diff --git a/src/ganimede/control_socbridge_tb.vhd b/src/ganimede/control_socbridge_tb.vhd
index 10d2985..e961672 100644
--- a/src/ganimede/control_socbridge_tb.vhd
+++ b/src/ganimede/control_socbridge_tb.vhd
@@ -4,22 +4,83 @@ use IEEE.NUMERIC_STD.all;
 library work;
 use work.io_types.all;
 library socbridge;
-use socbridge.tb_pkg.all;
+use socbridge.socbridge_driver_tb_pkg.all;
+library controller;
 
 entity control_socbridge_tb is
 end entity control_socbridge_tb;
 
 architecture tb of control_socbridge_tb is
-  
+
+  constant cycle : Time := 10 ns;
+  signal clk, rst : std_logic;
+  signal cu_to_sb_cmd: command_t;
+  signal cu_to_sb_address: std_logic_vector(31 downto 0);
+  signal cmd_size : positive;
+  signal ext_socbridge_in  :  ext_socbridge_in_t := (
+    payload => (others => '0'),
+    control => (others => '0')
+  );
+  signal ext_socbridge_out :  ext_socbridge_out_t;
+  signal int_socbridge_in  :  int_socbridge_in_t;
+  signal int_socbridge_out :  int_socbridge_out_t := (
+    payload => (others => '0'),
+    write_enable_out => '0',
+    is_full_in => '0'
+  );
+  signal ext_control_input: ext_control_unit_in_t := (
+    driver_id => (others => '0'),
+    address => (others => '0'),
+    seq_mem_access_count => (others => '0'),
+    instruction => x"00"
+  );
+  signal int_control_input: int_control_unit_in_t := (active_driver => (others => '0'));
+  signal ext_control_output: ext_control_unit_out_t;
+  signal int_control_output: int_control_unit_out_t;
 begin
 
+  
+
+  socbridge_inst: entity socbridge.socbridge_driver
+    port map(
+      clk      => clk,
+      rst      => rst,
+      cmd      => cu_to_sb_cmd,
+      address  => cu_to_sb_address,
+      cmd_size => cmd_size,
+      ext_in   =>  ext_socbridge_in,
+      ext_out  => ext_socbridge_out,
+      int_in   =>  int_socbridge_in,
+      int_out  => int_socbridge_out
+    );
+
+  control_unit_inst: entity controller.control_unit
+    port map(
+      clk             => clk,
+      rst             => rst,
+      ext_control_in  => ext_control_input,
+      ext_control_out => ext_control_output,
+      int_control_in  => int_control_input,
+      int_control_out => int_control_output
+  );
+
   clock_proc: process
   begin
   for i in 0 to 50 loop
     wait for cycle / 2;
-    clock <= not clock;
+    clk <= not clk;
   end loop;
   wait;
   end process clock_proc;
   
+  stimulus_proc: process
+  begin
+    
+  end process stimulus_proc;
+
+  monitor_proc: process
+  begin
+    
+  end process monitor_proc;
+
 end architecture tb;
diff --git a/src/ganimede/io_type_pkg.vhd b/src/ganimede/io_type_pkg.vhd
index 963e284..32e351d 100644
--- a/src/ganimede/io_type_pkg.vhd
+++ b/src/ganimede/io_type_pkg.vhd
@@ -21,6 +21,7 @@ package io_types is
     socbridge: ext_protocol_def_t;
   end record interface_inst_t;
 
+  --- CONTROL UNIT ---
   type ext_control_unit_in_t is record
     driver_id: std_logic_vector(number_of_drivers - 1 downto 0);
     address: std_logic_vector(address_width - 1 downto 0);
diff --git a/src/socbridge/socbridge_driver_tb.vhd b/src/socbridge/socbridge_driver_tb.vhd
index 104a2ad..057b57a 100644
--- a/src/socbridge/socbridge_driver_tb.vhd
+++ b/src/socbridge/socbridge_driver_tb.vhd
@@ -5,6 +5,7 @@ library work;
 use work.socbridge_driver_tb_pkg.all;
 library ganimede;
 use ganimede.io_types.all;
+library socbridge;
 
 
 entity socbridge_driver_tb is
@@ -59,19 +60,19 @@ architecture tb of socbridge_driver_tb is
     end if;
   end procedure;
 
-  component socbridge_driver is
-    port(
-      clk     : in std_logic;
-      rst     : in std_logic;
-      cmd     : in command_t;
-      address : in std_logic_vector(31 downto 0);
-      cmd_size: in positive;
-      ext_in  : in ext_socbridge_in_t;
-      ext_out : out ext_socbridge_out_t;
-      int_in  : out int_socbridge_in_t;
-      int_out : in int_socbridge_out_t
-    );
-  end component socbridge_driver;
+--  component socbridge_driver is
+--    port(
+--      clk     : in std_logic;
+--      rst     : in std_logic;
+--      cmd     : in command_t;
+--      address : in std_logic_vector(31 downto 0);
+--      cmd_size: in positive;
+--      ext_in  : in ext_socbridge_in_t;
+--      ext_out : out ext_socbridge_out_t;
+--      int_in  : out int_socbridge_in_t;
+--      int_out : in int_socbridge_out_t
+--    );
+--  end component socbridge_driver;
 
 begin
   socbridge_driver_inst: entity work.socbridge_driver