	component system_pio_0 is
		port (
			clk        : in    std_logic                     := 'X';             -- clk
			reset_n    : in    std_logic                     := 'X';             -- reset_n
			address    : in    std_logic_vector(1 downto 0)  := (others => 'X'); -- address
			write_n    : in    std_logic                     := 'X';             -- write_n
			writedata  : in    std_logic_vector(31 downto 0) := (others => 'X'); -- writedata
			chipselect : in    std_logic                     := 'X';             -- chipselect
			readdata   : out   std_logic_vector(31 downto 0);                    -- readdata
			bidir_port : inout std_logic_vector(3 downto 0)  := (others => 'X')  -- export
		);
	end component system_pio_0;

	u0 : component system_pio_0
		port map (
			clk        => CONNECTED_TO_clk,        --                 clk.clk
			reset_n    => CONNECTED_TO_reset_n,    --               reset.reset_n
			address    => CONNECTED_TO_address,    --                  s1.address
			write_n    => CONNECTED_TO_write_n,    --                    .write_n
			writedata  => CONNECTED_TO_writedata,  --                    .writedata
			chipselect => CONNECTED_TO_chipselect, --                    .chipselect
			readdata   => CONNECTED_TO_readdata,   --                    .readdata
			bidir_port => CONNECTED_TO_bidir_port  -- external_connection.export
		);

