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8992ab7e · austin.blanke · 8992ab7e · 8992ab7e · 8992ab7e
Commit 8992ab7e authored Jan 14, 2024 by austin.blanke
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IoT_Arduino_File.ino IoT_Arduino_File/IoT_Arduino_File.ino +91 -0

arduino_secrets.h IoT_Arduino_File/arduino_secrets.h +6 -0

roomTemp.html roomTemp.html +18 -0

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--- a/IoT_Arduino_File/IoT_Arduino_File.ino
+++ b/IoT_Arduino_File/IoT_Arduino_File.ino
+#include <WiFiNINA.h>
+#include "arduino_secrets.h"
+#include "ThingSpeak.h"
+#include <math.h>
+#include <Servo.h>
+#define TS_ENABLE_SSL
+
+Servo myservo;
+
+unsigned long myChannelNumber = SECRET_CH_ID;
+const char * myWriteAPIKey = SECRET_WRITE_APIKEY;
+
+char ssid[] = SECRET_SSID;
+char usrnm[] = SECRET_USRNM;
+char pass[] = SECRET_PASS; 
+WiFiClient  client;
+
+int a;
+float temperature;
+int B=3975;                  //B value of the thermistor
+float resistance;
+float tempThreshold = 21;
+
+void setup()
+{
+    Serial.begin(9600);
+    myservo.attach(4);
+    myservo.write(130);
+
+    // check for the WiFi module:
+  if (WiFi.status() == WL_NO_MODULE) {
+    Serial.println("Communication with WiFi module failed!");
+    while (true);
+  }
+
+  
+  ThingSpeak.begin(client);  //Initialize ThingSpeak
+
+  Serial.println("");
+  Serial.println("");
+
+  Serial.print("Temperature threshold is ");
+  Serial.println(tempThreshold);
+  
+  Serial.println("");
+  Serial.println("");
+}
+
+void loop()
+{
+    a=analogRead(0);
+    resistance=(float)(1023-a)*10000/a; //get the resistance of the sensor;
+    temperature=1/(log(resistance/10000)/B+1/298.15)-273.15;//convert to temperature via datasheet&nbsp;;
+
+    // Connect or reconnect to WiFi
+    if(WiFi.status() != WL_CONNECTED){
+      Serial.print("Attempting to connect to SSID: ");
+      Serial.println(SECRET_SSID);
+      while(WiFi.status() != WL_CONNECTED){
+        WiFi.begin(ssid, pass);
+        Serial.print(".");
+        delay(6000);
+      } 
+      Serial.println("\nConnected.");
+    }
+
+   int x = ThingSpeak.writeField(myChannelNumber, 1, temperature, myWriteAPIKey);
+    if(x == 200){
+      Serial.println("Channel Temp updated");
+    }
+    else{
+      Serial.println("Error: " + String(x));
+    }
+
+
+    if(temperature < tempThreshold){
+      myservo.write(100);                // sets the servo position according to the scaled value
+      delay(2000);    
+      myservo.write(130);  
+      Serial.println("Servo Activated!");
+      delay(300000);
+      }
+    
+    Serial.print("Current temperature is ");
+    Serial.println(temperature);
+
+
+    
+    
+    delay(15000);
+}
--- a/IoT_Arduino_File/arduino_secrets.h
+++ b/IoT_Arduino_File/arduino_secrets.h
+#define SECRET_SSID "ASK4 Wireless"
+#define SECRET_USRNM ""
+#define SECRET_PASS ""
+#define SECRET_CH_ID "2401626"
+#define SECRET_WRITE_APIKEY "6DEH0JTDYDX6MHKX"
+#define SECRET_READ_APIKEY "Y4U4Z6P3BCTQIXA5"
--- a/roomTemp.html
+++ b/roomTemp.html
+<!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="UTF-8">
+<title>Change Setpoint</title>
+</head>
+<body>
+    <div>
+        <h1>Current Room Temp</h1>
+        <iframe width="450" height="260" style="border: 1px solid #cccccc;" src="https://thingspeak.com/channels/2401626/widgets/784926"></iframe>
+    </div>
+    <div>
+        <h1>Room Temperature Over Time</h1>
+        <iframe width="450" height="260" style="border: 1px solid #cccccc;" src="https://thingspeak.com/channels/2401626/charts/1?bgcolor=%23ffffff&color=%23d62020&dynamic=true&results=60&type=line&update=15"></iframe>
+    </div>
+</body>
+</html>
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