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

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 ...

Blynk + Node.js + Johnny-Five: drive a Pan-Tilt PTZ SG90 kit on Orange Pi with an Arduino / Firmata

In the previous tutorial, we saw how to replace the GPIO of the Orange Pi with an Arduino (using the Firmata firmware) and then how to create a Javascript script to drive a Led from a smartphone with the Blynk and Johnny-Five ...

Blynk + ESP8266: drive a Pan-Tilt PTZ SG90 in WiFi with a smartphone or tablet

In this tutorial we will learn how to assemble a PTZ mini-kit (Pan-Tilt) based on SG90 servo motor. We will use Blynk to drive the PTZ turret in WiFi. If you have a Blynk account you can go directly to the assembly step. For best ...

Blynk: installing a private local server on Orange Pi under Armbian (Ubuntu 16.04LTS)

In the previous tutorial we saw how to install the local Blynk server on a Raspberry Pi 3. In this tutorial we will install the Blynk server on an Orange Pi Plus 2e running Armbian based on Ubuntu Xenial 16.04LTS. The Orange Pi + ...

Install Jeedom on an Orange Pi Lite (or Orange Pi+ 2e) running under Armbian Jessie

The Orange Pi is an economical alternative to Raspberry Pi to build a Jeedom based 100% DIY home automation server. If you do not intend to use the GPIO to drive home automation accessories, Orange Pi is a very good solution. In ...

ESP8266 (Web Server – Part 5): how to use Google Charts to display gauges and charts

Now that we have a records we will add graphics to the Web interface of the ESP8266 using the Google Charts library. There are many libraries to create graphics and gauges in Javascript / HTML5. Google Charts is a very rich ...

ESP8266 (FTP server): file exchange with the SPIFFS file system, rapid development Web Server

The ESP8266 (and Arduino) SPIFFS file system can be used to store files from a Web server as well as data files (using the ESP8266 as a data acquisition system, for example). It is very easy to access the SPIFFS file system from ...

How to build Armbian SD Card image for Orange Pi, Banana Pi, cubieboard …

Armbian offers to download images ready to be installed on SD card, but it is also possible to compile oneself the Linux system for many Mini PC card including Orange Pi. In December 2016, the Linux kernel moved to version 4.9 ...

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