Removed unused "tran_trig_del_2".

src/CAN_Core/core_top.vhd

@@ -513,7 +513,6 @@ entity core_top is
     signal sync_nbt_del_2          :     std_logic;
 
     signal tran_trig_del_1         :     std_logic;
-    signal tran_trig_del_2         :     std_logic;
    
     -- Bus traffic measurment
     signal tx_counter              :     std_logic_vector(31 downto 0);
@@ -975,12 +974,10 @@ begin
             sync_dbt_del_2        <=  '0';
             sync_nbt_del_2        <=  '0';
             tran_trig_del_1       <=  '0';
-            tran_trig_del_2       <=  '0';
         elsif rising_edge(clk_sys) then
             sync_dbt_del_2        <=  sync_dbt_del_1;
             sync_nbt_del_2        <=  sync_nbt_del_1;
             tran_trig_del_1       <=  tran_trig;
-            tran_trig_del_2       <=  tran_trig_del_1;
         end if;
     end process;
  

src/CAN_Core/protocolControl.vhd

@@ -216,18 +216,20 @@
 --   10.7.2018    Changed length of data length field for DLC > 8 in case of
 --                CAN 2.0 frame! For CAN 2.0 frame DLC higher than 8 should be
 --                interpreted as 8!
---   13.7.2018    Removed "unknown_state_Error_r" since it was unused. Unified
---                all "when others" statements to go to "error" state an cause
---                error frame transmission! This is however synthesis tool
---                dependent! If FSM synthesis on invalid state (e.g. glitch)
---                would jump to reset state, then node would become off, and
---                communication would not continue! If synthesis tool would
---                use "others" to detect invalid FSM state, and go to "error"
---                state, then this would be "safety" feature for possible
---                glitches. From CAN Node perspective, this would be another
---                "internal" error, which would cause transmission of error
---                frame! Such a behaviour is not defined by standard, but it
---                is logical to do it like so!
+--   13.7.2018    1. Removed "unknown_state_Error_r" since it was unused. Unified
+--                   all "when others" statements to go to "error" state an cause
+--                   error frame transmission! This is however synthesis tool
+--                   dependent! If FSM synthesis on invalid state (e.g. glitch)
+--                   would jump to reset state, then node would become off, and
+--                   communication would not continue! If synthesis tool would
+--                   use "others" to detect invalid FSM state, and go to "error"
+--                   state, then this would be "safety" feature for possible
+--                   glitches. From CAN Node perspective, this would be another
+--                   "internal" error, which would cause transmission of error
+--                   frame! Such a behaviour is not defined by standard, but it
+--                   is logical to do it like so!
+--                2. Removed "bit_err_ena" since it was unused! Selection of
+--                   valid bit error is done by Fault confinement!
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 Library ieee;