example_arduino_code.ino

// This is some example Arduino code that would send dummy data via a serial port
// This is intended for testing

#include <Arduino.h>

// Function to increment time by one second
String incrementTime(String time)
{
  int hours = time.substring(0, 2).toInt();
  int minutes = time.substring(3, 5).toInt();
  int seconds = time.substring(6, 8).toInt();

  seconds++;
  if (seconds >= 60)
  {
    seconds = 0;
    minutes++;
    if (minutes >= 60)
    {
      minutes = 0;
      hours++;
      if (hours >= 24)
      {
        hours = 0;
      }
    }
  }

  return String((hours < 10 ? "0" : "") + String(hours) + ":" +
                (minutes < 10 ? "0" : "") + String(minutes) + ":" +
                (seconds < 10 ? "0" : "") + String(seconds));
}

void setup()
{
  Serial.begin(115200);
}

void loop()
{
  // Dummy data
  static int team_id = 1082;
  static String mission_time = "13:14:02";
  static int packet_count = 2;
  static String mode = "F";
  static String state = "LAUNCH_WAIT";
  static float altitude = 3.0;
  static String hs_deployed = "N";
  static String pc_deployed = "N";
  static String mast_raised = "N";
  static float temperature = 20.0;
  static float pressure = 101.3;
  static float voltage = 4.2;
  static String gps_time = "13:14:02";
  static float gps_altitude = 100.0;
  static float gps_latitude = 37.201032;
  static float gps_longitude = -80.575635;
  static int gps_sats = 10;
  static float tilt_x = 0.0;
  static float tilt_y = 0.0;
  static String cmd_echo = "CXON";

  // Increment values
  mission_time = incrementTime(mission_time);
  packet_count += 1;
  altitude += random(1, 5) / 10.0;
  temperature += random(-5, 6) / 10.0;
  pressure += random(-5, 6) / 10.0;
  voltage += random(-1, 2) / 10.0;
  gps_time = incrementTime(gps_time);
  gps_altitude += random(1, 5) / 10.0;
  gps_latitude += random(-5, 6) / 10000.0;
  gps_longitude += random(-5, 6) / 10000.0;
  gps_sats += random(-1, 2);
  tilt_x += random(-5, 6) / 100.0;
  tilt_y += random(-5, 6) / 100.0;

  // Concatenate and send data over serial port
  Serial.println(
      String(team_id) + "," +
      mission_time + "," +
      String(packet_count) + "," +
      mode + "," +
      state + "," +
      String(altitude) + "," +
      hs_deployed + "," +
      pc_deployed + "," +
      mast_raised + "," +
      String(temperature) + "," +
      String(pressure) + "," +
      String(voltage) + "," +
      gps_time + "," +
      String(gps_altitude) + "," +
      String(gps_latitude) + "," +
      String(gps_longitude) + "," +
      String(gps_sats) + "," +
      String(tilt_x) + "," +
      String(tilt_y) + "," +
      cmd_echo);
  String incomingCommand = "";
  // This will hold your incoming command

  // Echo back any received commands
  while (Serial.available() > 0)
  {
    char receivedChar = Serial.read(); // Read a character from the serial buffer

    if (receivedChar != '\n' && receivedChar != '\r')
    {
      // If the character is not a newline or carriage return, append it to the command
      incomingCommand += receivedChar;
    }
    else if (incomingCommand.length() > 0)
    {
      // If a newline or carriage return is encountered and the command is not empty,
      // set cmd_echo to the received command and clear the incoming command
      cmd_echo = incomingCommand;
      incomingCommand = "";
    }

    delay(5); // Optional delay to allow buffer to fill
  }
  // Wait for a second before sending the next set of data
  delay(1000);
}