onLoad: function () {
    //调用wx.getNFCAdapter()获取NFC适配器实例
    const adapter = wx.getNFCAdapter();
    console.log("获取NFC实例", adapter)
    adapter.onDiscovered(res => {
      console.log("读取到卡片了", res);
      let tagId = res.id;
      console.log("获取到tagID：", tagId);
      if (res.techs.includes(adapter.tech.mifareClassic)) {
        console.log('发现' + adapter.tech.mifareClassic + '卡');
        let mifareClassic = adapter.getMifareClassic();
       
        mifareClassic.connect({
          success: res => {
            console.log("设备已连接", res)
            console.log("开始拼接验密指令。。。");
            var arr = [0x60, 0x04, 0x11, 0x22, 0x33, 0x44, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF];
            var arrayBuffer = new Uint8Array(arr).buffer
            console.log("解密指令为：", arrayBuffer);
            mifareClassic.transceive({
              data: arrayBuffer,
              success: function (res) {
              console.log('发送数据并解密成功, 接收数据如下:', res);
              },
              fail: function (err) {
                console.log('发送数据失败A', err);
              }
            })
          }
        })
        mifareClassic.isConnected({
          success: function (isConnected) {
            console.log('成功连接', isConnected);
            var arr02 = [0x30, 0x04];
            var arrayBuffer02 = new Uint8Array(arr02).buffer
            mifareClassic.transceive({
              data: arrayBuffer02,
              success: function (res) {
                console.log('读取数据:', res);
              },
              fail: function (err) {
                console.log('失败', err);
              }
            })
          }
        });
      }
    })
    adapter.startDiscovery({
      fail(err) {
        console.log('failed to discover:', err)
      }
    })
  },
  onHide() {
    if (this.nfc) {
      this.nfc.stopDiscovery()
    }
  }

经验证，水风轻的例子是正确的

经验证，水风轻的例子是正确的

找到解决方法了吗?