DIY Weather Station with Bluetooth

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https://www.electronics-lab.com/diy-weather-station-with-bluetooth/

by Matej Blagšič @ instructables.com: Recently I attended a course in our University of Electrical Engineering and we were making ourselves a small weather station. It included learning about soldering, sensors and arduino. It was super fun making it with little kids and other high school kids my age. I will show you how you can […]

ESP8266 + Attiny85 + DHT22 Temperature/Humidity Logger

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https://www.electronics-lab.com/esp8266-attiny85-dht22-temperaturehumidity-logger/

by guibom @ github.com: Basic ESP8266 + Attiny85 + DHT22 Temperature and Humidity logger. I’ve made this to experiment a bit with the ESP8266 wifi module, and hopefully make a remote sensor that posts the data to my server. I wrote the code to work with both an atmega328 and a attiny85. The mcu sleeps in between […]

DHT22 Humidity datalogger

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https://www.electronics-lab.com/dht22-humidity-datalogger/

by luckyresistor.me: There is a large cellar where I could store unused items and documents, but the catch is the humidity there. It is a root cellar near a small brook and the humidity varies between 75% up to 90%. Archived material should never be exposed to humidity greater than 65%, therefore I have to isolate […]