#include <Wire.h> 
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);

void setup()
{
  Wire.begin(23, 22);
  Serial.begin(9600);
  lcd.init();
  lcd.backlight();
}

void loop()
{
  int16_t i = analogRead(34);
  String msg = i < 2165 ? "WET" : i > 3135 ? "DRY" : "OK";
  lcd.clear();
  lcd.print("Soil: ");
  lcd.print(msg);
  delay(500); 
}

#define BLYNK_TEMPLATE_ID "YourTemplateID"
#define BLYNK_DEVICE_NAME "YourDeviceName"
#define BLYNK_AUTH_TOKEN "YourAuthToken"

#include <WiFiNINA.h>
#include <BlynkSimpleWiFiNINA.h>

// Your WiFi credentials.
char ssid[] = "YourSSID";
char pass[] = "YourPassword";

// Define the pins for sensors
#define SOIL_MOISTURE_PIN A0  // Analog pin for soil moisture sensor
#define N_SENSOR_PIN A1       // Analog pin for Nitrogen sensor (simulated)
#define P_SENSOR_PIN A2       // Analog pin for Phosphorus sensor (simulated)
#define K_SENSOR_PIN A3       // Analog pin for Potassium sensor (simulated)
#define PH_SENSOR_PIN A4      // Analog pin for pH sensor (simulated)
#define TEMP_SENSOR_PIN A5    // Analog pin for Temperature sensor (simulated)

BlynkTimer timer;

void sendSensorData() {
  // Reading soil moisture
  int soilMoistureValue = analogRead(SOIL_MOISTURE_PIN);
  float soilMoisturePercent = map(soilMoistureValue, 0, 1023, 0, 100);

  // Reading NPK sensor values (simulated)
  int nValue = analogRead(N_SENSOR_PIN);
  float nPercentage = map(nValue, 0, 1023, 0, 100);
  
  int pValue = analogRead(P_SENSOR_PIN);
  float pPercentage = map(pValue, 0, 1023, 0, 100);

  int kValue = analogRead(K_SENSOR_PIN);
  float kPercentage = map(kValue, 0, 1023, 0, 100);

  // Reading pH sensor value (simulated)
  int phValue = analogRead(PH_SENSOR_PIN);
  float ph = map(phValue, 0, 1023, 0, 14);  // Assuming pH scale from 0 to 14

  // Reading Temperature sensor value (simulated)
  int tempValue = analogRead(TEMP_SENSOR_PIN);
  float temperature = map(tempValue, 0, 1023, -40, 125);  // Assuming temperature range from -40 to 125°C

  // Send data to Blynk
  Blynk.virtualWrite(V0, soilMoisturePercent);
  Blynk.virtualWrite(V1, nPercentage);
  Blynk.virtualWrite(V2, pPercentage);
  Blynk.virtualWrite(V3, kPercentage);
  Blynk.virtualWrite(V4, ph);
  Blynk.virtualWrite(V5, temperature);

  Serial.print("Soil Moisture: ");
  Serial.print(soilMoisturePercent);
  Serial.print("%, N: ");
  Serial.print(nPercentage);
  Serial.print("%, P: ");
  Serial.print(pPercentage);
  Serial.print("%, K: ");
  Serial.print(kPercentage);
  Serial.print("%, pH: ");
  Serial.print(ph);
  Serial.print(", Temp: ");
  Serial.print(temperature);
  Serial.println("°C");
}

void setup() {
  // Debug console
  Serial.begin(9600);

  // Connect to WiFi
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);

  // Setup a function to be called every second
  timer.setInterval(1000L, sendSensorData);
}

void loop() {
  Blynk.run();
  timer.run();
}
#define BLYNK_PRINT Serial

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "YourAuthToken";

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "YourNetworkName";
char pass[] = "YourPassword";

void setup() {
  // Debug console
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);
}

void loop() {
  Blynk.run();
}