BluetoothRemoteGATTCharacteristic.writeValue()

向特征写入值；

BluetoothRemoteGATTCharacteristic.writeValue(data)

参数

• data

  需要写入的参数；参数的类型是一个DateView;

返回值

返回一个Promise

示例

 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))

平台兼容性

属性/方法/事件	Android	IOS	Desktop-Dev	Desktop
writeValue	✅	✅	✅	X

相关链接

BluetoothRemoteGATTCharacteristic