This is the version control from beginning to finish

Finalv11 should be the most recent iteration of the project

Finalv10_GPRS/Finalv10_GPRS.ino

@@ -0,0 +1,348 @@
+/*
+  Flame Pins: A2, D8
+  Gas Pins: A0, D5
+  Temp Pins: A4
+  GSM: D2 (TX), D3(RX), D4 (RST)
+  LEDs: D12 Green, D11 Red
+  Button: D13
+  Pulse: A1
+*/
+#define USE_ARDUINO_INTERRUPTS true
+#include <PulseSensorPlayground.h>
+#include "Adafruit_FONA.h"
+#include <SoftwareSerial.h>
+
+const byte FONA_RX = 3;
+const byte FONA_TX = 2;
+const byte FONA_RST = 4;
+SoftwareSerial fonaSS = SoftwareSerial(FONA_TX, FONA_RX);
+SoftwareSerial *fonaSerial = &fonaSS;
+Adafruit_FONA fona = Adafruit_FONA(FONA_RST);
+String latString;
+String longString;
+String coordinates;
+String EmergencyMessage;
+String manualEmergency;
+String warningGas;
+String warningTempHigh;
+String WarningTempLow;
+bool Attached;
+
+const byte AOUTpin = 0; //GAS ANALOG PIN
+const byte DOUTpin = 5; //GAS DIGITAL PIN
+byte gasLimit; //GAS
+int value; //GAS ANALOG
+boolean gasWarning = false;
+
+short val; //TEMP ANALOG READ
+const byte tempPin = 4; //TEMP ANALOG
+boolean LM35_1 = false;
+int i = 0;
+float tempAvg = 0;
+float farh;
+boolean tempDetached;
+
+const int PulseWire = 1;
+int Threshold = 550;
+PulseSensorPlayground pulseSensor;
+double normalHeartRate[40];
+
+byte flameDigital; //FLAME DIGITAL READ
+const byte flameAnalog = 2; //FLAME ANALOG PIN
+const byte DOFlame = 8; //FLAME DIGITAL PIN
+//short Output; //FLAME ANALOG
+boolean flameWarningHigh = false; //FLAME
+boolean flameWarningLow = false; //FLAME
+boolean flameWarning = false;
+
+boolean tempWarningHigh;
+boolean tempWarningLow = false;
+
+const byte GLED = 12;
+const byte RLED = 11;
+
+const byte RBUTTON = 7;
+const byte BBUTTON = 13;
+byte z = 0;
+int BlackRead;
+int RedRead;
+bool manualStop;
+
+int Time;
+int lastGPSread;
+
+void setup() {
+  Serial.begin(115200);
+  pinMode(GLED, OUTPUT);
+  pinMode(RLED, OUTPUT);
+  while (! Serial);
+  fonaSerial->begin(4800);
+  if (! fona.begin(*fonaSerial)) {
+    Serial.println(F("Couldn't find FONA"));
+    digitalWrite(RLED, HIGH);
+    while (1);
+  }
+  Serial.println(F("FONA is OK"));
+  Serial.println(F("Enabling GPS..."));
+  fona.setGPRSNetworkSettings(F("fast.t-mobile.com"));
+  fona.enableGPS(true);
+
+  pinMode(DOUTpin, INPUT);//TURNING GAS DIGITAL PIN TO INPUT
+  pinMode(DOFlame, INPUT);//FLAME DIGITAL TO INPUT
+
+  pinMode(BBUTTON, INPUT);
+  pinMode(RBUTTON, INPUT);
+
+  Serial.println(F("Boot-up successful"));
+  manualEmergency = F("Emergency: User is requesting medical attention \n Please send help immediately \n");
+  warningGas = F("Warning: Lethal Carbon monoxide level increase detected. \n Location: \n");
+  warningTempHigh = F("Warning: Extreme high temperature detected. \n Location: \n");
+  WarningTempLow = F("Warning: Extreme low temperaure detected. \n Location: \n");
+  Attached = false;
+  delay(1000);
+}
+
+void loop() {
+  manualStop = false;
+  //GPS BODY
+  delay(750);
+  //EmergencyMessage = coordinates;
