BOSON: Heart Rate Monitor Sensor i20

BOSON analog optical heart rate sensor operating at 3V–5V, compatible with Arduino and micro:bit for wearable and fitness prototype projects.

Logical pinout · physical placement not verified

GND
Type · Ground
VCC
Type · Power
SIG
Type · Signal

Pin	Type
GND	Ground
VCC	Power
SIG	Signal

Logical pinout · physical placement not verified

Pin details

3 connections

GND
Ground
VCC
Power
SIG
Signal

Start wiring

UART · I2C · Analog · 3.3 – 5 V · Breakout

Verify supply voltage and logic levels before powering up.

Module pins: VCC, GND, SIG. Schematik maps them to your board in the app.

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Pinout