BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.

Abstract: This paper examines the effectiveness of a novel septic tank monitoring system utilizing Arduino and MQ-2 gas sensors. The primary objective is to enhance safety and improve maintenance ...

The library gives control over up to 16 parallel working PIR devices over I2C. The idea for this library came up in a discussion about how to fully cover an area with PIR sensors without blind spots ...

Abstract: In photovoltaic (PV) systems, early detection of hot spot faults is important for energy efficiency and reliability. In this study, a YOLOv8s based model is proposed for hot spot detection ...