The newer "unified" sensor libraries don't work with the ESP8266 yet, but the older ones work well. This sensorboard posts the data to a prometheus gateway for easy graphing and alerting. The code to ...

Say, you’re starting your electronics journey with a few projects in mind. You have an ESP8266 board like the Wemos D1, a Li-Ion battery, you want to build a small battery-powered sensor that… ...

Introduced back in June, the IKEA VINDRIKTNING is a $12 USD sensor that uses colored LEDs to indicate the relative air quality in your home depending on how many particles it sucks up. Looking to i… ...

A simple DHT11 Sensor Server using the ESP8266 NodeMCU - GitHub - tendai98/DHT11Server: A simple DHT11 Sensor Server using the ESP8266 NodeMCU. Skip to content. Navigation Menu Toggle navigation. Sign ...

This project has blend in the power of ESP8266, PIR sensor and ISD1820 Voice module. At the end of this article you would have built a fully functional Security system which can be Armed/Disarmed ...

In this paper, the design and realization of a network of weather sensors is presented, which aims at measuring temperature, humidity and air quality by using DHT11 and MQ135 sensors. The ...

Ikea VINDRIKTNING PM2.5 air quality sensor functionality can be augmented with an ESP8266 WiFi board or module, and open-source firmware adding MQTT, or the popular Tasmosta firmware for more features ...

This ESP8266 based IoT smart Jar allows us to keep track of the stocks, and it is easily accessible from using the internet. The Jar includes an ultrasonic sensor at the top of it and uses the ...