Author Archives: peter

Install Klipper on your old 3D-Printer and still keep Marlin

Posted on February 11, 2024 by peter

This is the final post in a series of 3 blog posts describing how I make Marlin and Klipper coexist on my 3-Printers: Dual Applications on ATmega2560 – Marlin AND Klipper – FAIL (well almost) AVR DualBoot Bootloader Install Klipper … Continue reading →

Posted in 3D printer, Arduino, Embedded | 2 Comments

AVR DualBoot Bootloader

Posted on February 2, 2024 by peter

This is part 2 in a series of 3 blog-posts describing how I make Marlin and Klipper coexist on my 3-Printers: Dual Applications on ATmega2560 – Marlin AND Klipper – FAIL (well almost) AVR DualBoot Bootloader Install Klipper on your … Continue reading →

Posted in 3D printer, Arduino, Embedded | 2 Comments

Dual Applications on ATmega2560 – Marlin AND Klipper – FAIL (well almost)

Posted on January 10, 2024 by peter

How to be able to boot into a backup firmware instantly. This is part 1 in a series of 3 blog-posts describing how I make Marlin and Klipper coexist on my 3-Printers: Dual Applications on ATmega2560 – Marlin AND Klipper … Continue reading →

Posted in 3D printer, Arduino, Embedded | Comments Off

3D printer – år 6

Posted on December 28, 2023 by peter

Jeg købte min første 3D printer i 2017, en Tevo Tarantula, formålet var at jeg ville bygge min egen perfekte 3D printer. Jeg bildte mig ind at slutresultatet, incl. Tarantulaen ville være billigere end at at købe en Prusa-printer, Creality … Continue reading →

Posted in 3D printer | 1 Comment

Hydronic Underfloor Heating – Control

Posted on November 29, 2023 by peter

The underfloor heating supply temperature varies between 22 and 40 Celcius (72 – 104 Fahrenheit) the colder it is, the warmer the floor needs to be to heat the house. We adjust the supply temperature manually, if it is too … Continue reading →

Posted in Heating, HomeAutomation, MySensors | Comments Off

El bil

Posted on October 4, 2023 by peter

I USA havde vi en VW ID-4 som vi var vældigt tilfredse med. En ID-4 kan hjemme-lades med 11kW, og da batteriet er på 82kWh kan den snildt lades op på mindre end 8 timer. De 82kWh rækker til 500 … Continue reading →

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Hydronic Underfloor Heating – Supply side

Posted on June 14, 2023 by peter

Years ago, in our previous house, I described how I monitored the return temperatures from our underfloor heating system Raspberry PI and OneWire temperature sensors. Here I will describe the supply side of our current Hydronic Heating System. The next … Continue reading →

Posted in Heating, HomeAutomation, MySensors | Comments Off

Fra Sharon til Ferndale med Pop-Up Flyttelæs

Posted on March 5, 2023 by peter

Et af forårets projekter er at flytte det af vores habengut (f.ex. min rundsav fra 1965) som ikke kan bruges i Danmark til Morfars hus i Ferndale CA, som bliver vores fremtidige sommer residens. Niels Andreas og Far her, … Continue reading →

Posted in Camper | Comments Off

Da Farfar hilste på Kongen

Posted on July 4, 2022 by peter

Min smukke kone Deborahs Farfar: Peter Christian Lorenzen (1896-1989) udvandrede fra Hjerpsted til USA i 1923, og blev gift med Ingeborg Lorenzen (1900-1977) i 1925. Ingeborg Lorenzen var datter af Hans Christian Lorenzen (1867-1930) som udvandrede til USA fra Broderup-mark … Continue reading →

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Catalina or High Sierra on MacBook A1286 2011 with broken GPU

Posted on June 19, 2022 by peter

The 15″ and 17″ Macbook Pro from 2011 are known for their dGPU failures (AMD-GPU). In my previous post Ubuntu 22.04 on MacBook A1286 2011 with broken GPU I described how I got this MacBook working under Ubuntu. Here is … Continue reading →

Posted in Linux, Mac | 1 Comment