message: fix "," in ram example
diff: @@ -3,16 +3,16 @@ USE ieee.std_logic_1164.ALL;
  -- https://surf-vhdl.com/vhdl-syntax-web-course-surf-vhdl/vhdl-generics/
  ENTITY RAM IS
  GENERIC(
  - data_width : integer := 64,
  - addr_width : integer := 12,
  - Taa : time := 50,
  + data_width : integer := 64;
  + addr_width : integer := 12;
  + Taa : time := 50;
  Toe : time := 40
  );
  PORT(
  - oeb : IN std_logic,
  - wrb : IN std_logic,
  - csb : IN std_logic,
  - data : INOUT std_logic_vector(data_width - 1 DOWNTO 0),
  + oeb : IN std_logic;
  + wrb : IN std_logic;
  + csb : IN std_logic;
  + data : INOUT std_logic_vector(data_width - 1 DOWNTO 0);
  addr : IN std_logic_vector(addr_width - 1 DOWNTO 0)
  );
  END ENTITY;
  