TaskHandle_t Task1;
TaskHandle_t Task2;

#define led1 23
#define led2 25

void Task1code(void *parameter)
{
  Serial.print("Task1 core: ");
  Serial.println(xPortGetCoreID());
  for (;;)
  {
    digitalWrite(led1, 1);
    delay(500);
    digitalWrite(led1, 0);
    delay(500);
  }
}
void Task2code(void *parameter)
{
  Serial.print("Task2 core: ");
  Serial.println(xPortGetCoreID());
  for (;;)
  {
    digitalWrite(led2, 1);
    delay(1000);
    digitalWrite(led2, 0);
    delay(1000);
  }
}

void setup()
{
  Serial.begin(9600);
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  xTaskCreatePinnedToCore(Task1code, "Task1", 1000, NULL, 1, &Task1, 0);
  xTaskCreatePinnedToCore(Task2code, "Task2", 1000, NULL, 1, &Task2, 1);
}
void loop()
{
}