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Don Pratt

One of these days, I’ll actually finish a project.

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This user joined on 10/11/2019.

My Projects

In memory of John Conway, a simple implementation of the Game of Life on an ESP32 TTGO board.

Conway’s Game of Life on ESP32

don-pratt Don Pratt

Projects I Like & Follow

A low-power E-Paper weather display powered by an ESP32 microcontroller. Utilizes the OpenWeatherMap API.

ESP32 E-Paper Weather Display

The multi-channel power supply (5 Channels up to 100W) solution designed to transform a standard USB port into a flexible energy source.

Fusion USB PD Power Box

Smartwatch wearable, ultra-long life measured in years, no need to recharge.

Smartwatch 10 Years Ultra-Long Battery Life

Learn how to build your own brushless motor and control it with a Brushless Biz Card!

Brushless Motor and Driver Business Card Kit

andy-geppert Andy Geppert

Step-by-Step guide on how Lithium Battery charger circuit works and full assitance for DIY protect charger through USB port.

DIY Protected Lithium Battery Charger (TP4056)

diy-guy-chris DIY GUY Chris

A fully custom Arduino E-Paper BLE clock in a 3D Printed case using nRF52832 with one year run time one a single 18650

Triink - low power BLE E-Paper Clock

aaron-christophel Aaron Christophel

A small digital multimeter specifically for measuring SAO related stuff

SAO Digital Multimeter

thomas-flummer Thomas Flummer

Use this to distract your customers. This one will stay on top of their desks instead of getting lost in a drawer.

Integrated Game Business Card

dan-schnur Dan Schnur

Animated Avatar On a Business Card

CardTuber

river-wang River Wang

A surplus LED matrix utilization endeavor

REST: Kitchen timer

Supplyframe DesignLab: 2023 Hackada…

Gardening Made Smarter, Easier, and Greener!

Smart Garden

We upgraded our first etch a sketch robot and made it faster. Now it can auto erase and generate timelapses!

BLDC Etch Robot can draw over 1000 pictures a day!

Small USB 2FA authenticator for up to 32 profiles

Hardware 2FA TOTP authenticator

"Etch A Sketch" style frame and function for the badge from Hackaday Supercon 2023

Hack A Sketch

jeremygeppert jeremy.geppert

An iconic machine boosted to the highest level (Hires, 512KB user RAM, video shadow RAM, zx81 mode...)

Mercury Ace (not only another Jupiter Ace clone)

Put a bit of colorful randomness on your clothes !

Dice badge

pierre-loup-m Pierre-Loup M.

Chiptunes and simple musical games on a 36 cent chip. Some assembly required.

Attiny10 Chiptunes

A full adder built from discrete BJT transistors, hand soldered on perfboard

Discrete 4-bit adder

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Bits

VALENTINE wrote 11/23/2023 at 17:46

Thank you. Cheers! Valentine

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Mark Wilson wrote 02/23/2021 at 02:14

Thanks for likin' FlipClock!

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Wriju wrote 10/02/2020 at 18:59

Thanks for liking and following my project Kronoino : An AVR powered Digital Wrist Watch

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