So even if you don’t need an R-2R DAC based waveform generator, go check this project out. There’s good ideas at every turn. Posted in Arduino Hacks Tagged arduino , calculator , dac , lcd , r ...

Create a real-time LED audio waveform display using an Arduino microcontroller. This project uses a frequency-to-voltage converter, a WS2812B LED strip, and Arduino to visualize audio pitch and volume ...

-Connect your WS2812b to a 5v power source (don't connect it directly to your Arduino, it's templting but anything over 800mAh will put your Arduino under stress). -The center pin on the LED strip, ...

The audio waveform is a basic visual representation of a sound recording. Almost all audio editing software use waveforms to graphically display sound and have done since their inception.

The official Arduino website explains more about the project : The CALEIDUINO is an Arduino-based digital and sound reactive kaleidoscope, designed to serve as a toy, an art object, and a tool for ...

Looking for a digital recreation of the classic analog volume unit (VU) meter? If you’ve got an Arduino, a few passive components, and a SSD1306 OLED, then [mircemk] might have the answer for… ...