#include<LiquidCrystal.h>
LiquidCrystal lcd(18, 5, 17, 16, 4, 0);
int analog_pin = 12;
int led_pin = 4;

void setup() {
  Serial.begin(115200);
  pinMode(led_pin, OUTPUT);
  pinMode(analog_pin, INPUT);
  // set up the LCD's number of columns and rows:
  lcd.begin(16, 2);
  // print a message to the LCD.
  lcd.print("analog value:,led_on/off");

}
void loop() {
  lcd.clear();
  lcd.print("analog status:");
  lcd.setCursor(0, 1);
  if (analog status > 0); {
    lcd.setCursor(5, 1);
    println("led on");

  }

  else if (analog status = 0); {
    lcd.setCursor(5, 0);
    println("led off");


  }

  int analogstatus = analogRead(analog_pin);
  Serial.println(analogstatus);
  analogWrite(led_pin, analogstatus);
  analogWrite(led_pin, 4095);

  delay(1000);
  analogWrite(led_pin, 0);
  delay(1000);
}