LIBRARY ieee ; USE ieee.std_logic_1164.all; USE ieee.numeric_std.all; LIBRARY mc8051 ; USE mc8051.synth_pack.all; ENTITY sp IS PORT( dec_rd_sp : IN std_logic ; inc_wr_sp : IN std_logic ; int_clk : IN std_logic ; int_rst : IN std_logic ; acknow : INOUT std_logic ; addr_gb : INOUT std_logic_vector( 7 DOWNTO 0 ) ; data_gb : INOUT std_logic_vector( 7 DOWNTO 0 ) ; indirect_sel : INOUT std_logic ; rd_gb : INOUT std_logic ; wr_gb : INOUT std_logic ); -- Declarations END sp ;