-- vi: ft=lua function select_next_item() local sel_pos = 0 turtle.select(sel_pos + 1) while(turtle.getItemCount() <= 0) do sel_pos = (sel_pos + 1) % 16 turtle.select(sel_pos + 1) end end while(true) do select_next_item() for i = 1,4,1 do turtle.place() turtle.turnRight() end sleep(20) end