If you would prefer to make your own and learn a little more about Arduino programming ... mower project involves several key components, including an Arduino microcontroller, ultrasonic sensors ...

With a standard old HC-SR04 ultrasonic sensor, an audio module ... As simple as this project may sound like for anyone who has a bunch of these little Arduino-compatible modules lying around ...

Inside [Klaus]’ device is an Arduino Uno, an HC-SR04 ultrasonic distance sensor, and an Adafruit Wave Shield. Originally, this parking/distance sensor used a small TFT to display the distance to ...

Who fan Andy Grove set out to build one, smartly combining the Raspberry Pi and Arduino: I have used an Arduino Uno to monitor two ultrasonic ... sensor stick entered the picture. The quadcopter ...