Code for IoT finished

reverse.ino

+
+#include <SoftwareSerial.h>
+//ALWAYS USE PIN 6 ON APP
+SoftwareSerial ss(8, 9);
+int sensorPin = A0; // select the input pin for LDR
+
+int sensorValue = 0; // variable to store the value coming from the sensor
+
+
+
+
+
+/*
+WiFi 101 ThingSpeak Data Uploader
+Hardware Required:
+* Arduino Zero or Uno Board
+* Arduino Wifi Sheild 101
+* Photocell
+* Temperature Sensor (This example uses a TMP36)
+* 10K Ohm Resistor
+
+created Sept 2015
+by Helena Bisby <support@arduino.cc>
+This example code is in the public domain
+http://arduino.cc/en/Tutorial/WiFi101ThingSpeakDataUploader
+
+*/
+
+
+#include <SPI.h>
+#include <WiFi.h>
+
+
+// Local Network Settings
+
+///////please enter your sensitive data in the Secret tab/arduino_secrets.h
+char ssid[] = "cs";        // your network SSID (name)
+char pass[] = "gkmrxuW6";    // your network password (use for WPA, or use as key for WEP)
+int keyIndex = 0;             // your network key Index number (needed only for WEP)
+
+int status = WL_IDLE_STATUS;
+
+WiFiServer server(80);
+
+// ThingSpeak Settings
+char thingSpeakAddress[] = "api.thingspeak.com";
+String APIKey = "RFASZ7J7E3QY4M79";             // enter your channel's Write API Key
+const int updateThingSpeakInterval = 3 * 1000; // 20 second interval at which to update ThingSpeak
+
+// Variable Setup
+long lastConnectionTime = 0;
+boolean lastConnected = false;
+
+// Initialize Arduino Ethernet Client
+WiFiClient client;
+
+
+
+void setup() {
+  // put your setup code here, to run once:
+  ss.begin(9600);
+  Serial.begin(9600);
+ pinMode(6, OUTPUT);
+while (!Serial) {
+    ; // wait for serial port to connect. Needed for Leonardo only
+  }
+
+  // check for the presence of the shield:
+  if (WiFi.status() == WL_NO_SHIELD) {
+    Serial.println("WiFi shield not present");
+    // don't continue:
+    while (true);
+  }
+
+  // attempt to connect to Wifi network:
+  while ( status != WL_CONNECTED) {
+    Serial.print("Attempting to connect to SSID: ");
+    Serial.println(ssid);
+    // Connect to WPA/WPA2 network. Change this line if using open or WEP network:
+    status = WiFi.begin(ssid, pass);
+
+    // wait 10 seconds for connection:
+    delay(10000);
+  }
+  // you're connected now, so print out the status:
+  printWifiStatus();
+}
+
+void printWifiStatus() {
+  // print the SSID of the network you're attached to:
+  Serial.print("SSID: ");
+  Serial.println(WiFi.SSID());
+
+  // print your WiFi shield's IP address:
+  IPAddress ip = WiFi.localIP();
+  Serial.print("IP Address: ");
+  Serial.println(ip);
+
+  // print the resensorPinceived signal strength:
+  long rssi = WiFi.RSSI();
+  Serial.print("signal strength (RSSI):");
+  Serial.print(rssi);
+  Serial.println(" dBm");
+}
+  
+
+
+
+
+
+  
+ 
+
+
+char waitForByte()
+{
+  while (true) {
+    char c = ss.read();
+    if (c != -1) {
+      return c;
+
+      //while millis (give current time since booted up, then read when msg starts tehn check to see if run out of time then give up, read all 3 bytes potentially or else.
+    }
+  }
+}
+
+
+
+void Sensor(){
+  sensorValue = analogRead(sensorPin); // read the value from the sensor
+Serial.println("got light value of:");
+Serial.println(sensorValue); //prints the values coming from the sensor on the screen
+
+//delay(100);
+
+if(sensorValue > 200 && sensorValue < 250){
+  Serial.println("The light is starting to dim when being on");
+}
+
+if(sensorValue > 150 && sensorValue < 200){
+  Serial.println("The light is dim when being on");
+}
+
+if(sensorValue < 150){
+  Serial.println("The light is too dim and needs changing soon");
+}
+if(sensorValue >= 250){
+  Serial.println("The light is working great");
+}
+}
+
+void loop() {
+
+ 
+ 
+
+   // put your main code here, to run repeatedly:
+   Serial.println("looking for bluetooth message");
+  int x = waitForByte();
+ // Serial.println("got x");
+ // Serial.println(x);
+  int y = waitForByte();
+//  Serial.println(y);
+  int z = waitForByte();
+ // Serial.println(z);
+ // Serial.println("out of bt check");
+    
+   // Serial.print("got ");
+   // Serial.print(x);
+ //   Serial.print(" ");
+  //  Serial.print(y);
+  //  Serial.print(" ");
+  //  Serial.println(z);
+   digitalWrite(6, y == 64);
+
+    
+if ( y == 64)
+{
+  
+    
+Sensor();  
+}
+
+sensorValue = analogRead(sensorPin);
+ String sensorString = String(sensorValue);
+  
+ 
+//  String sensorPin = String(analogRead(A0), DEC); // read light value
+  //int light = sensorValue;
+ 
+
+
+  // Print Update Response to Serial Monitor
+  if (client.available()) {
+    char c = client.read();
+    Serial.print(c);
+  }
+  // Disconnect from ThingSpeak
+  if (!client.connected() && lastConnected) {
+    Serial.println("...disconnected");
+    Serial.println();
+    client.stop();
+  }
+  // Update ThingSpeak
+  if (!client.connected() && (millis() - lastConnectionTime > updateThingSpeakInterval)) {
+    Serial.println("calling update thingspeak");
+    updateThingSpeak("field1=" + sensorString);
+    Serial.println(sensorString);
+    
+
+  }
+}
+
+
+void updateThingSpeak(String tsData) {
+  if (client.connect(thingSpeakAddress, 80)) {
+    client.print("POST /update HTTP/1.1\n");
+    client.print("Host: api.thingspeak.com\n");
+    client.print("Connection: close\n");
+    client.print("X-THINGSPEAKAPIKEY: " + APIKey + "\n");
+    client.print("Content-Type: application/x-www-form-urlencoded\n");
+    client.print("Content-Length: ");
+    client.print(tsData.length());
+    client.print("\n\n");
+    client.print(tsData);
+    lastConnectionTime = millis();
+
+    if (client.connected()) {
+      Serial.println("Connecting to ThingSpeak...");
+      Serial.println();
+    }
+
+    lastConnected = client.connected();
+  }
+}
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