#include <Arduino_FreeRTOS.h>
#include <queue.h>

#define LED_PIN_8 8
#define LED_PIN_9 9

QueueHandle_t dataQueue;

void sendTask(void *pvParameters);
void receiveTask(void *pvParameters);

void setup() {
  pinMode(LED_PIN_8, OUTPUT);
  pinMode(LED_PIN_9, OUTPUT);

  dataQueue = xQueueCreate(10, sizeof(int));

  if (dataQueue == NULL) {
    while (1);
  }

  xTaskCreate(sendTask, "Send Task", 128, NULL, 1, NULL);
  xTaskCreate(receiveTask, "Receive Task", 128, NULL, 2, NULL);
}

void loop() {
}

void sendTask(void *pvParameters) {
  int data = 0;
  for (;;) {
    xQueueSend(dataQueue, &data, portMAX_DELAY);
    data = (data + 1) % 16;
    vTaskDelay(1000 / portTICK_PERIOD_MS);
  }
}

void receiveTask(void *pvParameters) {
  int receivedData;
  for (;;) {
    if (xQueueReceive(dataQueue, &receivedData, 500 / portTICK_PERIOD_MS) == pdTRUE) {
      if (receivedData >= 4 && receivedData <= 10) {
        digitalWrite(LED_PIN_8, LOW);  
        digitalWrite(LED_PIN_9, HIGH); 
      } else {
        digitalWrite(LED_PIN_8, HIGH); 
        digitalWrite(LED_PIN_9, LOW);  
      }
    } else {
      vTaskDelay(1000 / portTICK_PERIOD_MS);
    }
  }
}