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DIY Xmas tree lights

RJS (undefined) posted this on Monday, 24th December 2018, 09:56

As Snaps was curious... and someone being curious is enough for me to not stop talking about something. :)

I'll skip all the things related to having this all run safely outside, and just keep to the absolute basics of what you need.

  • Raspberry Pi 2 or better with a usb wifi stick
  • WS2811 based RGB string (like these on ebay)
  • (optional) Arduino + ethernet shield
    • (you should be able to drive the strings directly from the PI's GPIO, I never tried but from googling people do it)
  • A button
  • A set of powered speakers (I used very old Labtec PC speakers I had in the loft)
  • A PSU to drive the LEDs (5v 1.2A absolute minimum, per string!)
  • A PSU for the Pi
  • (optional) A PSU for the Arduino
  • Some basic soldering skills

After all of that, you just need some software:

With all of that you can custom sequence everything from idle lights, through to full music accompanied shows, and schedule things for times or trigger them through a button.

This stuff can eat large amounts of time so planning now for next xmas to make sure you have solved all the technical issues way before would be smart. ;)

So the bare minimum you'd need to just try this out would be one string of lights, a Raspberry Pi, and some way to power them both.


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This item was edited on Monday, 24th December 2018, 09:57

Thanks from: pat-w Snaps

RE: DIY Xmas tree lights

JohnKlover (Harmless) posted this on Thursday, 27th December 2018, 09:54

This sounds do able lol

RE: DIY Xmas tree lights

bandicoot (Elite) posted this on Thursday, 27th December 2018, 14:54

DIY POUNDLAND....'cheap and nasty'

TIP: Just hang from tree, and do not remove from packaging as they will be like new for next year, and no need for batteriesĀ 

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