BluetoothRemoteGATTService.getCharacteristic()

BluetoothRemoteGATTService.getCharacteristic() queries the characteristic object of a certain service in the Bluetooth device;

BluetoothRemoteGATTService.getCharacteristic(uuid)

参数

• uuid

  The identifier of the bluetooth characteristic that needs to be queried;
  The type of the parameter value is a string;

返回值

Returns a Promise, resolves to a BluetoothRemoteGATTCharacteristic object

Example

  import { bluetoothPlugin } from "@plaoc/plugins";

  bluetoothPlugin
  .open()
  .then(res => {
    if(res.success){
      const options = {
        acceptAllDevices: true,
        optionalServices: ["00003802-0000-1000-8000-00805f9b34fb"],
      }
      return bluetoothPlugin.requestAndConnectDevice(options)
    }
  })
  .then(res => {
    if(res.success){
      const bluetoothRemoteGATTServer = res.data;
      return bluetoothRemoteGATTServer
      .getPrimaryService("00003802-0000-1000-8000-00805f9b34fb")
    }
  })
  .then(res => {
    if(res.success){
      const bluetoothRemoteGATTService = res.data;
      bluetoothRemoteGATTService.getCharacteristic("00004a02-0000-1000-8000-00805f9b34fb")
    }
  })
  .catch(err => console.error(err))

Platform Compatibility

Property/Method/Event	Android	IOS	Desktop-Dev	Desktop
getCharacteristic	✅	✅	✅	X

Related Links

BluetoothPlugin;

BluetoothRemoteGATTService