HarmonyOS手机如何使用nfc功能

{ 
  "devices": { 
    "general": [ 
      //这里要和module.json5中设备类型保持一致 
      "phone" 
    ] 
  }, 
  "development": { 
    "addedSysCaps": [ 
      "SystemCapability.Communication.NFC.Core", 
      "SystemCapability.Communication.NFC.CardEmulation", 
    ] 
  } 
}