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Tag Archives: Arduino
Thank you heart
(This is a quick overview. Proper build details will follow soon.) I wanted to put something nice in the window to say “Thanks!” to all the health care and other essential service workers who are keeping people safe and helping … Continue reading
Posted in LED window heart
Tagged Adafruit, Arduino, covid-19, heart, led, Neopixel, Thank you, WS2812
2 Comments
Analog joystick
I found this nice-feeling joystick for $2 at Goodwill, and thought it might make a good controller for an early demo of the LED wall display at the Northside Mini Maker Faire. I’d originally planned to use a drum pad, … Continue reading
Posted in Miscellaneous
Tagged 15 pin, andrew rudson, Arduino, drum machine, drum pad, joystick, led wall display
1 Comment
Quickie 1-cell discharger
Wow – I wasn’t planning to make this. But as I fantasized about just building a simple discharger while struggling with 1-cell problem on the big 18 cell discharge tester, it sounded too simple to resist. I could get to … Continue reading
Posted in Little Discharger, Tiny 85 stuff
Tagged Arduino, battery discharge, mini shield, MOSFET, perfboard
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Arduino 301 class post mortem
The 301 class went well, but far from perfectly. Despite scheduling the class for 3 hours instead of 2, I was once again overly optimistic about what I could get covered, and left a lot undone. Of the original outline … Continue reading
Supply voltage brinksmanship for sound modules
I’ve been working on two “3 volt” sound modules – a micro SD card module for the dollhouse and a from-scratch flash memory sampled sound playback device for the starter’s gun. Neither one actually works on 3.3V. So begins the … Continue reading
Posted in Dollhouse, Rf starter's gun, Uncategorized
Tagged 3.3V, Arduino, li-ion, Lipo, SST39VF010, Workshop 88, WTV020
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