Web Bluetooth
in Action

Peter O'Shaughnessy

@poshaughnessy

Samsung Internet

bit.ly/what-is-samsung-internet

ByBox

ByBox Stockonnect app by pebble {code} and ByBox

The physical world & the digital world are merging 🔀

...And your smartphone is at the centre 📱

Some smart objects may be a bit "out there" 👽

Smart Scarf

But some are fun 🎮

Anki Overdrive

And some can even save lives 🏥

Smart Monitor SmartWatch

Smart Monitor via wearable-technologies.com

Bluetooth Low Energy (BLE)

BLE

Generic ATTributes (GATT)

BLE characteristic properties

ByBox comms

Node (desktop)
React Native (mobile)
Cordova (mobile)
Web Bluetooth (desktop/mobile)

caniuse.com

Intent to ship in m56: bit.ly/intent-to-ship-web-bluetooth-chrome

Chrome Origin Trial

Until late Jan 2017

bit.ly/WebBluetoothOriginTrial

navigator.bluetooth.requestDevice({
  filters: [{
    name: 'SomeAmazingRobot'
  }],
  optionalServices: ['battery_service']
})
...

Bluetooth pairing prompt

  ...
  .then(device => device.gatt.connect())
  .then(server => server.getPrimaryService('battery_service'))
  .then(service => service.getCharacteristic('battery_level'))

  ...
  .then(characteristic => {
    // Read battery level
    return characteristic.readValue();
  })
  .then(value => {
    var batteryLevel = value.getUint8(0);
    console.log('Battery level', batteryLevel);
  });

bit.ly/chrome-bluetooth-guide