topas/christmas-lights

Arduino Christmas lights with wired remote control

Arduino Christmas Lights

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.

Hardware from Aliexpress:

• 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)

Wiring

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.

Used libraries:

• WS2812FX
• OneButton