void setup() {
 
 ledcSetup(1, 5000, 8); 
 ledcSetup(2, 5000, 8); 
 ledcSetup(3, 5000, 8); 

 ledcAttachPin(2, 1);
 ledcAttachPin(4, 2);
 ledcAttachPin(15, 3);
 Serial.begin(115200);
 }

 void loop() {
 
 ledcWrite(1, 0);
 ledcWrite(2, 0);
 ledcWrite(3, 0);
 Serial.println("Alb");
 delay(30);

 ledcWrite(1, 255);
 ledcWrite(2, 255);
 ledcWrite(3, 0);
 Serial.println("Albastru");
 delay(30);

 ledcWrite(1, 0);
 ledcWrite(2, 255);
 ledcWrite(3, 255);
 Serial.println("Rosu");
 delay(30);

 ledcWrite(1, 255);
 ledcWrite(2, 0);
 ledcWrite(3, 0);
 Serial.println("Turcoaz");
 delay(30);

 ledcWrite(1, 0);
 ledcWrite(2, 255);
 ledcWrite(3, 0);
 Serial.println("Mov");
 delay(30);

}