Author Archives: peter

Cykeltur Horsens – Aalborg

Posted on June 16, 2021 by peter

For 40 år siden cyklede jeg næsten hvert år på cykel-ferie, Aalborg-Bajstrup tog 3 dage, godt og vel 100km om dagen og en 5-6 timer i sadlen. Det bedste var banestierne. Jeg tror ikke jeg er i helt samme form … Continue reading →

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Migrating WordPress BLOG to docker

Posted on May 13, 2021 by peter

This blog is powered by WordPress and has been running natively using LAMP on my Ubuntu-server since 2014, it has served me well with a few caveat, mainly related the fact that the MySQL database and the WEB-server is shared … Continue reading →

Posted in internet, Linux, Web, Wordpress | Comments Off

Fra Sharon til Ferndale i campervan

Posted on March 18, 2021 by peter

Endelig ser det ud til at vi kan komme ud og lufte vores campervan, det skal ske i banditternes Spring Break. Vi er i denne sammenhæng Niels Andreas, Helene og Far her. Vi kører på tværs af USA til Ferndale … Continue reading →

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10 Gbit Ethernet interconnecting my servers.

Posted on January 19, 2021 by peter

Emulex OCe10102 The Emulex 10Gb-Ethernet-adapters are 8 lane PCI-Express, but unfortunately they are a little too wide so they need to go into a 16 lane slot, or some surgery is needed, this is/was another good reason to try another … Continue reading →

Posted in FreeBSD, internet, Linux | Comments Off

Dad was it you who brought the internet to Denmark ?

Posted on December 23, 2020 by peter

I did not bring the internet to Denmark, but I was one of the first to interconnect our computers at Aalborg University using internet protocols, and I was involved in DKUUG/DKnet which were the front-runners for open systems and networks. … Continue reading →

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Server Power supply DPS-750TB

Posted on July 7, 2020 by peter

and how to get PMBus access from f.ex. a Raspberry Pi My favorite power-supply for almost anything is the Server PSU for Dell R510/R710/R910. It is a 750w 12v 60amp supply with 80-plus-gold standard, you can get them for $10-20 … Continue reading →

Posted in Arduino, Camper, Embedded, Hardware, HomeAutomation, Linux, MySensors, Raspberry Pi | Comments Off

Server Power supply DPS-1200FB

Posted on July 6, 2020 by peter

Among hackers the DPS-1200FB seem to be the most popular choice for a powerfull Server PowerSupply 12volt 100Amp for less than $20 delivered. There is a lot of information available for this PSU. So if you want to really get … Continue reading →

Posted in Arduino, Camper, Embedded, Hardware, HomeAutomation, Linux, MySensors, Raspberry Pi | Comments Off

PlatformIO and Marlin – and how to have separate config files, for different 3Dprinter while sharing the same code.

Posted on April 27, 2020 by peter

I am using Marlin 2.0 to control my 3D printers, Marlin 2.0 can still be compiled and installed from the Arduino-IDE,although I use the supplied Makefile. To take advantage of other processors you have to use PlatformIO. In this article … Continue reading →

Posted in 3D printer, Arduino | Comments Off

Corona and DIY statistics

Posted on April 2, 2020 by peter

It is hard to know who to believe these days. Too many headlines with too little information that is relevant to me. But you do not have to rely on CNN or Danmarks Radio to digest the information for you, … Continue reading →

Posted in COVID-19 | Comments Off

Marlin 2.0 using Makefile (and reclaiming io-pins on atmega1284p based mainboard)

Posted on March 20, 2020 by peter

I am using Marlin 2.0 to control my 3D printers, I like to be in full control so I compile my own firmware, adding my own tweaks. Most people probably use the Arduino IDE to compile and install the firmware … Continue reading →