Articles
Everything I have written.
HomeKit builds, projects, guides and blog posts in one place, the newest first.
Guides
ESP32-S3-DevKitC-1 Pinout (N8R2 and N16R8)
The real pin reference for the ESP32-S3-DevKitC-1 with 44 pins and two USB ports: what N8R2 and N16R8 mean, which pins you can't use, the strapping pins and how to program it.
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Projects
Creality Ender-3 V2: Setup, Settings and Upgrades
Everything I would tell someone with a new Ender-3 V2: what you get, how to build it, the PLA settings to start with, the upgrades that are worth it and the problems you will meet first.
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Guides
Audio Amplifier for ESP32 and Arduino
How to make sound with a microcontroller: analog versus I2S amplifiers, the MAX98357A with an ESP32-S3, the PAM8403 and other analog modules, speakers, power and noise.
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Projects
Building a 3D Printed Pit Droid, Part 3: Printing the Parts
What to print first, which settings give strong parts without wasting filament, which parts need supports, and the exact list of files for the full animatronic build on a 220 mm bed, with the stand and the Death Star grill. With a log for what I really used.
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Projects
Building a micro-Duck, Part 1: The Plan
A small duck-shaped biped that walks with a model trained in simulation, built around an Arduino UNO Q. In this series I build it step by step, explain every word along the way, and show what it costs and what goes wrong.
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Projects
Building a 3D Printed Pit Droid, Part 1: The Plan
A 1:1 Pit Droid from the Podrace pits can't be bought, but you can print one, and this one is going to move. In this series I build it step by step, explain every word along the way, and show what it costs and what goes wrong.
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Projects
Building a Budget BD-X Droid, Part 2: The Hardware
Every part you need for the budget BD-X droid, what it does, and where to order it. One shopping list for about €426, with a checklist for when the boxes arrive.
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