#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x26, 16, 2);
const int ADC_pin = A0;
int flex_ADC; 
void setup()
{
  Serial.begin(9600);
  lcd.init();          
  lcd.backlight();
  lcd.setCursor(0,0);
  lcd.print("peppe8o");
}
void loop()
{
  flex_ADC = analogRead(ADC_pin);
  flex_ADC= map(flex_ADC, 6, 33, 161, 30);
  Serial.println(flex_ADC);
  lcd.setCursor(0,0);          
  lcd.print("Resistance: "); 
  lcd.setCursor(0,1);           
  lcd.print(flex_ADC);
  lcd.setCursor(4,1);
  lcd.print("kohm");
  delay(500);
  lcd.clear();
}