDE. The UNO is one of the most popular ...

As we know that not all cars come with parking sensors. If we want to install an external parking sensor, it costs a lot of money. But luckily we can make a low-cost parking sensor by using Arduino.

Electronic systems can help the visually impaired. This innovative project combines an Arduino Nano, a TCS34725 color sensor, and a buzzer to assist users who have trouble seeing colors. How can a ...