ESP8266 sketch to collect temp, humidity, air pressure with BME280 and send via MQTT to EasyIoT Cloud. and added display information function to small OLED via ssd1306 IIC interface. I've developed ...
This project is based on an ESP8266 module salvaged from a damaged WiFi outlet: WFG-1 (OBI Germany): It containes an OW8266 based MCU module which I have used to build a battery operated BME280 reader ...
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