Building connected Product using Android Things

Building connected Product using Android Things

Presented at DevFest CZ , Prague Czech Republic.

In this presentation, Rebecca will look into using the Android Things platform as a way in which you can build connected products using Android. Rebecca will cover controlling your Android Things device with the Google Assistant. She will also talk through some different options for storing data for IoT devices. She will also showcase a few different applications of Android Things.

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Rebecca Franks

November 04, 2017
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Transcript

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    Building a connected Product using Android Things Rebecca Franks Android

    Engineering Lead at DVT Google Developer Expert Android @riggaroo
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    Interactive Ads Vending Machines Point of Sale Stock Control Retail

    Cameras Gateways Access Control Smart Meters Business Asset Tracking Fleet Management Driver Assist Predictive Service Logistics Security Systems Smart Doorbells Routers Energy Monitors Home Android Things is ideal for powerful, intelligent devices that need to be secure.
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    Applications Launcher Phone Messaging Contacts Calendar Browser Settings Application Framework

    Activity Manager Window Manager Power Manager Resource Manager XMPP Service Content Providers Wallpapers System UI Package Manager Telephony Manager Location Manager Connectivity Manager View System Runtime Permissions Soft Keyboards Notifications Libraries Surface Manager Media Framework Chromium SSL HAL Audio Manager SQLite Open GL libc Core Libraries Android Runtime (ART) Android Runtime Linux Kernel Display Driver Camera Driver Bluetooth Driver Binder (IPC) Driver USB Driver Audio Driver WiFi Driver Power Management
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    Applications Launcher Phone Messaging Contacts Calendar Browser Settings Application Framework

    Activity Manager Window Manager Power Manager Resource Manager XMPP Service Content Providers Wallpapers System UI Package Manager Telephony Manager Location Manager Connectivity Manager View System Runtime Permissions Soft Keyboards Notifications Libraries Surface Manager Media Framework Chromium SSL HAL Audio Manager SQLite Open GL libc Core Libraries Android Runtime (ART) Android Runtime Linux Kernel Display Driver Camera Driver Bluetooth Driver Binder (IPC) Driver USB Driver Audio Driver WiFi Driver Power Management
  5. 11.

    Applications Launcher Phone Messaging Contacts Calendar Browser Settings Application Framework

    Activity Manager Window Manager Power Manager Resource Manager XMPP Service Wallpapers System UI Package Manager Telephony Manager Location Manager Connectivity Manager View System Soft Keyboards Notifications Libraries Surface Manager Media Framework Chromium SSL HAL Audio Manager SQLite Open GL libc Core Libraries Android Runtime (ART) Android Runtime Linux Kernel Display Driver Camera Driver Bluetooth Driver Binder (IPC) Driver USB Driver Audio Driver WiFi Driver Power Management Things Support Library Peripheral I/O Device Management User Drivers Connectivity
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    Distribution with Android Things Android Framework Hardware Libraries Linux Kernel

    Managed by Google Apps User Drivers Managed by Developers
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    Android Things Console • Manage your Android Things IoT Product

    • Download and install the latest Android Things system image • Build factory images that contain OEM applications along with the system image • Push over-the-air (OTA) updates partner.android.com/things/console
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    Hardware Integration Peripheral Driver Library - Github + many more...

    bit.ly/androidthings-github Button GPS PWM Servo RGB LED Strip Temperature Sensor Capacitive Touch Buttons Peripheral I/O - Low Level Access GPIO PWM I2C SPI UART I2S
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    //Automatically added in AndroidManifest.xml <application ...> <uses-library android:name="com.google.android.things"/> <activity ...>

    <!-- Launch activity automatically on boot --> <intent-filter> <action android:name="android.intent.action.MAIN"/> <category android:name="android.intent.category.IOT_LAUNCHER"/> <category android:name="android.intent.category.DEFAULT"/> </intent-filter> </activity> </application>
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    //Automatically added in AndroidManifest.xml <application ...> <uses-library android:name="com.google.android.things"/> <activity ...>

    <!-- Launch activity automatically on boot --> <intent-filter> <action android:name="android.intent.action.MAIN"/> <category android:name="android.intent.category.IOT_LAUNCHER"/> <category android:name="android.intent.category.DEFAULT"/> </intent-filter> </activity> </application>
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    GPIO - General Purpose Input / Output - Programmable way

    to read true / false values (1 or 0) (push button, PIR Sensor) - Write true/false values (LED) - Configurable
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    //Accessing Sensor Data private val motionSensorGpio: Gpio = PeripheralManagerService().openGpio(motionSensorPin) fun

    start() { motionSensorGpio.setDirection(Gpio.DIRECTION_IN) motionSensorGpio.setActiveType(Gpio.ACTIVE_HIGH) motionSensorGpio.setEdgeTriggerType(Gpio.EDGE_BOTH) motionSensorGpio.registerGpioCallback(object : GpioCallback() { override fun onGpioEdge(gpio: Gpio): Boolean { if (gpio.value) { motionListener.onMotionDetected() } else { motionListener.onMotionStopped() } return true } }) }
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    //Accessing Sensor Data private val motionSensorGpio: Gpio = PeripheralManagerService().openGpio(motionSensorPin) fun

    start() { motionSensorGpio.setDirection(Gpio.DIRECTION_IN) motionSensorGpio.setActiveType(Gpio.ACTIVE_HIGH) motionSensorGpio.setEdgeTriggerType(Gpio.EDGE_BOTH) motionSensorGpio.registerGpioCallback(object : GpioCallback() { override fun onGpioEdge(gpio: Gpio): Boolean { if (gpio.value) { motionListener.onMotionDetected() } else { motionListener.onMotionStopped() } return true } }) }
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    //Accessing Sensor Data private val motionSensorGpio: Gpio = PeripheralManagerService().openGpio(motionSensorPin) fun

    start() { motionSensorGpio.setDirection(Gpio.DIRECTION_IN) motionSensorGpio.setActiveType(Gpio.ACTIVE_HIGH) motionSensorGpio.setEdgeTriggerType(Gpio.EDGE_BOTH) motionSensorGpio.registerGpioCallback(object : GpioCallback() { override fun onGpioEdge(gpio: Gpio): Boolean { if (gpio.value) { motionListener.onMotionDetected() } else { motionListener.onMotionStopped() } return true } }) }
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    Smart Home App 1. Setup an OAuth 2.0 server for

    account linking. 2. Create an Actions on Google developer project. 3. Create an action package, declaring support for Smart Home intents. 4. Provide fulfillment of Smart Home intents. (Cloud function) 5. Test and submit your app for approval.
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    Firebase Realtime Database Cloud Firestore - Beta - Advanced Querying

    - Automatic Scaling - Next Generation - Public - Store and sync data in realtime - Hard querying BETA
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    Firebase Realtime Database data class User(val name: String? = null,

    val surname: String? = null) val ref = FirebaseDatabase.getInstance().getReference(FIREBASE_MOTION_LOGS).push() ref.setValue(User(“Rebecca”,“Franks”))
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    Firebase val db = FirebaseFirestore.getInstance() val newUser = User("Ada", "Lovelace")

    db.collection("users") .add(newUser) .addOnSuccessListener { ref -> Log.d(TAG, "Added user with ID: " + ref.id) } .addOnFailureListener { err -> Log.w(TAG, "Error adding user", err) } Cloud Firestore BETA
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    Example Device (Android Things) Google Cloud IoT Core Cloud Pub

    Sub Server or Cloud Function It is cold It is cold It is cold Turn on heat Turn on heat
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