System – Systev

Firmware update over the air for the ESP32

Pascal Bodin — Wed, 24 May 2023 09:01:30 +0000

I just published on GitHub some code which presents one possible way to implement firmware update over the air for the ESP32:

Displaying tracks with QGIS

Pascal Bodin — Fri, 07 Apr 2023 09:15:33 +0000

In order to test some location data generated by an embedded application I’m developing for one of my clients, I need to plot tracks on a map. I already used QGIS 10 years ago, and I have kept in mind that it was supporting Python scripting. This could accelerate my tests a lot. So, let’s …

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IoT and Connected Objects

Pascal Bodin — Sat, 23 Jan 2021 07:18:14 +0000

A presentation providing an overview of the domain that is today called IoT or connected objects is available here: https://pascalbod.github.io/iot-en-presentation. The perspective is the one of the system integrator, who has to make a system fulfilling (more or less) detailed functional specifications,

Internet of Things and Connected Devices: an overview

Pascal Bodin — Sat, 17 Feb 2018 13:51:00 +0000

I just delivered a new version of the talk I give to postgraduate students of a Telecom and Electronics Master of the University of Nice Sophia-Antipolis (France). I added the presentation of a simple end-to-end IoT system demonstrator, using LoRa in device-to-device mode, that I specifically developed for this talk. The presentation is available on …

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IoT standardization

Pascal Bodin — Mon, 20 Feb 2017 10:50:31 +0000

Updated: 21-Nov-2021 In this article, I maintain a list of various (private or public) organizations that are active in the field of standards that can be used by the Internet of Things. For each organization, a what and a who sections are provided. The source of information is the organization’s website. The list is in …

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The Internet of Things: an overview

Pascal Bodin — Sat, 18 Feb 2017 13:20:14 +0000

This is the fourth year I give my classes about the Internet of Things, to postgraduate students of a Telecom and Electronics Master of the University of Nice (France). From six hours for previous years, my course slot increased to nine hours. Consequently, I was able to spend more time on some important topics, like …

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IoT tips and tricks #2

Pascal Bodin — Sun, 11 Sep 2016 09:10:22 +0000

In the beginning of the 2000s, while the small company I had cofounded in 1990 was still active, we decided to answer a Request for Proposal submitted by a waste removal company, for a system allowing to check whether all planned daily garbage collections had been performed. At this time, we didn’t know a lot …

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IoT tips and tricks #1

Pascal Bodin — Tue, 02 Aug 2016 06:11:58 +0000

As I wrote in another post, one of the distinctive features of IoT projects is that they require integration of technical blocks originating from three different domains: electronics, communications and software. And inside these three domains, various different sub-domains are usually involved: analog and digital electronics, wireless communication modules, protocol stacks, embedded software, user interfaces, …

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