Temperature Monitor rev_25

/********* Pleasedontcode.com **********

    Pleasedontcode thanks you for automatic code generation! Enjoy your code!

    - Terms and Conditions:
    You have a non-exclusive, revocable, worldwide, royalty-free license
    for personal and commercial use. Attribution is optional; modifications
    are allowed, but you're responsible for code maintenance. We're not
    liable for any loss or damage. For full terms,
    please visit pleasedontcode.com/termsandconditions.

    - Project: Temperature Monitor
    - Source Code NOT compiled for: Arduino Nano ESP32
    - Source Code created on: 2024-10-03 10:37:09

********* Pleasedontcode.com **********/

/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Initialize internal Bluetooth device as master, */
    /* receive BLE data, and show it on a 16x2 LCD using */
    /* LiquidCrystal library for Arduino. */
/****** SYSTEM REQUIREMENT 2 *****/
    /* read temperature and send it via bluetooth. */
/****** END SYSTEM REQUIREMENTS *****/

/****** DEFINITION OF LIBRARIES *****/
#include <Wire.h>
#include <LiquidCrystal.h>  //https://github.com/arduino-libraries/LiquidCrystal
#include <DS18B20.h>    //https://github.com/matmunk/DS18B20
#include <BluetoothSerial.h> // Include Bluetooth library

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void updateOutputs();
void readTemperatureAndSend(); // Function to read temperature and send via Bluetooth

/***** DEFINITION OF DIGITAL INPUT PINS *****/
const uint8_t temp_DS18B20_DQ_PIN_D8 = 8;

/***** DEFINITION OF DIGITAL OUTPUT PINS *****/
const uint8_t display_LCD1602_RS_PIN_D2 = 2;
const uint8_t display_LCD1602_E_PIN_D3 = 3;
const uint8_t display_LCD1602_D4_PIN_D4 = 4;
const uint8_t display_LCD1602_D5_PIN_D5 = 5;
const uint8_t display_LCD1602_D6_PIN_D6 = 6;
const uint8_t display_LCD1602_D7_PIN_D7 = 7;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
// LCD instance
LiquidCrystal lcd(display_LCD1602_RS_PIN_D2, display_LCD1602_E_PIN_D3, display_LCD1602_D4_PIN_D4, display_LCD1602_D5_PIN_D5, display_LCD1602_D6_PIN_D6, display_LCD1602_D7_PIN_D7);
// DS18B20 instance
DS18B20 tempSensor(temp_DS18B20_DQ_PIN_D8);
// Bluetooth instance
BluetoothSerial SerialBT;

void setup(void)
{
    // Initialize the LCD
    lcd.begin(16, 2);
    lcd.print("Initializing...");

    // Initialize Bluetooth
    SerialBT.begin("ESP32_Bluetooth"); // Bluetooth device name
    lcd.setCursor(0, 1);
    lcd.print("Bluetooth Ready");

    pinMode(temp_DS18B20_DQ_PIN_D8, INPUT);
    pinMode(display_LCD1602_RS_PIN_D2, OUTPUT);
    pinMode(display_LCD1602_E_PIN_D3, OUTPUT);
    pinMode(display_LCD1602_D4_PIN_D4, OUTPUT);
    pinMode(display_LCD1602_D5_PIN_D5, OUTPUT);
    pinMode(display_LCD1602_D6_PIN_D6, OUTPUT);
    pinMode(display_LCD1602_D7_PIN_D7, OUTPUT);
}

void loop(void)
{
    // Read temperature and send it via Bluetooth
    readTemperatureAndSend();

    // Refresh output data
    updateOutputs();
}

void updateOutputs()
{
    // Update LCD display with temperature data
    float temperature = tempSensor.getTempC(); // Get temperature in Celsius
    lcd.clear();
    lcd.print("Temp: ");
    lcd.print(temperature);
    lcd.print(" C");
}

void readTemperatureAndSend()
{
    float temperature = tempSensor.getTempC(); // Get temperature in Celsius
    SerialBT.println(temperature); // Send temperature via Bluetooth
}

/* END CODE */