Device.bluetoothGetPaired()
Overview
On an Android device, returns a list of paired Bluetooth devices.
Added in version 2.1.29
Format
var devices = Device.bluetoothGetPaired();
| Parameter | Description | Type | Required | Notes |
|---|---|---|---|---|
| devices | Returns a list of paired Bluetooth devices. | Array of object | Return value | May return undefined or null if there is no Bluetooth adapter. |
Paired Device Object
| Value | Description | Type |
|---|---|---|
| name | The friendly name of the Bluetooth device. | String |
| address | The MAC address of the Bluetooth device. | String |
| class | The device class of the Bluetooth device. See Bluetooth Class of device below. | Integer |
| uuids | An array of Bluetooth supported feature UUIDs reported for the device. See Bluetooth Supported Feature UUIDs below. | Array of string |
Bluetooth Class of Device
The Bluetooth class of device is a number identifier that helps to categorize devices. This information is broadcast when the device is in pairing mode and collected during discovery. If a device is connected without discovery, it may be set to Unknown (7936 (0x1F00)).
See "Class of Device" in the Assigned Numbers document at https://www.bluetooth.com/specifications/assigned-numbers/
Here are a few common classes:
| Class | Description |
|---|---|
| 1028 (0x0404) | Audio/Video - Headset |
| 1048 (0x0418) | Audio/Video - Headphones |
| 1044 (0x0414) | Audio/Video - Loudspeaker |
| 1664 (0x0680) | Imaging - Printer |
| 7936 (0x1F00) | Unknown |
Bluetooth Supported Feature UUIDs
UUIDs specify services provided by a Bluetooth device.
See "SDP Service Class and Profile Identifiers" in the Assigned Numbers document at https://www.bluetooth.com/specifications/assigned-numbers/
Here are a few common UUIDs:
| Class | Description |
|---|---|
| 00000000-0000-1000-8000-00805f9b34fb | Bluetooth Base |
| 00001108-0000-1000-8000-00805f9b34fb | Headset Profile |
| 0000111e-0000-1000-8000-00805f9b34fb | Hands-Free Profile |
| 00001101-0000-1000-8000-00805f9b34fb | Serial Port Profile |
| 0000110b-0000-1000-8000-00805f9b34fb | Advanced Audio Distribution Profile |
Example
/* Gets a list of devices and dumps it to the log when the 0 key is pressed.
*/
WLEvent.onKey(0x30, function(event) {
var paired = Device.bluetoothGetPaired() || "Sorry cannot get list";
Logger.debug(JSON.stringify(paired));
});