Blog

Custom PCB for LED Light Game

by Ben Emmett
July 19, 2022April 15, 2025

I made a custom PCB light game with the option for running extra programs as well.

Using AVR Flash Memory

by user
May 3, 2022April 15, 2025

Notes on storing data in flash with PROGMEM and driving an OLED display.

Basic Video Conversion With FFMpeg

by user
May 3, 2022May 3, 2022

Notes on basic video format conversion with ffmpeg

LED Countdown Snail Timer

by user
April 26, 2022April 15, 2025

I made a countdown timer with design help from my kids.

Pinewood Derby CNC

by user
March 17, 2022March 17, 2022

I cut out pinewood derby cars with a small CNC using Fusion 360 and Candle.

Python Virtual Environment On Windows

by user
February 17, 2022April 15, 2025

Notes about setting up & using python virtual environments on Windows.

I2C Testing with MCP2221

by user
January 26, 2022April 15, 2025

Overview The Adafruit MCP2221 breakout board can be used to bridge I2C to USB. I was able to read & write data on a 24LC256… Read More »I2C Testing with MCP2221

ATmega328 UART Control Notes

by user
January 21, 2022April 10, 2025

Notes & examples using the UART on an ATmega328 microcontroller.

Lighting a Christmas Ornament

by user
December 27, 2021April 15, 2025
1 Comment

Making a Christmas tree ornament into an illuminated freestanding nativity scene.

Books Read in 2021

by user
December 27, 2021April 15, 2025

Some of the notable books I read this year.