An Arduino Uno photo interrupter sensor detects interruptions in a light beam to sense the presence or absence of an object. It's used in applications like object detection, counting, and automation.

What do you need to build an Arduino Speed Sensor Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, and it is also very simple ...

In this review of the Maker Uno RP2040 board with the Arduino IDE we could blink LEDs, control RGB LED lights, press the user button to turn on one LED or make the buzzer output some melody, control a ...

Posted in Arduino Hacks, Tool Hacks Tagged Arduino Uno, thermal camera, thermal imaging ← Hackaday Podcast Episode 249: Data By Laser And Parachute, Bluetooth Hacks, Google’s Gotta Google ...

The Uno Rev3, is a great beginner board as it's included in many starter kits. It's also complemented with a host of online resources that even without the official Projects Book from Arduino, you ...

An Arduino Uno photo interrupter sensor detects interruptions in a light beam to sense the presence or absence of an object. It's used in applications like object detection, counting, and automation.