One Arduino get the datas from two SolarMax MT-Serie converter. Pmax=32KW DC.
Análise dos níveis de ruído ambiente na Escola da Boa Água, situada na Quinta do Conde-Sesimbra, Portugal
ESP8266 with sensors: BMP180 Barometric Pressure // Si7021 Temperature and Humidity // VEML6070 UV Sensor // TSL46315 Visible Light Sensor // TSL2591 Light Sensor
It's a simple project with Arduino UNO useful to remotely control a light with the ESP8266 WiFi module
Read BME280 with Arduino, serial communication w ESP8266 upload Temp,hum, pressure
plot inside/ outside temperature, humidity and barometric pressure using arduino/ bmp180 / dht22, location nr berlin intervall 1h
Fuel oil level (gallons) for boiler using esp8266 and cheap ultrasonic distance sensor. Woodstove temperatures using TCs and ESP8266.
Arduino Pro Mini (3.3 V, 8 MHz) measuring outside temperature and humidity using a DHT21. Powered by 3 AA eneloops using (only) the on-board voltage regulator. Battery voltage is measured by internal ADC. Wifi connected by esp8266