+  float latitude, longitude;
+  boolean gps_success = fona.getGPS(&latitude, &longitude);
+  latString = String(latitude, 6);
+  longString = String(longitude, 6);
+  coordinates = latString + "\n" + longString;
+  //  time = millis();
+  // if (i >= 1) {
+  //  if((time - lastGPSread) < 30000) {
+  //
+  if (gps_success) {
+    digitalWrite(GLED, HIGH);
+    Serial.print(F("GPS lat:"));
+    Serial.println(latitude, 6);
+    Serial.print(F("GPS long:"));
+    Serial.println(longitude, 6);
+    lastGPSread = millis();
+  }
+  else {
+    Serial.println("GPS Fix Failed");
+    redBlinkSlow();
+    if (latitude != 0.0) {
+      Serial.println(F("Last known location:"));
+      Serial.print(F("GPS lat:"));
+      Serial.println(latitude, 6);
+      Serial.print(F("GPS long:"));
+      Serial.println(longitude, 6);
+    }
+  }
+  uint8_t n = fona.getRSSI();
+  int8_t r;
+
+  Serial.print(F("RSSI = ")); Serial.print(n); Serial.print(": ");
+  if (n == 0) r = -115;
+  if (n == 1) r = -111;
+  if (n == 31) r = -52;
+  if ((n >= 2) && (n <= 30)) {
+    r = map(n, 2, 30, -110, -54);
+  }
+  Serial.print(r); Serial.println(F(" dBm"));
+
+  //}
+  //END OF GPS BODY
+
+  pulseBody();
+
+  flameBody();
+
+  gasBody();
+
+  tempBody();
+
+  emergencyCheck();
+
+  BlackRead = digitalRead(BBUTTON);
+  if (BlackRead == HIGH) {
+    Serial.println("Button pressed");
+    Serial.println(z);
+    z = z + 1;
+    if (z >= 3) {
+      Serial.println(F("EMERGENCY"));
+      //Serial.println(manualEmergency);
+      //Serial.println(coordinates);
+      EmergencyMessage = manualEmergency + "\n" + coordinates;
+      //manualEmergency += coordinates;
+      Serial.println(EmergencyMessage);
+      sendSMS();
+      EmergencyLight();
+    }
+
+  } else {
+    z = 0;
+  }
+  manualEmergency = "";
+  Serial.println(F("-----------------------------------------------"));
+}
+
+void sendSMS() {
+  String myPhoneNumber = F("5083618811"); //PHONE # GOES HERE
+  char sendto[21];
+  myPhoneNumber.toCharArray(sendto, 21);
+  char message[141]; //141
+  manualEmergency.toCharArray(message, 141); //141
+  //Remember, "" denotes a String datatype, whereas a '' denotes a char datatype
+  Serial.print(F("Send to #"));
+  Serial.println(sendto);
+  Serial.println(message);
+  if (fona.sendSMS(sendto, message)) {
+    Serial.println(F("Failed"));
+  } else {
+    Serial.println(F("Sent"));
+  }
+}
+
+void redBlinkSlow() {
+  for (int g = 0; g < 3; g++) {
+    digitalWrite(GLED, LOW);
+    digitalWrite(RLED, HIGH);
+    delay(680);
+    digitalWrite(RLED, LOW);
+    delay(680);
+  }
+}
+void EmergencyLight() {
+  //  pinMode(GLED, INPUT);
+  digitalWrite(GLED, LOW);
+  for (int i = 0; i < 100; i++) {
+    digitalWrite(RLED, HIGH);
+    delay(90);
+    digitalWrite(RLED, LOW);
+    delay(90);
+  }
+}
+void ManualStop() {
+  for (int p = 0; p < 3000; p++) {
+    RedRead = digitalRead(RBUTTON);
+    if (RedRead == HIGH) {
+      manualStop = true;
+    }
+  }
+}
+
+void emergencyCheck() {
+  if (!tempDetached) {
