#include <SoftwareSerial.h>

const int LED = 7;
const int PhR = 3;

float lightLevel;
int trigger = 0;

#define TX 0
#define RX 1
SoftwareSerial data(RX,TX);

void setup()
{
  data.begin(9600);
  pinMode(PhR, INPUT);
  pinMode(LED, OUTPUT);
 }

void loop() 
{ 
   digitalWrite(LED, HIGH);
   delay(1000);
   digitalWrite(LED, LOW);
   delay(1000);
   lightLevel = analogRead(PhR);
   
    if (lightLevel >= 950)
    {
      trigger = 0;
      digitalWrite(LED, HIGH);
      delay(300);
      digitalWrite(LED, LOW);
      delay(300);
       
    }

     else if (lightLevel <= 950)
    {
      digitalWrite(LED, HIGH);
      trigger =1;
     data.println(trigger);
     for (;;);
       
    } 
}