A function / signal generator based on the AD9833 function generator chip. It uses an LCDOLED screen to display a waveform menu and output frequency, and has 5 input buttons (up, down, left, right, ...

Audio Signal Capture: The MAX9814 microphone captures audio signals and converts them to analog signals, which are read by the Arduino Nano through its analog input pin.. Sampling: The Arduino Nano ...

The Arduino OLED Dice project is a digital way of rolling dice with auto power OFF function. Aside of a typical push button switch, it uses a tilt switch sensor to start rolling the dice as shown on ...

In this DIY project we will make a simple low cost Arduino based oscilloscope that will use a 1.3” OLED display and could be useful to provide accurate waveform visualization. ... low-cost ...

This project uses an Arduino-based ECG and SpO₂ monitoring system to track vital signs, including pulse rate, oxygen levels and ECG signals. With the MAX30102 sensor and AD8232 ECG module, it displays ...

In the design, a capacitor is used to connect the audio input signal to the analog input 1 of the Arduino board. A DC offset is added to the audio signal by the 2 resistors and a trim pot while the ...

Understand the Working of the AD9833 Function Generator IC. At the heart of our project is the AD9833 Programmable Waveform Generator IC which is designed and developed by analog devices.It is a low ...

By using an Arduino to produce tones of various stepped frequencies, ... A 128×64 pixel OLED display provides user instructions, and a rotary encoder with push-button serves as the user input.