const app = getApp(); Component({ data: {}, methods: { bindOk() { this.triggerEvent('deviceEvent', { status: true }); }, // 开始 OTA 升级 startOtaUpgrade() { const activeProtocol = app.globalData.ppScale.activeProtocol; if (!activeProtocol) { wx.showToast({ title: '设备未连接,请重新连接', icon: 'none' }); return; } // status: false = 成功,true = 失败 activeProtocol.codeOtaUpdate((status) => { console.log(status); }); } } });