@s89/ble-ancs/examples/test-gpio.js

An Apple ANCS reciever from Linux. It is a combination of the Bleno, Noble and ANCS projects from Sandeep Mistry

var BleAncs = require('../index');
var Gpio = require('onoff').Gpio,
  led = new Gpio(4, 'out');


var ancs = new BleAncs();

ancs.on('notification', function(notification) {

//will blink an led on GPIO pin 4 everytime there is a new notification

	notification.readTitle( function(title) {
		notification.readMessage( function(message) {
			console.log("Notification: " + notification);
			
		});
	});
	led.write(1, function() {          // Set pin 16 high (1) 
   		setTimeout(function() {
   			led.writeSync(0);                   // Close pin 16 
    	},1000);
	});

});