// This example demonstrates doing a one-shot measurement "manually".
// Yahi wala
#include <Adafruit_MAX31856.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 20, 4);

// Use software SPI: CS, DI, DO, CLK
//Adafruit_MAX31856 maxthermo = Adafruit_MAX31856(10, 11, 12, 13);
// use hardware SPI, just pass in the CS pin
Adafruit_MAX31856 maxthermo = Adafruit_MAX31856(10);
// use hardware SPI, pass in the CS pin and using SPI1
//Adafruit_MAX31856 maxthermo = Adafruit_MAX31856(10, &SPI1);

//*******************************************************************************************************************
int pinA = 2;        // System Not Readay  //RED Led       
int pinB = 3;        // System Readay  //Green Led            
int pinC = 6;        // MIP            
int pinD = 8;        // Process Over //Yellow Led       
//int pinE= RESET Pin1 // ek HARD WIRED Reset Switch lagayenge but code me nhi lena
int pinF = A1;        // Buzzer
int pinG = 9;        // Fault


//*******************************************************************************************************************

void setup() {
  Serial.begin(115200);
  while (!Serial) delay(10);

  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("PD test");
  delay(1000);
  lcd.clear();

//*********************************************************************************************************************
   pinMode(pinA, OUTPUT);//Sys Not Ready
   pinMode(pinB, OUTPUT);//Sys Ready
   pinMode(pinC, OUTPUT);//MIP
   pinMode(pinD, OUTPUT);//Process Over
   pinMode(pinF, OUTPUT);//Buzzer
   pinMode(pinG, OUTPUT);//Fault

   digitalWrite(pinA, LOW);//Sys Not Ready
   digitalWrite(pinB, LOW);//Sys Ready
   digitalWrite(pinC, LOW);//MIP
   digitalWrite(pinD, LOW);//Process Over
   digitalWrite(pinF, LOW);//Buzzer
   digitalWrite(pinG, LOW);//Fault
   

//*******************************************************************************************************************
  if (!maxthermo.begin()) {

    lcd.setCursor(0, 0);
    lcd.print("Sys Not Ready");
    delay(300);
    lcd.clear();
    
   digitalWrite(pinA, HIGH);//Sys Not Ready
   digitalWrite(pinB, LOW);//Sys Ready
   digitalWrite(pinC, LOW);//MIP
   digitalWrite(pinD, LOW);//Process Over
   digitalWrite(pinF, LOW);// Buzzer
   digitalWrite(pinG, LOW);//Fault
   
    while (1) delay(10);
  }
  else {

    lcd.setCursor(0, 0);
    lcd.print("System Ready");
    delay(300);
    lcd.clear()

   digitalWrite(pinA, LOW);//Sys Not Ready
   digitalWrite(pinB, HIGH);//Sys Ready
   digitalWrite(pinC, LOW);//MIP
   digitalWrite(pinD, LOW);//Process Over
   digitalWrite(pinF, LOW);// Buzzer
   digitalWrite(pinG, LOW);//Fault
   }

  maxthermo.setThermocoupleType(MAX31856_TCTYPE_S);
                                                      //************************
  Serial.println ("Thermocouple type: ");   //                   S-Type
                                                      //************************
  switch (maxthermo.getThermocoupleType() ) {
    case MAX31856_TCTYPE_B: lcd.print("B Type"); break;
    case MAX31856_TCTYPE_E: lcd.print("E Type"); break;
    case MAX31856_TCTYPE_J: lcd.print("J Type"); break;
    case MAX31856_TCTYPE_K: lcd.print("K Type"); break;
    case MAX31856_TCTYPE_N: lcd.print("N Type"); break;
    case MAX31856_TCTYPE_R: lcd.print("R Type"); break;
    case MAX31856_TCTYPE_S: lcd.print("S Type"); break;
    case MAX31856_TCTYPE_T: lcd.print("T Type"); break;
    case MAX31856_VMODE_G8: lcd.print("Voltage x8 Gain mode"); break;
    case MAX31856_VMODE_G32: lcd.print("Voltage x8 Gain mode"); break;
    default: Serial.println("Unknown"); break;
  }

  maxthermo.setConversionMode(MAX31856_ONESHOT_NOWAIT);
   lcd.setCursor(0, 0);
   lcd.print("Measurement...");
   delay(300);
   lcd.clear()

   digitalWrite(pinA, LOW);//Sys Not Ready
   digitalWrite(pinB, HIGH);//Sys Ready
   digitalWrite(pinC, HIGH);//MIP
   digitalWrite(pinD, LOW);//Process Over
   digitalWrite(pinG, LOW);//Fault
   delay(300);
  
