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Shopping list for use with WS2812B leds
WS2812B RGB Led (AliExpress)
Wemos D1 Mini V3.0.0 (AliExpress)
Wire thin 28AWG (AliExpress)
Black Filament - Sunlu Black
Warm white Filament – E-Sun white-B (Not Snowwhite)
Solder tin
Glue
5 Volt usb micro adapter
Print the letter in black or other non-translucent color.
Cover plates diffuser warm white or white, for example, Esun white-b.
Print only the letter/number and parts that you need.
Put some glue on de edge of the lens, and place the lens in the letter press firmly.
If you want to closed the back then you can glue cover "*back.stl" on it
This pack includes the letters of A-Z and the numbers from 0 to 9,
includes also the symbols ! ? + .
I did not print all the letters myself.
If there is a mistake let me know and I fix it.
For questions send me a message. I would like to help you make this beautiful project ;-)
These letters have an excess of LEDs. If you think it's too much, skip one every other led.
Programming the Wemos
If you don't want to use the WS2812B, you can also use a normal deffused 5 mm LED. An adapter is included for this, the explanation is in the photo.
In my previous project there are pictures about the LEDs and the connections:
https://www.prusaprinters.org/prints/109865-glowing-wled-or-led-all-alphabet-letters-and-all-n
The author marked this model as their own original creation.