The Wiert Corner – irregular stream of stuff

Jeroen W. Pluimers on .NET, C#, Delphi, databases, and personal interests

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Archive for the ‘Hardware Development’ Category

vmstan/gravity-sync: 💫 The easy way to synchronize the DNS configuration of two Pi-hole 5.x instances.

Posted by jpluimers on 2026/01/28

Interesting: [Wayback/Archive] vmstan/gravity-sync: 💫 The easy way to synchronize the DNS configuration of two Pi-hole 5.x instances.

Reasoning: [Wayback/Archive] Frequent Questions: Why two Pi-hole? · vmstan/gravity-sync Wiki

Via:

–jeroen

Posted in *nix, *nix-tools, bash, bash, Development, DNS, Hardware Development, Internet, Power User, Raspberry Pi, Scripting, Software Development | Leave a Comment »

dr-mod/blackout-logger

Posted by jpluimers on 2026/01/27

Just in case we get more power outages over in our country too [Wayback/Archive] dr-mod/blackout-logger:

A miniature device that’s keeping track of power outages.

Hardware:

  • Raspberry Pi Pico
  • Precision RTC Module (DS3231)
  • Waveshare eink 3.7

Read the rest of this entry »

Posted in Development, Hardware Development, Raspberry Pi, Raspberry Pi Pico | Tagged: | Leave a Comment »

NEW Universal USB Type C Mod to Restore your older devices! – YouTube

Posted by jpluimers on 2026/01/22

Nice videos about  USB-C receptacles replacement that might fit old mini-USB and sometimes micro-USB ones.

Before applying, check out the tables in USB hardware: Compatibilities – Wikipedia and the table I copied from USB hardware: connector dimensions – Wikipedia to ensure there is enough space to fit the USB-C receptacle in:

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Posted in Development, Hardware, Hardware Development, Power User, Soldering, USB, USB, USB-C | Leave a Comment »

Testing Raspberry Pi’s new Debug Probe | Jeff Geerling

Posted by jpluimers on 2026/01/22

For my link archive in case I need hardware debugging tools: [Wayback/Archive] Testing Raspberry Pi’s new Debug Probe | Jeff Geerling (pictures below from his site, he has way ore and a much better description than the tiny notes below:

Read the rest of this entry »

Posted in Compute Module, Development, Hardware Development, Raspberry Pi, RP2040 | Tagged: | Leave a Comment »

Bundling DuPont connectors: 3D Printing Everyday for 365 Days 282/365 #stem #3dprinting #3dprint #ideas – YouTube

Posted by jpluimers on 2026/01/15

Nice idea: [Wayback/Archive] 3D Printing Everyday for 365 Days 282/365 #stem #3dprinting #3dprint #ideas – YouTube

It mentions DuPont wire connectors which is colloquial for a common form of jump wires: the ones that can connect to breadboards, or male or female pin headers. Basically a so called “DuPont wire” is an electric wire with a pin header (either male or female) on each end leading to 3 kinds (not counting ones having multiple connectors on each wire) as male – female is the same as male – female:

  • female – female
  • female – male
  • male – male

Being able to group the connector end of multiple jump wires in one enclosing connector for quick opening and closing is a great idea.

Hopefully the 3D printing files will be released somewhere.

One of the comments is also inspiration for a future 3D printing project:

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Posted in Development, Electronics Development, Hardware Development | Tagged: , , , | Leave a Comment »

Triink – low power BLE E-Paper Clock | Hackaday.io

Posted by jpluimers on 2026/01/08

Cool: [Wayback/Archive] Triink – low power BLE E-Paper Clock | Hackaday.io

Video: [Wayback/Archive] Triink Assembly – Hackaday.io Project – YouTube

Via: [Wayback/Archive] atc1441 on Twitter: “Released my project for the @hackaday 2023 Low Power Challenge 2023 to @hackadayio The Triink BLE E-Paper Clock”

–jeroen

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Posted in Arduino, Development, Electronics Development, Hardware Development | Leave a Comment »

pierogi engineering – YouTube – search – hard drive

Posted by jpluimers on 2026/01/06

The algorithm got me to the first video of this list: [Wayback/Archive] pierogi engineering – YouTube – search – hard drive

It’s similar to a longer second video that also does balancing using the gyroscopic effect of the moving platters.

Nice!

Video links:

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Posted in 18650, Batteries, Development, Hardware, Hardware Development, HDD, Li-Ion, Power User | Leave a Comment »

Big Clive: Lighting tech tool bag tour 2025 – YouTube

Posted by jpluimers on 2025/12/17

What you carry around in a tool bag is always very personal.

What other people carry around is a great learning opportunity, especially when they have put in self-made or self-assembled tools.

So thanks Clive for releasing this very personal video: [Wayback/Archive] Big Clive: Lighting tech tool bag tour 2025 – YouTube

--jeroen

Posted in Development, DIY, Hardware Development, Power User | Leave a Comment »

A ton of keyboard conversions via GitHub – trekawek/mac-plus-ps2: Arduino project that allows to connect a PS2 keyboard to Macintosh Plus

Posted by jpluimers on 2025/12/12

This is for earliest compact Apple Macintosh systems predating the introduction ADB (Apple Desktop Bus) on Macintosh SE and Apple Macintosh II (and Apple IIgs which technically is not a Macintosh):

[Wayback/Archive] GitHub – trekawek/mac-plus-ps2: Arduino project that allows to connect a PS2 keyboard to Macintosh Plus

Before continuing to an even more impressive keyboard and mouse interfacing project below (basically many kinds of modern keyboard, mice and gamepads to many retro computers) that I found thanks to doing some more research after finding the above one, lets summarise where the above one is still useful for:

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Posted in Apple, Arduino, Classic Macintosh, Development, Hardware Development, History, Power User | Leave a Comment »

Unpatched ethernet markers for your patch panel by Marijn Pool on Twitter at @maakplek

Posted by jpluimers on 2025/12/08

Want: [Wayback/Archive] Marijn Pool on Twitter: “Even een paar poortjes labelen dat ze niet gebruikt kunnen worden. Overkill? Neeee, gewoon mooi 😘 Gemaakt in de @maakplek”

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Posted in Development, Ethernet, Hardware, Hardware Development, Network-and-equipment, Power User | Leave a Comment »