}

void loop() {
  
  maxthermo.triggerOneShot();                          // trigger a conversion, returns immediately
  
   lcd.setCursor(0, 0);
   lcd.print("MIP...");
   delay(300);
   lcd.clear()

   digitalWrite(pinA, LOW);//Sys Not Ready
   digitalWrite(pinB, HIGH);//Sys Ready
   digitalWrite(pinC, HIGH);//MIP
   digitalWrite(pinD, LOW);//Process Over
   digitalWrite(pinG, LOW);//Fault
   delay(300);
   digitalWrite(pinF, HIGH);// Buzzer
   delay(50);
   digitalWrite(pinF, LOW);// Buzzer
  
// check for conversion complete and read temperature

  if (maxthermo.conversionComplete()) {
      
   lcd.setCursor(0, 0);
   lcd.print("Process Over..!");
   delay(200);
   lcd.clear();

   lcd.setCursor(0, 0);
   lcd.print("Temp =");

   lcd.setCursor(7, 0);
   lcd.print(maxthermo.readThermocoupleTemperature());
   
//   lcd.setCursor(13, 0);
//   lcd.print("*C");

   delay(120000);   // Yahi Delay Temp Screen Par Hold Rakhega

   digitalWrite(pinA, LOW);//Sys Not Ready
   digitalWrite(pinB, HIGH);//Sys Ready
   digitalWrite(pinC, LOW);//MIP
   digitalWrite(pinD, HIGH);//Process Over
   digitalWrite(pinF, LOW);// Buzzer
   digitalWrite(pinG, LOW);//Fault
   delay(200);
   digitalWrite(pinD, LOW);//Process Over


 } else {
    
    lcd.setCursor(0, 0);
    lcd.print("Not Over Yet !!");
    delay(300);
    lcd.clear()

   digitalWrite(pinA, LOW);//Sys Not Ready
   digitalWrite(pinB, HIGH);//Sys Ready
   digitalWrite(pinC, LOW);//MIP
   digitalWrite(pinD, LOW);//Process Over
   digitalWrite(pinF, LOW);// Buzzer
   digitalWrite(pinG, LOW);//Fault
   delay(200);
  }

  // Check and print any faults
  uint8_t fault = maxthermo.readFault();
  
  if (fault) {
    
    if (fault & MAX31856_FAULT_CJRANGE)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0); 
      lcd.print("CJ Range Fault");
      delay(60000);
    
    
    if (fault & MAX31856_FAULT_TCRANGE)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0); 
      lcd.print("TC Range Fault");
      delay(60000);
    
    if (fault & MAX31856_FAULT_CJHIGH)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0);  
      lcd.print("CJ High Fault");
      delay(60000);
    
    if (fault & MAX31856_FAULT_CJLOW)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0);   
      lcd.print("CJ Low Fault");
      delay(60000);
    
    if (fault & MAX31856_FAULT_TCHIGH)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0);  
      lcd.print("TC High Fault");
      delay(60000);
    
    if (fault & MAX31856_FAULT_TCLOW)
    
      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0);   
      lcd.print("TC Low Fault");
      delay(60000);
    
    if (fault & MAX31856_FAULT_OVUV)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0);    
      lcd.print("O/U Volt Fault");
      delay(60000);
    
    if (fault & MAX31856_FAULT_OPEN)

      digitalWrite(pinA, HIGH);//Sys Not Ready
      digitalWrite(pinB, LOW);//Sys Ready
      digitalWrite(pinC, LOW);//MIP
      digitalWrite(pinD, LOW);//Process Over
      digitalWrite(pinF, LOW);// Buzzer
      digitalWrite(pinG, HIGH);//Fault

      lcd.setCursor(0, 0);    
      lcd.print("TC Open Fault");
      delay(60000);
  }
  delay(1000);
}