diff -r 30d8bcb1ebb4 -r bc6a0f25a229 src/Door_accessory.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Door_accessory.js	Fri Jan 19 11:54:24 2018 -0600
@@ -0,0 +1,115 @@
+var Accessory = require('../').Accessory;
+var Service = require('../').Service;
+var Characteristic = require('../').Characteristic;
+var uuid = require('../').uuid;
+var PythonShell = require('python-shell');
+
+var door = exports.accessory = new Accessory('Door', uuid.generate('hap-nodejs:accessories:door'));
+door.username = 'C1:5D:3A:EA:54:AB';
+door.pincode = '031-45-154';
+
+door.getService(Service.AccessoryInformation)
+    .setCharacteristic(Characteristic.Manufacturer, 'Raspberry Pi')
+    .setCharacteristic(Characteristic.Model, 'Zero W')
+    .setCharacteristic(Characteristic.SerialNumber, 'A1S2NASF88EW');
+
+var DOOR = {
+    lockTimeout: 10000, // milliseconds - 10 sec
+
+    pyshell: new PythonShell('doord.py', {
+        mode: 'text',
+        pythonPath: '/usr/bin/python3',
+        pythonOptions: ['-u'],
+        scriptPath: 'python/'
+    }),
+
+    lock: function() {
+        console.log('locking door');
+        this.pyshell.send('lock');
+    },
+
+    unlock: function() {
+        console.log('unlocking door');
+        this.pyshell.send('unlock');
+    },
+
+    identify: function() {
+        console.log('identify door');
+    },
+
+    listenDoorbell: function(doorbellOnCallback, doorbellOffCallback) {
+        this.pyshell.on('message', function (message) {
+            console.log(message);
+            switch(message) {
+            case 'doorbell_on':
+                doorbellOnCallback();
+                break;
+            case 'doorbell_off':
+                doorbellOffCallback();
+                break;
+            }
+        });
+    }
+};
+
+door.on('identify', function(paired, callback) {
+    DOOR.identify();
+    callback();
+});
+
+door.addService(Service.Doorbell, 'Doorbell');
+door.addService(Service.CameraRTPStreamManagement, 'Psudo-Camera');
+door.addService(Service.Speaker, 'Psudo-Speaker');
+door.addService(Service.Microphone, 'Psudo-Microphone');
+
+door.addService(Service.LockMechanism, 'Door')
+    .setCharacteristic(Characteristic.LockTargetState, Characteristic.LockTargetState.SECURED) // force initial state
+    .setCharacteristic(Characteristic.LockCurrentState, Characteristic.LockCurrentState.SECURED)
+    .getCharacteristic(Characteristic.LockTargetState)
+    .on('set', function(value, callback) {
+        setDoorTargetState(value);
+        callback();
+    });
+
+function setDoorTargetState(value) {
+    switch(value) {
+    case Characteristic.LockTargetState.UNSECURED:
+        unlockDoor();
+        break;
+    case Characteristic.LockTargetState.SECURED:
+        lockDoor();
+        break;
+    }
+}
+
+function unlockDoor() {
+    DOOR.unlock();
+    door.getService(Service.LockMechanism)
+        .setCharacteristic(Characteristic.LockCurrentState,
+                           Characteristic.LockCurrentState.UNSECURED);
+    scheduleUnlockTimeout();
+}
+
+function lockDoor() {
+    DOOR.lock();
+    door.getService(Service.LockMechanism)
+        .setCharacteristic(Characteristic.LockCurrentState,
+                           Characteristic.LockCurrentState.SECURED);
+}
+
+function scheduleUnlockTimeout() {
+    setTimeout(function() {
+        console.log('unlock timeout door');
+        door.getService(Service.LockMechanism)
+            .setCharacteristic(Characteristic.LockTargetState,
+                               Characteristic.LockTargetState.SECURED);
+    }, DOOR.lockTimeout);
+}
+
+DOOR.listenDoorbell(
+    function() {
+        door.getService(Service.Doorbell)
+            .setCharacteristic(Characteristic.ProgrammableSwitchEvent,
+                               Characteristic.ProgrammableSwitchEvent.SINGLE_PRESS);
+    },
+    function() {});