In this video, I'm making a carbon monoxide monitor for my home using an MQ7 carbon monoxide sensor, a DHT11 temperature and humidity sensor, and a NodeMCU microcontroller board. This sensor is ...

Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...

Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor module. Given the power of microcontrollers these days, it was only a matter ...

Abstract: Prolonged moisture exposure due to incontinence in infants and elderly individuals often leads to discomfort, skin irritation, and serious health issues such as diaper dermatitis and urinary ...

Raspberry Pi launched a follow-up to its Camera Module 3 with the Camera Module 3 Sensor Assembly. Now, Raspberry Pi users can put the camera sensors into their own custom form factors. The move ...

1 Laboratory of Computer Science Engineering and Automation, Higher Normal School of Technical Education of Douala, University of Douala, Douala, Cameroon. 2 Laboratory of Computer Engineering, Data ...

The high-sensitivity image sensor modules are versatile. Imaging applications include real- time non-destructive inspection techniques such as food screening, plastic sorting, semiconductor inspection ...

Why and how indoor air quality is an increasingly important metric. Details of the seven parameters assessed by this all-in-one module. The need for a fan to ensure consistent airflow. Quantitative ...

Arduino ESP32 projects for IoT applications: Web server, environmental monitoring, device control with DHT11 sensors, and 433 MHz RF.ng, soil moisture detection, and light-sensitive activa The project ...

Renesas Electronics has introduced the RRH62000, a compact multi-sensor module for indoor air quality monitoring. It integrates particle detection, VOC, and gas sensing with an onboard Renesas MCU for ...