startup

p = peripheral.wrap("bottom")
m = peripheral.wrap("monitor_4")
x,y = m.getSize()
while true do
  if p.getStackInSlot(1) ~= nil then
    name = p.getStackInSlot(1).destination
    if string.len(name) > x then
      name = string.sub(name,1,x-1)
    end
    m.clear()
    m.setTextScale(1)
    m.setCursorPos((x-string.len(name))/2,y/2)
    m.write(name)
    sleep(1)
  end
end