Category: Blog

In this Project we will explain how to detect when a door or window has been opened and, how to notify a user via push notification. Such a system might notify an owner when someone enters his home. The objective of this post is to present a simple circuit to detect the opening of a […]

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In this Project we will explain how to setup the MQTT protocol on ESP8266 and show in an example how communication between ESP8266 and a MQTT broker works . The objective of this post is to explain how to connect the ESP8266 to a MQTT broker. If you are not familiar with the protocol, you […]

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The ESP8266 and ESP32 have both a fully implemented TCP/IP stack and are capable of sending request and handling responses from a server using the HTTP protocol. In this project we will demonstrate how to send data to a server and request data from a server using the ESP8266 as a client and printing the […]

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In this Project we will establish a Websocket connection between multiple ESP8266 and a local Node.JS server. The Node.JS server will be running on a PC, laptop or a on Raspberry Pi, while we use C/C++ code on the Arduino IDE for the ESP8266. Multiple clients (browser, ESP8266) can connect to this Node.Js Websocket server […]

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