What you'll learn
- Understand the principles of Photoplethysmography (PPG) for non-invasive biometrics.
- Configure I2C communication between a microcontroller and a high-precision medical sensor.
- Interpret real-time raw data using the Arduino IDE Serial Plotter.
- Manage sensor power requirements and sampling rates via code libraries.
What's in the kit
- Arduino Uno R3
- MAX30102 Pulse Oximetry Sensor
- Breadboard
- Jumper Wires (M-M) pack
- USB Cable (Type A to B)
Protocol: I2C
Related projects
Project 41
Analog Pulse Sensor (BPM)
Visualize your own heartbeat in real-time by measuring light reflection through your skin!
Project 38
TCS3200 Colour Sensor
Give your Arduino 'vision' by detecting and distinguishing between millions of different colors.
Project 42
SD Card Module — datalogger
Turn your Arduino into a professional data logger by saving real-time information to a MicroSD card.

