Wristband Heart Rate Pulse Sensor Electrocardiogram Light Reflection Module Heartbeat Pulse Wearable Device


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SKU: 1005002836377527 Category:


  • Camera Equipped: No
  • State of Assembly: Ready-to-Go
  • Compatibility: Others
  • Brand Name: OYMotion
  • Certification: CE
  • Origin: Mainland China

Module electrical parameters

Input VCC 3v-5v

Output Ao signal adjustable

Output Do signal is high and low

Pin Function Description

vCC, GND power connector

EN select pin: connect to VCC to select, dangle or connect to GND to not select.

Control IR emission

AO analog signal output, the output is heart rate waveform, can be collected by oscilloscope, microcontroller AD signal.

DO digital signal output, through the module op-amp comparison circuit output high and low level heart rate signal, convenient heart rate counting.

How to use?

The heart rate monitor is connected to the Arduino in the following way.

Send code on Arduino (see attachment)

The serial oscilloscope is simple to use.

1. Connect the module and open the serial oscilloscope after plugging the Arduino into the PC.

2. Select the serial port number and open the serial port.

3. Click on the ZedGraph interface to start acquiring the heart rate waveform.