This Arduino sketch is a plant monitoring system that combines light sensing (via an LDR) and movement detection (via a tilt sensor SW-520D). It notifies if the plant doesn’t get enough light or if ...

K30 CO2 sensor module I2C Library This is an Arduino Library for K30 CO2 NDIR module from Senseair. The sensor module is connected to Arduino using I2C. The sensor module is powered by an external ...

Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper leverages the ...

To overcome this limitation, emerging sensors offer in-pixel processing capabilities to encode the incident irradiance. Among the most promising encoding schemes is modulo wrapping, which results in a ...

Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.