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Articles by Mircea Diaconescu (Articles: 5, Technical Blogs: 8)

Articles: 5, Technical Blogs: 8

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Average article rating: 4.96

Internet of Things
10 Dec 2014   Updated: 10 Dec 2014   Rating: 5.00/5    Votes: 6   Popularity: 3.89
Licence: CPOL    Views: 16,960     Bookmarked: 9   Downloaded: 0
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In this article, we describe how to develop IoT apps with Node/JavaScript for the Arduino-compatible PCDuino. We take JavaScript to the land of microseconds where a digitalWrite operation takes 6-7 microseconds and a digitalRead operation takes 4-5 microseconds.
17 Feb 2016   Updated: 4 Apr 2016   Rating: 4.98/5    Votes: 85   Popularity: 9.56
Licence: CPOL    Views: 206,060     Bookmarked: 125   Downloaded: 2,625
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Build a cheap, under 30€, Weather Station Sensor Node with the help of an Arduino board, and use WiFi connection to control it with any Android device.
Arduino
28 Jul 2015   Updated: 28 Jul 2015   Rating: 4.88/5    Votes: 15   Popularity: 5.73
Licence: CPOL    Views: 49,889     Bookmarked: 14   Downloaded: 0
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When working with embedded devices, RAM (random access memory) is one of the most valuable and limited resource of the system. The focus of this article is on the RAM usage optimization for Arduino MCUs, but the same principle applies to many other embedded devices.
Web Development
HTML
22 Jan 2016   Updated: 21 Dec 2016   Rating: 4.95/5    Votes: 38   Popularity: 7.71
Licence: CPOL    Views: 268,299     Bookmarked: 57   Downloaded: 10,523
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WebRTC (Web Real Time Communication) is a new web standard that allows peer-to-peer communication between browsers for high-quality RTC apps. In our tutorial, we show how to use it for building a video chat app.
19 Nov 2015   Updated: 20 Nov 2015   Rating: 5.00/5    Votes: 10   Popularity: 4.77
Licence: CPOL    Views: 170,547     Bookmarked: 20   Downloaded: 1,666
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Learn how to build a Java back-end web application with minimal effort, using Java Server Faces (JSF) as the user interface technology, the Java Persistence API (JPA) for object-to-storage mapping, and a MySQL database.

Average blogs rating: 4.81

Internet of Things
17 Apr 2016   Updated: 18 Apr 2016   Rating: 5.00/5    Votes: 12   Popularity: 5.40
Licence: CPOL    Views: 28,166     Bookmarked: 19   Downloaded: 288
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Learn how to develop Arduino-based apps for the Web of Things (WoT). This second part of a series of tutorials shows how to read analog and digital sensors with the help of Arduino.
7 Apr 2016   Updated: 22 Apr 2016   Rating: 4.80/5    Votes: 23   Popularity: 6.54
Licence: CPOL    Views: 46,913     Bookmarked: 40   Downloaded: 296
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Learn how to develop Arduino-based apps for the Web of Things (WoT). This first part of a series of tutorials shows the basics of an Arduino program (known as a "sketch") and provides a quick introduction to some electronic components, including resistors, RGB LEDs and LEDs in general.
Arduino
23 Jul 2015   Updated: 23 Jul 2015   Rating: 4.60/5    Votes: 9   Popularity: 4.39
Licence: CPOL    Views: 103,298     Bookmarked: 13   Downloaded: 0
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Three easy ways to programmatically reboot/reset an Arduino MCU.
4 Dec 2016   Updated: 4 Dec 2016   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: CPOL    Views: 20,581     Bookmarked: 15   Downloaded: 482
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Home Automation is made simple for everyone, with the industrial grade PRODINo ESP8266 based module. It can be programmed with the Arduino IDE and allows to control (ON/OFF switch) mains (110-240 VAC) powered devices such as light bulbs, water pumps, cafe machines or garage doors.
22 Jul 2015   Updated: 22 Jul 2015   Rating: 4.60/5    Votes: 5   Popularity: 3.22
Licence: CPOL    Views: 9,000     Bookmarked: 6   Downloaded: 0
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Learn how to identifying the Arduino microcontroller type by simply using C/C++ code.
Raspberry-Pi
14 Oct 2016   Updated: 20 Oct 2016   Rating: 4.48/5    Votes: 8   Popularity: 4.04
Licence: CPOL    Views: 50,966     Bookmarked: 19   Downloaded: 340
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As opposed to the less powerful Arduino, the competitively priced and WiFi-enabled ESP8266 supports the Web-of-Things (WoT) since it can be programmed in JavaScript.
Programming Languages
C
3 May 2016   Updated: 3 May 2016   Rating: 5.00/5    Votes: 11   Popularity: 5.21
Licence: CPOL    Views: 27,552     Bookmarked: 15   Downloaded: 358
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In this multi-part tutorial we show how to develop Arduino-based apps for the Web of Things (WoT). This third part shows how to set up a connection between an Arduino and the Internet via a WiFi network and use HTTP(S) to send data to a free cloud service like ThingSpeak.
Web Development
HTML
17 Feb 2016   Updated: 31 Jan 2017   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: CPOL    Views: 14,591     Bookmarked: 12   Downloaded: 95
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While many new JavaScript features of ES6 (=ES2015) are still (in 2016!) not available in all important web browsers, the promising new feature of a JavaScript "promise" has arrived. This tutorial shows how to use it.

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Technical Lead
Germany Germany
Researcher, developer, WoT/IoT enthusiast
Co-founder of http://web-engineering.info.