sensor

Hi, Now i'm working on a IoT project that required to detect number of wild birds go through a window. Currently, i'm thinking about two possible ways to overcome this problem: Video Camera pair with machine learning for the identification of birds Using Laser beam to detect bird pass through...

Introduction This example will demonstrate how to report the temperature and humidity data collected by the DHT11 sensor to the MQTT service in the cloud through the MQTT protocol and the NodeMCU based on ESP8266 , and show how the application subscribes to and processes the data. The reason why...