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The WiFiManager library allows you to easily manage the Wi-Fi connection in your ESP32 projects. The WiFiManager library for ESP32 is under development. It ...
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The ESP01 is an ESP8266 module installed on a miniature development board that has four expansion slots (GPIO). The difference between the versions lies in the ...
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The ESP8266 has a reserved memory area to simulate the internal Arduino EEPROM. Initially, this area was present to mimic the operation of the Arduino and to ...
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The JSON format is used to organize, store and transmit data. Widely used in the IT world, it also finds its place in the world of micro-controllers. Among all ...
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SPIFFS (Serial Peripheral Interface Flash File System) is a lightweight file system suitable (among others) for microcontrollers with SPI flash memory such as ...
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PlatformIO is an alternative to the Arduino IDE for developing connected objects or code for microcontrollers in a more general way. PlatformIO is not a code ...
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Installing and configuring Raspberry Pi OS (old Raspbian) has never been easier. No more downloading the system image and writing a configuration file. With Pi ...
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cloudMQTT is a free online MQTT broker for 5 simultaneous connections. In this tutorial, we will take the opportunity to use cloudMQTT to control a Domoticz ...
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In the previous article, we saw how to easily integrate Xiaomi Aqara accessories under Domoticz with Node-RED using the Zigbee sniffer of Zigbee2MQTT projects. ...
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The ESP8266 module has the deep sleep mode which allows to put it in hibernation to save the battery. You can wake up the module at regular intervals to make ...
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We will compare the three proximity sensor technologies that make distance measurement possible. HC-SR04 by ultrasound, Sharp GP2Y0A02YK0F by infrared and ...
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The Sharp GP2Y0A02YK0F Proximity Proximity Sensor allows distance measurements between 20cm and 150cm. It is quite easy to get an Asian clone rated A02YK0 for ...
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In the last article, we tested the 3.5 '' LCD touch screen for the Raspberry Pi 3. This small screen is very well suited for carrying out a portable ...
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We are continuing our series of tests of different display solutions for the Raspberry Pi 3. Today, I propose to test the LCD 3.5 '' HDMI touch screen ...
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The ESP8266 was released in 2014. In just a few years it has gone from a simple WiFi module project for Arduino for a few euros to a full development board. ...
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If you regret having opted for the Lite version of Raspbian, here is a quick tutorial that explains how to manually install the Pixel desktop. No need to burn ...
