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IoT development based on Orange Pi, Arduino (Firmata), Nodejs, Blynk and Johnny-Five


christophe
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In this tutorial, I propose to combine Nodejs/Johnny-Five with Blynk to remotely control the GPIO of the Arduino/Firmata from a smartphone or a tablet and to make measurements (temperature and atmospheric pressure of a BMP180 in I2C ). In the previous article, we saw that it was very easy to use an Arduino (we will…

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