Temperature in Leonberg. It is an PIC32MX measuring temperature and pressure with a BMP085. Data logging is done with an ESP8266 interfacing it over the usart interface with AT commands.
Anlage A1: pH-Wert, Füllstand und Temperatur von Zulauf, Ablauf und Teich
nodeMCU ESP8266 DS18B20 sending temperature and millis data
Reading DHT22 through Raspberry Pi Zero W connected to a 20x4 LCD