-- by Dan Kotylak 
-- part of the digital self regulating humidifier

library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_arith.all;
--use ieee.std_logic_unsigned.all;
  
entity subtractor is 
	port (A,B: in std_logic_vector(9 downto 0);
			data_out: out std_logic_vector(9 downto 0)
	);
end subtractor;

architecture behaviour of subtractor is
	begin
		data_out<=A-B;

end behaviour;