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Education History Renovable energy sources Technology TED talks you should not miss

A way to get rid of fossil fuels…and armies.

It can be done, it’s a matter of choices…

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Education History Our future Personal mumbling Teaching by playing TED talks you should not miss

Teaching with the World Peace Game

How to change the world? Let the children play with it now, so they do not beak it later…

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A tale of two couplers: A (not too) brief story of Profibus linking devices

Foreword If you have ever worked with Profibus PA networks, you surely will know about the so called Profibus DP/PA couplers. If not, please allow me to give you a brief resume:   The IEC61158-2 standard The IEC 61158-2 standard, finally approved in 1999, allowed the coexistence of two different technologies for process fieldbus communication […]

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The Thing from Process Control

Being a Sci-Fi fan, I have a kind of affection for B class movies that feature aliens. One of my long time favorites is the 1982 version of “The Thing”, John Carpenter’s take on the Howard Hawks 1951 film called “The Thing from Another World”, which was adapted from a John W. Campbell novella titled […]

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A proxy story, part 1, V1.0 (A brief snapshot of Profibus PA to Profinet proxies, with a twist…)

A long time ago In the 90’s, I worked as sysadmin in a small automation supplies distribution company, how I got that job is an interesting story but I’ll reserve it for another time. Back then, broadband Internet access was a corporate luxury, and both cable modem and ADSL services were scarce and really expensive. […]

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