Create redsiren.ino

redsiren.ino

@@ -0,0 +1,66 @@
+#include <TinyGPSPlus.h>
+#include <SoftwareSerial.h>
+
+const int RXPin = 4, TXPin = 3;
+
+const int button = 9;
+const uint32_t GPSBaud = 9600; //Default baud of NEO-6M is 9600
+float lt = 48.4652; // Random long starting point
+float lg = 123.308; // Random lat starting point
+
+
+
+bool buttonPressed = false;
+
+
+TinyGPSPlus gps; // the TinyGPS++ object
+SoftwareSerial ss(RXPin, TXPin); // the serial interface to the GPS device
+
+SoftwareSerial btSerial(10, 11); // set serial RX & TX to pins 10 & 11 respectively
+String bt_rx; //set up recieved string variable
+
+void setup() {
+  Serial.begin(9600);
+  ss.begin(GPSBaud);
+  btSerial.begin(9600);
+
+  Serial.println(F("Arduino - GPS module"));
+}
+
+void loop() {
+  //btSerial.println("Hudson is the best"); //Print message over terminal
+
+  // read from button
+  if(digitalRead(button)){
+    buttonPressed = !buttonPressed;
+    delay(1000);
+  }
+
+  // First checks if GPS is plif the button hasn't been pressed, then continue checking for button
+  /*
+  if (millis() > 5000 && gps.charsProcessed() < 10) {
+    Serial.println(F("No GPS data received: check wiring"));
+    
+  }
+  */
+  if(buttonPressed){
+
+    // If the GPS has valid longitude and latitude numbers, update them if possible
+    // Else, print predetermined lat and long
+    if(gps.location.isValid()){
+      if((gps.location.lat() < (lt - 0.05)) || gps.location.lng() > (lg + 0.05)){
+        printFloat(gps.location.lat(), gps.location.isValid(), 11, 6);
+        printFloat(gps.location.lng(), gps.location.isValid(), 12, 6);
+      }
+    } else {
+
+      btSerial.println ("Emergancy, Help Wanted at this Location");
+
+      btSerial.print("Coordinates: ");
+      btSerial.print(lt); //lat of UVIC
+      btSerial.print(", ");
+      btSerial.println(lg); //long of UVIC    
+
+    }
+    smartDelay(1000);
+  }