As shown in the above musical fountain circuit diagram, the sound sensor is powered with 3.3V supply of Arduino Nano and the output pin of the sound sensor module is connected to the analog input pin ...

The circuit diagram ... Arduino software platform is used to develop the source code. The code defines the motion sensor and relay pins, setting one as input and the other as output. The loop ...

SCL Serial Clock - The signal that synchronizes the data transfer between OLED and Arduino ... one pin of each button to a digital input pin on the Nano, and the other pin to the GND pin of the Nano.

Here's an outline of the code: Capture audio samples Perform the FFT library function on the samples Map the FFT output to the display ... which are read by the Arduino Nano through its analog input ...

On the Uno, Nano ... the board's Arduino Store page). PWM pins in the diagram have the same tilde sign in front of the pin numbers. PWM pins are generally used in controlling output devices ...

Clock Speed 16 MHz PIN DIAGRAM FOR ATMEGA 328 FIGURE-02 PROCEDURE Open tinker cad account Select Arduino uno , bread board , digital input and digital output Connect the circuit as given in the figure ...