Smart Poi Version 8

Version 8 of the SmartPoi project. Now cheaper and even easier to make, with updated software.

Hardware:

Links to all of the necessary components on my shop page here: https://shop.circusscientist.com/product-category/SmartPoi_Version_8/

  1. WS2812B LED Strip (240px/m)
  2. Polycarbonate tube
  3. D1 Mini (USB-C)
  4. Jack Switch
  5. LiPo Battery (1000 MAh)

Directions:

1. cIrcuit:

2. putting it together:

Cut the LED strip (here I am using 60px segments):

Solder the LED Strip wires (be sure to do it correctly, arrow points away from wire):

Solder the Jack Switch wires:

Test connections on Jack Switch (check with jack in for charging and out for on – red and yellow wires here are connecting battery with circuit when jack is not plugged in, but jack in connects charger to red wire only)
Test LED strip connections also:

Add a rigid strip (I’m using perspex here) for backing to LED Strip. Also sticky backed rubber for spacing and shock absorbtion:

Example for rubber (I don’t have a link it’s from the local hardware):

More rubber for the Polycarbonate Tube (I’m putting the circuit inside a plastic pipe) – not using the nice PC tube from Aliexpress here as mine hasn’t arrived yet:

All set up and ready to put together:

Solder all wires (there are a lot!):

Make a hole for the jack switch (it has a screw on nut to secure it):

Put the circuit inside and fit the tube with LED strip. I used more rubber for keeping the circuit in place in the pipe, and screws to hold the PC tube in place:

SPIN:

Notes:

Charger circuit coming soon

Works fine with APA102 as well, just add a wire from Clock to pin D1

Pins on the new Wemos are no longer labeled D1, D1 in Arduino, just use 1 and 2..

The circuit diagram is simplified, you need 2 strips just wire them in paralell (GND-GND, 5v-5v, Data-Data)

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