added pipeline on EcalDataAggregator output

common/firmware/hdl/EcalDataAggregator.vhd

@@ -28,6 +28,10 @@ architecture rtl of EcalDataAggregator is
   signal ecal_data_p                 : std_logic_vector(28 * 16 -1 downto 0);
   alias padding_p                    is ecal_data(ecal_data'high downto ecal_data'high-2);
   
+  signal data_out_s                  : std_logic_vector(28 * 16 -1 downto 0) := (others => '0');
+  signal data_out_s_start            : std_logic := '0'; 
+  signal data_out_s_last             : std_logic := '0';
+
   signal sync                        : std_logic := '0';
   
   type tBcIdPipe is array (integer range 0 to 8) of std_logic_vector(11 downto 0);
@@ -67,14 +71,19 @@ begin
             bcid_p(i+1) <= bcid_p(i);
           end loop;
                            
+					-- data_out pipeline
+					data_out <= data_out_s;
+          data_out_start <= data_out_s_start;
+          data_out_last <= data_out_s_last;
+
           -- capturing frames
-          data_out_start <= '0';
-          data_out_last <= '0';
+          data_out_s_start <= '0';
+          data_out_s_last <= '0';
           if sync = '0' then
              if padding_p = "111" and (unsigned(bcid_p(0)) = unsigned(bcid_p(8)) + 1 or (unsigned(bcid_p(0)) = 0 and unsigned(bcid_p(8)) = 3563) ) then
                timer := 0;
-               data_out <= ecal_data_p;
-               data_out_start <= '1';
+               data_out_s <= ecal_data_p;
+               data_out_s_start <= '1';
                last_valid_bcid <= bcid_p(0);
                sync <= '1';
              elsif timer = 7 then
@@ -86,8 +95,8 @@ begin
             if timer = 7 then
               timer := 0;
               if padding_p = "111" and (unsigned(bcid_p(0)) = unsigned(bcid_p(8)) + 1 or (unsigned(bcid_p(0)) = 0 and unsigned(bcid_p(8)) = 3563) ) then
-                data_out <= ecal_data_p;
-                data_out_start <= '1'; 
+                data_out_s <= ecal_data_p;
+                data_out_s_start <= '1'; 
                 last_valid_bcid <= bcid_p(0);
               else
                 sync <= '0';
@@ -95,7 +104,7 @@ begin
             else 
                timer := timer + 1;
                if timer = 7 then
-                 data_out_last <= '1';
+                 data_out_s_last <= '1';
                end if;
             end if;
           end if;