#define RED 1
#define YELLOW 4
#define GREEN 9
#define BUTTON 12

int PWN1 = 1023;
int PWN2 = 1023;
int PWN3 = 0;

int add = 0;

int fun1 = 0;
int fun2 = 0;


void setup() {
  Serial1.begin(115200);
  pinMode(RED, OUTPUT);
  pinMode(YELLOW, OUTPUT);
  pinMode(GREEN, OUTPUT);
  pinMode(BUTTON, INPUT_PULLUP);
  attachInterrupt(BUTTON, isr_buuton, FALLING);
}

void isr_buuton() {
  fun1 = 1;
}

void loop() {
  analogWrite(RED, PWN1);
 if (add) {
    //PWN1 += 50;
    analogWrite(RED, 1023);
    PWN1 = 1025;
  }
  else {
    PWN1 -= 50;
  }

  if (PWN1 > 1024 or PWN1 < 0) {
    add = !add;
  }

  if (fun1 == 1) {
    analogWrite(YELLOW, PWN2);
    PWN2 = PWN2 - 50;
    if (PWN2 < 0) {
      analogWrite(YELLOW, 0);
      PWN2 = 1023;
      fun1 = 0;
      fun2 = 1;
    }
  }


  if (fun2 == 1) {
    analogWrite(GREEN, PWN3);
    PWN3 = PWN3 + 50;
    if (PWN3 > 1024) {
      analogWrite(GREEN, 0);
      PWN3 = 0;
      fun2 = 0;
    }
  }

  Serial1.print(PWN1);
  Serial1.print("-----");
  Serial1.print(PWN2);
  Serial1.print("-----");
  Serial1.println(PWN3);

  delay(200);
}