Beginner
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BH1750 (GY-302), measure the lighting quality of your home (Arduino / ESP8266 / ESP32)

The GY-302 from CJMCU is an I2C board that allows you to measure the amount of light using the BH1750 photodetector. We will use the ...

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Install the IDE PlatformIO extension for Visual Studio Code (VSCode): Windows, 32-bit Linux

PlatformIO is available as an extension for Visual Studio Code (also called VSCode) from Microsoft. VSCode is a free lightweight code ...

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Calculate the Air Quality Index (IAQ, IQA) with a DSM501 on Arduino or ESP8266

The Air Quality Index (IAQ) is fairly easy to determine using an Arduino (or ESP8266) and a DSM501 sensor. The DSM501A is a detector ...

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Install the Arduino IDE (1.8 or higher) on Linux (Ubuntu 16.04 or later)

The Arduino IDE is available on major operating systems and of course on Ubuntu or any other Linux distribution. The Arduino IDE is ...

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Install Node-RED on Raspbian Jessie Lite on a Raspberry Pi Zero W

The Lite version of Raspbian Jessie is very well suited to the limited resources of the Raspberry Pi Zero W. Node-RED is pre-installed on ...

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Programming ESP32 boards with Arduino IDE on macOS, Windows 7/8/10, Linux ARM (Raspberry Pi, Orange Pi)

The Espressif Development Kit for ESP32 boards is available on GitHub for macOS, Windows, 32-bit Linux, 64-bit and ARM chips ...

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#Test: Shield Motor I2C Wemos D1 Mini (or Pro) to drive 2 motors 15Vdc

Today, I propose to discover the Shield Motor I2C for Wemos D1 Mini. This small shield built around the Toshiba TB6612FNG driver allows to ...

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#Test : unpacking and configuring the Xiaomi Smart Home 6 in 1 Kit with the Mi Home app (iOS or Android)

The Xiaomi Smart Home kit is a widely used DIY home automation system. Xiaomi designs high-quality home automation products at a very reasonable price. In the ...

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#Test: unpacking the Panoramic Camera Xiaomi Mijia 1080p 360 °

Today I propose you to discover the camera connected panoramic Xiaomi Mijia 1080p capable of filming 360 degrees. Only available in China at the moment, it is ...

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ESP Easy: firmware ESP8266 to create connected and home automation objects without programming

ESP Easy is an open source firmware that allows to program ESP8266 modules without any line of code (official page of the project). ESP ...

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Measurement of humidity and temperature on Arduino (DHT11 / DHT22)

The sensors of the DHT series (DHT11, DHT21, DHT22, DHT33, DHT44) measure the humidity and temperature of the ambient air using your ...

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Node-RED: install, uninstall easely modules with Palette Manager

There are a very large number of modules (Nodes) and Flows for Node-RED available on the online library http://flows.nodered.org/. The ...

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