MAX30102 Pulsoximeter Herzfrequenzsensor Modul SpO2 BPM I2C für Arduino ESP32

MAX30102 Module Arduino UNO ESP32 STM32 ---------------- ------------ ----- ------ VIN / VCC ---------> 3.3V 3.3V 3.3V GND ---------------> GND GND GND SDA ---------------> A4 GPIO21 SDA SCL ---------------> A5 GPIO22 SCL INT (optional) ----> D2 GPIO4 GPIO NOTE: Use 3.3V logic.

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