+    if (tempWarningLow) {
+      EmergencyMessage = WarningTempLow + coordinates;
+      EmergencyLight();
+      sendSMS();
+      Serial.println(F("Cold Emergency detected \n Calling emergency personell"));
+    }
+    if (tempWarningHigh && flameWarning) {
+      EmergencyMessage = warningTempHigh;
+      sendSMS();
+      Serial.println(F("High temperature/fire detected /n calling emergency personnel"));
+      EmergencyLight();
+    }
+    if (gasWarning) {
+      EmergencyMessage = warningGas + coordinates;
+      Serial.println(F("Gas Emergency detected \n Calling emergency personell"));
+      sendSMS();
+    }
+  }
+}
+
+void tempBody() {
+  val = analogRead(tempPin);
+  float mv = ( val / 1025.0) * 5000; //1024
+  float cel = (mv / 10) / 3.514; // divide by 3.514
+  farh = (cel * 9) / 5 + 32;
+
+  tempWarningHigh = false;
+  //  boolean tempWarningMAX = false;
+  tempWarningLow = false;
+  if (farh > 120) {
+    tempWarningHigh = true;
+  }
+  if (farh < 0) {
+    tempWarningLow = true;
+  }
+  //  if (farh < -10 || farh > 150) {
+  //    tempWarningMAX = true;
+  //  }
+
+  Serial.print("TEMPRATURE = ");
+  Serial.print(farh);
+  Serial.println("*F");
+  float tempData[300];
+  tempData[i] = farh;
+  tempAvg += tempData[i];
+  float betterFarh = tempAvg / (i + 1);
+  Serial.print(F("Temperature average so far:  "));
+  Serial.println(betterFarh);
+  i++;
+
+  int tempDif = tempData[i] - tempData[i - 1];
+  if (i > 3) {
+    if (tempDif > 30) {
+      Serial.println(F("Temperature sensor dysfunctional. Please adjust accordingly"));
+      tempDetached = true;
+    }
+  }
+
+  if (betterFarh > 120 || betterFarh < -5) {
+    LM35_1 = true;
+    Serial.println(F("Warning 1 for LM35"));
+  }
+  else {
+    Serial.println(F("LM35 indicates safety"));
+  }
+}
+
+void gasBody() {
+  gasWarning = false;
+  //  value = analogRead(AOUTpin); //GAS ANALOG
+  gasLimit = digitalRead(DOUTpin); //GAS DIGITAL
+  //  Serial.print(F("CO value: "));
+  //  Serial.print(value); //CO = CARBON MONOXIDE
+  //  Serial.println(" ");
+  //  Serial.print(F("CO gasLimit: "));
+  //  Serial.println(gasLimit);
+
+  if (gasLimit == HIGH) {
+    gasWarning = true;
+    Serial.println(F("Warning from gas sensor"));
+  }
+  else {
+    Serial.println(F("Safety for Gas Sensor"));
+  }
+}
+void pulseBody() {
+  int pulseRead = analogRead(PulseWire);
+  if (pulseRead > Threshold) {
+    Serial.print(F("Pulse:"));
+    int pulse = pulseRead / 12;
+    Serial.print(pulse);
+    Attached = true;
+    for (int a = 0; a < 40; a++) {
+      normalHeartRate[a] = pulseRead;
+    }    //doesnt show change
+  }
+  else {
+    Serial.println(F("No pulse found."));
+    Attached = false;
+  }
+}
+
+void flameBody() {
+  flameWarning = false;
+  //  Output = analogRead(flameAnalog);
+  flameDigital = digitalRead(DOFlame);
+  if (flameDigital == HIGH)  {
+    Serial.println("FIRE");
+    flameWarning = true;
+  }
+  else {
+    Serial.print(F("No Fire Detected"));
+  }
+  //  Serial.println(Output);
+}
+