Projects

Building a Laser Robot Arm to Get Frans Moving

I’m building a Raspberry Pi 5 powered robot arm with a camera, PCA9685 controlled servos and a laser pointer. The goal is to recognize my cats, track…

Automatic Litter Box - Integration with database

Built the final Firebase proof of concept in PlatformIO with automatic authentication, Firestore storage, and cloud based motor replay. The next step…

Automatic Litter Box – How to Store Movement Sequences

Researching how to implement Record & Replay for the litter box led me away from local storage and toward databases. I've started building a Firebase…

Dual Control System for the Automatic Litter Box

Built a local control module for the automatic litter box using a KY 023 joystick and OLED display. The NEMA 23 motor can now be controlled both from…

Automatic Litter Box -Hand-Soldered PCB — Wiring the System Together

Automatic Litter Box - Local Control Module — Joystick + OLED for NEMA 23

Automatic Litter Box - ESP8266 + TB6600 + NEMA 23 — First Working Control Loop

Successfully connected NodeMCU V3 with TB6600 and NEMA 23, achieving stable motor control over WiFi. Next step is moving position tracking from volat…

From Backdriving to Self-Locking — The Worm Gear Finally Works

After struggling with backdriving in my litter box design, I implemented a worm gear solution. Now the system holds position without power. A simple…

Automatic Litter Box – Wormgear implementation

A heavy drum kept backdriving my NEMA 23 motor due to gravity. Instead of holding torque electronically, I turned to Reddit for advice. The solution?…

Automatic Litter Box – Motor Tuning & Live Test Progress

Motor tuning session of the automatic litter box prototype. Tested drum rotation, torque behavior, and structural stability under movement. The mecha…

Automatic Litter Box – Motor Torque Tuning

DIY Physical Mouse Auto-Clicker – From 3ds Max to ESP32 Reality

Create a 3D model in 3ds Max. Utilize the various modeling tools and techniques available in the software to design and refine your object's form. Ex…