private void UpdateAllTrayContainerPresenceData(string response)
{
string data = response.Substring(5, 8);
List <TrayContainer> slots = TrayContainers.OrderBy(s => s.ID).ToList();
foreach (TrayContainer item in slots)
{
int i = item.ID;
int hasItem = (int)char.GetNumericValue(data[i - 1]);
TrayContainers.First(s => s.ID == i).HasItem = (hasItem == 0);
}
}
