Stereo NeoPixel Ring VU Meter

A stereo VU meter built with an Arduino Nano and two NeoPixel LED rings.

Oct 10, 2017

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Components and supplies

1

Arduino Nano R3

1

Jumper wires (generic)

1

Resistor 10k ohm

2

NeoPixel Ring: WS2812 5050 RGB LED

1

Button

1

Breadboard (generic)

2

Rotary potentiometer (generic)

1

Capacitor 1 mF 6.3V

1

Resistor 470 ohm

Apps and platforms

1

Arduino IDE

Project description

Code

20180202 VU meter update

arduino

Updated code with a lot of changes. Note: use the updated diagram, there are some changes in pin connections - multiple color schemes - option to connect 2 strip or rings on 2 output pins of the Arduino (the previous code used 1) - option for pulsing and spinning - option for logarithmic audio response

20171105 VU meter

arduino

Updated code with optional dropping and bouncing peaks and several other settings.

Old LCD, LED and LED strip test version.

arduino

20180202 VU meter update

arduino

Updated code with a lot of changes. Note: use the updated diagram, there are some changes in pin connections - multiple color schemes - option to connect 2 strip or rings on 2 output pins of the Arduino (the previous code used 1) - option for pulsing and spinning - option for logarithmic audio response