Category Archives: Hardware

Yet Another Parametric Projectbox generator

Posted on 2 January 2022 by Willem Aandewiel

[ ] Een Nederlandse vertaling van deze post kun je hier vinden. With every electronic circuit I make, there comes a moment when the project is “finished”…. almost! The last step is always to find a suitable projectbox and even … Continue reading →

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Posted in 3D printing, Arduino, Computer, ESP8266, Hardware, Scripts | 148 Comments

Nog een geparametriseerde projectbox generator

Posted on 1 January 2022 by Willem Aandewiel

[ ] Yet Another Parametric Projectbox generator Here you can find an English version of this post. Bij iedere elektronische schakeling die ik maak komt er een moment dat het project “af” is …. bijna! De laatste stap is altijd … Continue reading →

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Posted in 3D printing, Arduino, Computer, ESP8266, Hardware, Scripts | Tagged , , , , | 26 Comments

Slimme Meter Poort Extender (P1 HUB)

Posted on 16 April 2021 by Willem Aandewiel

[ ] (Laatste update: 02-03-2025 – Versie 2.1) Bijna alle Nederlandse huishoudens zijn inmiddels uitgerust met een zgn. “Slimme meter”. Deze meter stelt de energie leveranciers in staat om op afstand de meterstanden op te vragen. Om ook de eindgebruiker … Continue reading →

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Posted in Arduino, DSMR-logger, ESP32, ESP8266, Hardware, KiCAD | Tagged , , , , , , , , | 76 Comments

digital Tape Recorder for the KIM-1 (and clones)

Posted on 20 February 2021 by Willem Aandewiel

[ ]In October 2017 I wrote a post with the title “Solid State Tape Device for the (micro)KIM“. Recently one of the makers (Dirk Dral) wanted to adapt the device for use with a genuine KIM-1 and ran into some … Continue reading →

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Posted in Arduino, Computer, ESP8266, Firmware, Hardware, KiCAD, KIM, Uncategorised, WiFi | Tagged , , , , | 32 Comments

A 32kb Memory Expansion Board for the microKIM

Posted on 19 February 2021 by Willem Aandewiel

[ ] As you may know, I own a microKIM (KIM-1 clone) Single Board Computer (SBC).  It is a trip down memory lane to work with the incredible simplicity of what was once “top of the bill” technology. The original … Continue reading →

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Posted in Arduino, Computer, ESP8266, Hardware, KIM | Tagged , , , , , , | 5 Comments

Extending GPIO pins on your Micro Processor

Posted on 10 August 2020 by Willem Aandewiel

[ ]Somehow, no matter what micro processor I choose, I end up with too few GPIO pins for the projects needs or for what I want to do. For a recent project I switched from the ESP8266 to the ESP32 … Continue reading →

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Posted in Arduino, ESP8266, Hardware, KiCAD | Tagged , , , , , , | Leave a comment

An ESP8266 Ticker

Posted on 9 June 2020 by Willem Aandewiel

[ ] INTRODUCTION From the moment I saw the MAX7219 Dot matrix modules I wanted to build a news ticker. I wanted the option to enter my own messages without having to install special Apps on my phone or tablet. … Continue reading →

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Posted in Arduino, ESP8266, Hardware, WiFi | Tagged , , , , , , , | 97 Comments