void task1(void *pt){
  pinMode(23, OUTPUT);
  while(1){
    //digitalWrite(23,!digitalRead(23));
    digitalWrite(23,HIGH);
    delay(200);
    digitalWrite(23,LOW);
    delay(200);
  }
}

void task2(void *pt){
  pinMode(21, OUTPUT);
  while(1){
    //digitalWrite(21,!digitalRead(21));
    digitalWrite(21,HIGH);
    delay(1000);
    digitalWrite(21,LOW);
    delay(1000);
  }
}

void setup() {
  // put your setup code here, to run once:
  xTaskCreatePinnedToCore(task1, "LED1", 1024, NULL, 1, NULL, 1);
  xTaskCreatePinnedToCore(task2, "LED2", 1024, NULL, 2, NULL, 1);
}

void loop() {
  // put your main code here, to run repeatedly:
 // this speeds up the simulation
}