Gravity: Capacitive Fingerprint Sensor (I2C, 80 Fingerprints)

Compact capacitive fingerprint sensor with 360-degree matching, self-learning, and I2C interface. Stores up to 80 fingerprints; suitable for locks and identity verification.

Logical pinout · physical placement not verified

VCC
Type · Power
GND
Type · Ground
SCL
Type · I2C
SDA
Type · I2C
IRQ
Type · Signal
LED
Type · Control

Pin	Type
VCC	Power
GND	Ground
SCL	I2C
SDA	I2C
IRQ	Signal
LED	Control

Logical pinout · physical placement not verified

Pin details

6 connections

VCC
Power
GND
Ground
SCL
I2C
SDA
I2C
IRQ
Signal
LED
Control

Start wiring

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

Confirm the data interface matches your host board.

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

Biometrics

25 other options

UART/I2C fingerprint modules, MAX30102 PPG breakouts, and analog ECG/EMG front-ends for access control and hobby biometric sensing.

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