Charlie Wynn
I build things — microcontroller fixes around the house, little web games, 3D-printed problem-solvers, and the occasional essay. Some projects I do right, some I do quickly, some are just an idea I wanted to play with.
Featured builds
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Pocket Counter
I made a small little counter/stopwatch with a microcontroller and an 8-segment display. I had some microcontrollers laying around and noticed the number of pins and physical size perfectly allowed an 8-segment displa…
PCB for Washing Machine Drain Overflow
I made a microcontroller project to detect when my washing machine overflows. But I wasn't very happy with how sloppily the project box came together. A few PCB manufacturing companies advertise heavily to my favorite…
Bottle Warmer Power Fix
We had a baby Itsagirl. And we're frugal. We got a free portable bottle warmer from a friend's sister who was done having kids. Unfortunately I couldn't get it to work...
Washing Machine Drain Overflow Auto-Cutoff
It usually freezes in our town a few times a year. Sometimes for a day or two, sometimes for a week. Some of our pipes freeze if it stays cold enough for a few days. It's usually something that a space heater can fix.…
Work headset auto-pause disable
My day-job provided a Bluetooth headset. I like that it will connect to my work PC as well as my phone. So I can listen to music from my phone, and it will also pick up notifications from my pc. And auto switches to t…
Home office busy light
I work from home. So does my wife. We're both pretty respectful of each other's office space. But sometimes you're in a meeting or doing some high-concentration work where you really can't afford a distraction.
Games
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From the journal
All entries →Pocket Counter
I made a small little counter/stopwatch with a microcontroller and an 8-segment display. I had some microcontrollers laying around and noticed the number of pins and physical size perfectly allowed an 8-segment displa…
PCB for Washing Machine Drain Overflow
I made a microcontroller project to detect when my washing machine overflows. But I wasn't very happy with how sloppily the project box came together. A few PCB manufacturing companies advertise heavily to my favorite…
Bottle Warmer Power Fix
We had a baby Itsagirl. And we're frugal. We got a free portable bottle warmer from a friend's sister who was done having kids. Unfortunately I couldn't get it to work...