1. Introduction
The Keyes MAX30102 Heart Rate Sensor Module, a new DIY electronic building block for 2021, is a high-precision biometric sensor specifically designed for real-time monitoring of heart rate and blood oxygen saturation. It is suitable for applications such as health monitoring, fitness tracking, and medical devices.
2. Features
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Environmentally friendly materials : Made of black environmentally friendly materials that meet modern safety standards.
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Multifunctional measurement : It can simultaneously measure heart rate and blood oxygen, providing accurate health data.
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I2C interface : Easily connect to various microcontrollers via the I2C interface.
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Wide compatibility : Compatible with various controllers such as Arduino and Raspberry Pi, facilitating integration.
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Easy to use : The modular design is intuitive, the wiring is simple, and it is suitable for all types of developers.
3. Specifications
|
parameter |
describe |
|---|---|
|
model |
KE4058 |
|
Sensor type |
MAX30102 Heart Rate Sensor |
|
Wire length |
200mm |
|
Operating voltage |
DC 3.3V to 5V |
|
Interface type |
I2C |
|
Power consumption |
Approximately 50mA (when operating at 5V) |
4. Working Principle
The MAX30102 measures heart rate and blood oxygen saturation using photoelectric methods. Its working principle is as follows:
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Power connection : Connect to power via VCC and GND, supporting DC 3.3V to 5V.
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Signal output : Real-time data is output via the I2C interface for easy reading and processing.
5. Foot position description
|
Pin Name |
describe |
|---|---|
|
VCC |
Connect to the positive power supply; supports DC 3.3V to 5V. |
|
GND |
negative power connection |
|
SDA |
Data cable, used for I2C communication |
|
SCL |
Clock line, used for I2C communication |