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標(biāo)題: Arduino自動(dòng)將溫度的實(shí)時(shí)統(tǒng)計(jì)數(shù)據(jù)傳輸?shù)皆?[打印本頁(yè)]

作者: ghost98 時(shí)間: 2019-12-21 21:24
標(biāo)題: Arduino自動(dòng)將溫度的實(shí)時(shí)統(tǒng)計(jì)數(shù)據(jù)傳輸?shù)皆?br />// libraries
#include <MKRGSM.h>
#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <DHT_U.h>

// Define Sensors Pins
#define DHTPIN          1
#define LDR             A1
#define MQ2             A2
#define MQ135          A3

//Thing Speak Write Key
String ThingSpeakWriteKey="-----ThingSpeakWriteKey----------";

#define DHTTYPE          DHT11

DHT_Unified dht(DHTPIN, DHTTYPE);

uint32_t delayMS;
String Values;
String MQ2_Val,MQ135_Val,LDR_Val;

const char PINNUMBER[] = " ";
// APN data
const char GPRS_APN[] = "hologram";
const char GPRS_LOGIN[] = " ";
const char GPRS_PASSWORD[] = " ";

//Hologram Config
String HOLOGRAM_DEVICE_KEY = "----Hologram Deveice Key--------";
String HOLOGRAM_TOPIC = "MKR1400";

// initialize the library instance
GSMClient client;
GPRS gprs;
GSM gsmAccess;

// Hologram's Embedded API (hologram點(diǎn)io/docs/reference/cloud/embedded/) URL and port
char server[] = "cloudsocket.hologram.io";
int port = 9999;

void setup() {
  // initialize serial communications and wait for port to open:
  Serial.begin(9600);
  dht.begin();

  Serial.println("Starting Arduino web client.");
  // connection state
  boolean connected = false;

  // After starting the modem with GSM.begin()
  // attach to the GPRS network with the APN, login and password
  while (!connected) {
   Serial.println("Begin GSM Access");
if ((gsmAccess.begin() == GSM_READY) &&
      (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD) == GPRS_READY)) {
   connected = true;
   Serial.println("GSM Access Success");
}
else {
   Serial.println("Not connected");
   delay(1000);
}
  }
  delay(5000);
}

void loop() {
Values="api_key="+ThingSpeakWriteKey+"&";
//Values="";
delay(delayMS);
// Get temperature event and print its value.
sensors_event_t event;
dht.temperature().getEvent(&event);
if (isnan(event.temperature)) {
   Serial.println("Error reading temperature!");
   Values+="field2=0&";
}
else {
   Serial.print("Temperature: ");
   Serial.print(event.temperature);
   Serial.println(" *C");
   Values+="field2="+String(event.temperature)+"&";
}


// Get humidity event and print its value.
dht.humidity().getEvent(&event);
if (isnan(event.relative_humidity)) {
   Serial.println("Error reading humidity!");
   Values+="field3=0&";
}
else {
   Serial.print("Humidity: ");
   Serial.print(event.relative_humidity);
   Serial.println("%");
   Values+="field3="+String(event.relative_humidity)+"&";
}

//Get Light Level
Serial.print("Light Level: ");
LDR_Val=String(analogRead(LDR));
Serial.println(LDR_Val);
Values+="field1="+LDR_Val+"&";

//Get Smoke Level
MQ2_Val=String(analogRead(MQ2));
Serial.print("MQ2-Gas Level: ");
Serial.println(MQ2_Val);
Values+="field4="+MQ2_Val+"&";

//Get Environment Level
MQ135_Val=String(analogRead(MQ135));
Serial.print("MQ135-Env Level: ");
Serial.println(MQ135_Val);
Values+="field5="+MQ135_Val;

//Send the Data to Hologram Network
if (client.connect(server, port)) {
   Serial.println("connected");
   // Send a Message request:
   client.println("{\"k\":\"" + HOLOGRAM_DEVICE_KEY +"\",\"d\":\""+ Values+ "\",\"t\":\""+HOLOGRAM_TOPIC+"\"}");
} else {
   // if you didn't get a connection to the server:
   Serial.println("connection failed");
}
client.stop();
delay(10000);
}

原理圖.jpg (197.69 KB, 下載次數(shù): 51)

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