BluetoothRemoteGATTCharacteristic.writeValue()

write a value to the characteristic;

BluetoothRemoteGATTCharacteristic.writeValue(data)

parameters

• data

  The parameter that needs to be written; the type of the parameter is a DateView;

return value

Retrun a Promise;

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")
    }
  })
  .then(res => {
    if(res.success){
      const bluetoothRemoteGATTCharacteristic = res.data;
      const buffer = new ArrayBuffer(16);
      const data = new DataView(buffer);
      return bluetoothRemoteGATTCharacteristic.writeValue(data)
    }
  })
  .catch(err => console.error(err))

Platform Compatibility

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

Related Links

BluetoothRemoteGATTCharacteristic