MAX30102 Pulse Oximeter Sensor
Heart-rate and SpO2 sensor module for health monitoring demos.
AI Ready Overview
Quick Summary
MAX30102 is a biomedical sensor commonly used in FYP and embedded projects. It is best for health monitoring demo and wearable prototype, with wiring and testing planned around Arduino, ESP32, Raspberry Pi.
Difficulty
Intermediate
Time Required
1-2 weeks for wiring, basic code, platform integration and repeated test readings
Cost
RM10-RM30 module range in Malaysia; full project cost depends on scope.
Components
MAX30102, Arduino, ESP32, Raspberry Pi
Overview
What is MAX30102?
MAX30102 uses optical sensing for pulse and SpO2-style demos. It is common in wearable health monitoring FYP projects but needs careful placement and filtering.
Engineering Reference
Quick Specs
| Operating Voltage | 3.3V / 5V module |
|---|---|
| Interface | I2C |
| Difficulty | Intermediate |
| Typical Malaysia Price | RM10-RM30 |
| Best For | Health monitoring demo, Wearable prototype |
Real Usage Notes
Suitable / Not Suitable
Suitable for
- ✓ Health monitoring demo
- ✓ Wearable prototype
- ✓ Pulse trend measurement
Not suitable for
- ✕ Medical diagnosis
- ✕ Certified patient monitoring
- ✕ Loose finger placement
Build Planning
Difficulty
MAX30102 is rated Intermediate. Plan around 1-2 weeks for wiring, basic code, platform integration and repeated test readingsdepending on wiring, libraries, calibration, dashboard/app integration and testing evidence.
Build Planning
Time Required
1-2 weeks for wiring, basic code, platform integration and repeated test readings
Malaysia Price Guidance
Cost
Typical module price range: RM10-RM30. This is component guidance only; a complete FYP cost depends on controller, sensors, casing, display, app/dashboard, documentation and timeline.
Connections
Connection overview
Power
Use only a supply supported by the exact board or module variant. Common listings for this part mention 3.3V or 5V module.
Ground
Connect a common ground between the controller, module and any external supply.
Primary interface
Plan for I2C; confirm the exact terminal names in the manufacturer documentation.
Variant-specific connections
Connector names and optional pins can differ between breakout-board revisions.
Platform Notes
Wiring Guides
MAX30102 with Arduino / ESP32
This is a planning overview, not a board-specific pin map. Confirm the exact module revision, supply limits and I2C terminals in its datasheet before wiring. Use suitable level shifting when logic voltages differ.
| Power | Confirm against the exact board; listed variants commonly use 3.3V / 5V module |
|---|---|
| Ground | Common ground with the controller |
| Interface | I2C (exact pins vary by module) |
Fix Common Problems
Troubleshooting
Troubleshooting
Common Mistakes
FYP Ideas Using MAX30102
Related Projects
Compare Options
Alternative Components
Student Questions
FAQ
Is MAX30102 good for FYP projects?
Yes, MAX30102 is suitable for FYP work when the project matches its limits: Health monitoring demo and Wearable prototype.
What is the most common MAX30102 mistake?
Treating readings as medical grade