WS2811 (WS2812) based christmas lights with wired remote control for my daughter. Features: 8 buttons to choose colors, 1 button to change brightness, 1 button to choose effects.
- 50 WS2811 LEDs on green wire
- Arduino micro clone (because of 5V logic)
- Plastic box
- Push buttons (10 pcs)
- 5V power supply (15W, 3A at least)
| Arduino Pin | Purpose |
|---|---|
| 2 | White button |
| 3 | Violet button |
| 4 | Blue button |
| 5 | Green button |
| 6 | LED data |
| 7 | Yellow button |
| 8 | Orange button |
| 9 | Red button |
| 10 | Pink button |
| 14 | Brightness button |
| 16 | Mode button |
- All buttons have common ground, OneButton library sets internal pullup resistor
- Used Arduino micro has voltage regulator on USB input, to avoid its overload bypass it via shortcutting J1 contacts on the board.