//加載sdk
const aliyunIot = require('aliyun-iot-device-sdk');
//創建設備實體
const device = aliyunIot.device({
//激活憑證,這里替換成在平臺申請到的真實設備憑證
productKey: 'a1lDtBtQ1eR',
deviceName: 'test2',
deviceSecret: '2WNnV5KpkbzZJ3Q3wpLNH1k36s0gry9f',
});
device.on('connect', () => {
//連接成功
console.log('connect successfully');
//監聽云端訊息
device.serve('property/set', params => {
console.log('receieve params:', params);
//原樣上報
console.log('post props:', params);
device.postProps(params, err => {
if(err){
return console.log('post error:', err);
}
console.log('post successfully！');
});
});
});
device.on('error', (err) =>{
console.log('error',err);
});
錯誤：PS C:\Users\moreo\virtual-nodejs> node index.js
connect successfully
C:\Users\moreo\virtual-nodejs\index.js:14
device.serve('property/set', params=>{
^
TypeError: device.serve is not a function
at Device.<anonymous> (C:\Users\moreo\virtual-nodejs\index.js:14:12)
at Device.emit (events.js:209:13)
at MqttClient.<anonymous> (C:\Users\moreo\virtual-nodejs\node_modules\aliyun-iot-device-sdk\lib\device.js:379:18)
at MqttClient.emit (events.js:214:15)
at MqttClient._handleConnack (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:918:10)
at MqttClient._handlePacket (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:350:12)
at work (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:292:12)
at Writable.writable._write (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:302:5)
at doWrite (C:\Users\moreo\virtual-nodejs\node_modules\readable-stream\lib\_stream_writable.js:428:64)
at writeOrBuffer (C:\Users\moreo\virtual-nodejs\node_modules\readable-stream\lib\_stream_writable.js:417:5)
PS C:\Users\moreo\virtual-nodejs> node index.js
connect successfully
C:\Users\moreo\virtual-nodejs\index.js:14
device.serve('property/set', params=>{
^
TypeError: device.serve is not a function
at Device.<anonymous> (C:\Users\moreo\virtual-nodejs\index.js:14:12)
at Device.emit (events.js:209:13)
at MqttClient.<anonymous> (C:\Users\moreo\virtual-nodejs\node_modules\aliyun-iot-device-sdk\lib\device.js:379:18)
at MqttClient.emit (events.js:214:15)
at MqttClient._handleConnack (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:918:10)
at MqttClient._handlePacket (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:350:12)
at work (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:292:12)
at Writable.writable._write (C:\Users\moreo\virtual-nodejs\node_modules\mqtt\lib\client.js:302:5)
at doWrite (C:\Users\moreo\virtual-nodejs\node_modules\readable-stream\lib\_stream_writable.js:428:64)
at writeOrBuffer (C:\Users\moreo\virtual-nodejs\node_modules\readable-stream\lib\_stream_writable.js:417:5)
uj5u.com熱心網友回復：
去看官網https://github.com/aliyun/alibabacloud-iot-device-sdk上的說明：設備的serve方法改成onService啦。轉載請註明出處，本文鏈接：https://www.uj5u.com/qita/19016.html
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