TinkerNode NB-IoT使用WIFI物联阿里云平台
TinkerNode NB-IoT使用WIFI物联阿里云平台阿里云平台配置参考：https://mc.dfrobot.com.cn/thread-304131-1-1.html
代码：
/*!
* @file SmartWatering.ino
*
* @brief Connect the soil sensor.
* @brief Publish soil information to the platform.
* @brief Can handle other things based on information
*
* @copyright Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
* @licence The MIT License (MIT)
* @author (xiao.wu@dfrobot.com)
* @versionV1.0
* @date2019-02-20
* @get from https://www.dfrobot.com
*/
#include <WiFi.h>
#include <PubSubClient.h>
#include <ArduinoJson.h>
#include "DFRobot_Iot.h"
#define SOIL_SENSOR_PINA0
/*Set WIFI name and password*/
const char * WIFI_SSID = "**********";
const char * WIFI_PASSWORD = "**********";
/*Configure device certificate information*/
String ProductKey = "**********";
String ClientId = "12345";
String DeviceName = "**********";
String DeviceSecret = "**********";
/*Configure the domain name and port number*/
String ALIYUN_SERVER = "iot-as-mqtt.cn-shanghai.aliyuncs.com";
uint16_t PORT = 1883;
/*Product identifier that needs to be operated*/
String Identifier = "**********";
/*TOPIC that need to be published and subscribed*/
const char * pubTopic = "/sys/a1zZW8epm4h/ahVRqIyGJPXi2s5wPbqO/thing/event/property/post";//******post
DFRobot_Iot myIot;
WiFiClient espClient;
PubSubClient client(espClient);
void connectWiFi(){
Serial.print("Connecting to ");
Serial.println(WIFI_SSID);
WiFi.begin(WIFI_SSID,WIFI_PASSWORD);
while(WiFi.status() != WL_CONNECTED){
delay(500);
Serial.print(".");
}
Serial.println();
Serial.println("WiFi connected");
Serial.print("IP Adderss: ");
Serial.println(WiFi.localIP());
}
void callback(char * topic, byte * payload, unsigned int len){
Serial.print("Recevice [");
Serial.print(topic);
Serial.print("] ");
for (int i = 0; i < len; i++){
Serial.print((char)payload);
}
Serial.println();
}
void ConnectCloud(){
while(!client.connected()){
Serial.print("Attempting MQTT connection...");
/*A device connected to the cloud platform based on an automatically calculated username and password*/
if(client.connect(myIot._clientId,myIot._username,myIot._password)){
Serial.println("connected");
}else{
Serial.print("failed, rc=");
Serial.print(client.state());
Serial.println(" try again in 5 seconds");
delay(5000);
}
}
}
void setup(){
Serial.begin(115200);
/*Connect to WIFI*/
connectWiFi();
/*Initialize the configuration of Aliyun*/
myIot.init(ALIYUN_SERVER,ProductKey,ClientId,DeviceName,DeviceSecret);
client.setServer(myIot._mqttServer,PORT);
/*Set the callback function to execute the callback function when receiving the subscription information*/
client.setCallback(callback);
/*Connect to the cloud platform*/
ConnectCloud();
}
uint8_t tempTime = 0;
void loop(){
if(!client.connected()){
ConnectCloud();
}
/*Publish soil information twice a minute*/
if(tempTime > 10){
tempTime = 0;
client.publish(pubTopic,("{\"id\":"+ClientId+",\"params\":{\""+Identifier+"\":"+random(9)+"},\"method\":\"thing.event.property.post\"}").c_str());
}else{
tempTime++;
delay(300);
}
client.loop();
}
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