Recently i had to recompile for the Creality* Ender 3v2 (not NEO!) a new Klipper firmware based off the Klipper  0.11. ...

When i received the EBB36* of BIGTREETECH i slowly built up all the connections towards my existing hardware of the Ender 3v2. One information that was missing was the can bus connector details (e.g. type and pinout). The manual  unfortunately doesn’t show the details. You could derive it from the schematics  but still isn’t very visual. ...

When i received the EBB36* of BIGTREETECH i slowly built up all the connections towards my existing hardware of the Ender 3v2. One information that was missing was the stepper pinout. The manual  specifies the port as “E-Motor” but doesn’t show the details. You could derive it from the schematics  but still isn’t very visual. ...

While trying to flash the klipper firmware to an Bigtreetech EBB36, i ran into the following error: 1 2 3 4 5 6 23:29:04 : Erasing memory corresponding to segment 0: 23:29:04 : Not flash Memory : No erase done 23:29:04 : File segment @0x08000000 is not 255-bytes aligned. It will be aligned to @0x07FFFFF8 23:29:04 : Download in Progress: 23:29:05 : Error: failed to download Segment[0] 23:29:05 : Error: failed to download the File After fiddeling around a bit i finally stumbled across two solutions. ...

In the endeavor to silence an Victron MultiPlus-II 48/5000/70-50, i replaced the internal fan with a much more silent fan - the Noctua NF-F12 iPPC-24V-3000. For this purpose i needed remove the original fan. Unfortunately Victron decided to use a non-standard fan plug (which makes sense since the MP2 is also used in environments where the plug might be rattled out) which left me with two options: ...

After having implemented KAMP (Klipper Adaptive Meshing)  on my Klipper instance, no print worked anymore as i always got the following message in the Klipper Console: ...

My Unifi Dream router showed the internet status as offline since it had been upgraded to Unifi OS 3.x Per default the device tries to reach the address ping.ubnt.com which was reachable without any issues on the commandline of the device. Nevertheless i was not able to figure out why that doesn’t work. A thread on Reddit  finally told me the correct solution - it is possible to change the address. And this is how:: ...

After having the new Unifi Dream Router for a while i had the desire to add additional services like NTP. For this you’ll need a container engine like podman which unfortunately isn’t pre-installed anymore. On-Boot Script Install the unifios-utilities according to instructions  : ...

After i had installed my new Unifi Dream Router i discovered after a while that the time of some of the devices in my network was screwed up. After a bit of research i found that the UDR (in contrast to my previous Unifi Gateway) doesn’t feature NTP. Hence i had a pretty timeless setup. Setup of podman The NTP server is setup in a container  , hence it is important to first setup podman on the UDR. ...

Recently i wanted to expose a binary_sensor state from Homeassistant to the KNX bus of my home. For this i wrote a simple automation blueprint: