Syncronize semaphore counters to queue dimension

- Remove RTOS timers
- Create LED task
- Avoid polling, instead wait for semaphore

Core/Src/canlog.c

@@ -121,21 +121,8 @@ void vLEDHeartbeat(void *argument)
 
     for (;;)
     {
-        // BLOCK for UP TO 25ms.
-        // - Returns osOK instantly if CAN traffic arrives.
-        // - Returns osTimeout if 25ms pass with NO traffic.
-        if (osSemaphoreAcquire(context->semaphore, 25U) == osOK)
-        {
-            // Traffic detected! Turn ON LED.
-            // Loop immediately to wait for the next message.
-            HAL_GPIO_WritePin(context->led->port, context->led->pin, GPIO_PIN_SET);
-        }
-        else
-        {
-            // Timeout! No CAN traffic for 25ms. Turn OFF LED.
-            // Loop and block again.
-            HAL_GPIO_WritePin(context->led->port, context->led->pin, GPIO_PIN_RESET);
-        }
+      if (osSemaphoreAcquire(context->semaphore, 25U) == osOK) HAL_GPIO_WritePin(context->led->port, context->led->pin, GPIO_PIN_SET);
+      else HAL_GPIO_WritePin(context->led->port, context->led->pin, GPIO_PIN_RESET);
     }
     /* CODE END */
 }