#include <LiquidCrystal_I2C.h>
#define ledrosso 11
#define ledverde 10
#define ledblu 9
#define pot1 A3
#define pot2 A4
#define pot3 A5
int valpot1;
int valpot2;
int valpot3;
int outledr;


void setup() {
Serial.begin(9600);
pinMode(ledrosso, OUTPUT);
pinMode(ledverde, OUTPUT);
pinMode(ledblu, OUTPUT);
pinMode(pot1, INPUT);
pinMode(pot2, INPUT);
pinMode(pot3, INPUT);
}

void loop() {
int pledr=analogRead(pot1);
int outledr=map(pledr,0,1023,0,255);
analogWrite(pledr, outledr);
int pledv=analogRead(pot2);
int outledv=map(pledv,0,1023,0,255);
analogWrite(pledv, outledv);
int pledb=analogRead(pot3);
int outledb=map(pledb,0,1023,0,255);
analogWrite(pledb, outledb);

}