GT511C3

Library for GT-511C3 fingerprint scanner

installation

npm install @juanjofp/gt511c3

Usage

import { createSerialPortObservable } from '@juanjofp/serialport-observable';

const serialPortObservable = createSerialPortObservable('/dev/ttyAMA0', {
    baudRate: 9600
});

const finger = gt511c3(serialPortObservable);
try {
    await finger.connect();
    const fingerId = await finger.findIdForPressedFinger();
    console.log('Finger found: ', fingerId);
} finally {
    await finger.disconnect();
}