Controls a WS2811 based strand of LEDs. Accepts input from a Rotary Encoder (pattern select) and Potentiometer (brightness). Stores current pattern in to memory for recall after power loss. Based on Christmas 2016 design and modified for more attention grabbing patterns.
Connections:
VCC = 5v
WS2811:
GND -> GND
VCC -> VCC
DAT -> Digital 6
Rotary Encoder:
D 3 <- -> D 4
GND <- O |
D 2 <- -> GND
Potentiometer:
/-> GND (alternative A0)
Q-> A1
\-> VCC (alternative A1)