IF apbi.psel(pindex) = '1' THEN
        -- APB DMA READ  --
        CASE paddr(7 DOWNTO 2) IS
          --0
0x00          WHEN "000000" => prdata(31 DOWNTO 0) <= reg_ftt.in_data_f0(31 DOWNTO 0);
0x04          WHEN "000001" => prdata(31 DOWNTO 0) <= reg_ftt.in_data_f0(63 DOWNTO 32);
0x08          WHEN "000010" => prdata(15 DOWNTO 0) <= reg_ftt.in_data_f0(79 DOWNTO 64);
0XC0          WHEN "000011" => prdata(4 DOWNTO 0)  <= reg_ftt.in_wen_f0;

0x10          WHEN "000100" => prdata(31 DOWNTO 0) <= reg_ftt.in_data_f1(31 DOWNTO 0);
0x14          WHEN "000101" => prdata(31 DOWNTO 0) <= reg_ftt.in_data_f1(63 DOWNTO 32);
0x18          WHEN "000110" => prdata(15 DOWNTO 0) <= reg_ftt.in_data_f1(79 DOWNTO 64);
0x1C          WHEN "000111" => prdata(4 DOWNTO 0)  <= reg_ftt.in_wen_f1;

0x20          WHEN "001000" => prdata(31 DOWNTO 0) <= reg_ftt.in_data_f2(31 DOWNTO 0);
0x24          WHEN "001001" => prdata(31 DOWNTO 0) <= reg_ftt.in_data_f2(63 DOWNTO 32);
0x28          WHEN "001010" => prdata(15 DOWNTO 0) <= reg_ftt.in_data_f2(79 DOWNTO 64);
0x2C          WHEN "001011" => prdata(4 DOWNTO 0)  <= reg_ftt.in_wen_f2;

0x30          WHEN "001100" => prdata(31 DOWNTO 0) <= MEM_OUT_SM_Data_out(32*1-1 DOWNTO 32*0);
0x34          WHEN "001101" => prdata(31 DOWNTO 0) <= MEM_OUT_SM_Data_out(32*2-1 DOWNTO 32*1);

0x38          WHEN "001110" => prdata(1 DOWNTO 0) <= reg_ftt.out_ren;
                           prdata(3 DOWNTO 2) <= MEM_OUT_SM_Full;
                           prdata(5 DOWNTO 4) <= MEM_OUT_SM_Empty;
          WHEN OTHERS => NULL;

        END CASE;
        IF (apbi.pwrite AND apbi.penable) = '1' THEN
          -- APB DMA WRITE --
          CASE paddr(7 DOWNTO 2) IS
0x00            WHEN "000000" => reg_ftt.in_data_f0(31 DOWNTO 0)  <= apbi.pwdata;
0x04            WHEN "000001" => reg_ftt.in_data_f0(63 DOWNTO 32) <= apbi.pwdata;
0x08            WHEN "000010" => reg_ftt.in_data_f0(79 DOWNTO 64) <= apbi.pwdata(15 DOWNTO 0);
0x0c            WHEN "000011" => reg_ftt.in_wen_f0                <= apbi.pwdata(4 DOWNTO 0);

0x10            WHEN "000100" => reg_ftt.in_data_f1(31 DOWNTO 0)  <= apbi.pwdata;
0x14            WHEN "000101" => reg_ftt.in_data_f1(63 DOWNTO 32) <= apbi.pwdata;
0x18            WHEN "000110" => reg_ftt.in_data_f1(79 DOWNTO 64) <= apbi.pwdata(15 DOWNTO 0);
0x1c            WHEN "000111" => reg_ftt.in_wen_f1                <= apbi.pwdata(4 DOWNTO 0);

0x20            WHEN "001000" => reg_ftt.in_data_f2(31 DOWNTO 0)  <= apbi.pwdata;
0x24            WHEN "001001" => reg_ftt.in_data_f2(63 DOWNTO 32) <= apbi.pwdata;
0x28            WHEN "001010" => reg_ftt.in_data_f2(79 DOWNTO 64) <= apbi.pwdata(15 DOWNTO 0);
0x2C            WHEN "001011" => reg_ftt.in_wen_f2                <= apbi.pwdata(4 DOWNTO 0);

0x38            WHEN "001110" => reg_ftt.out_ren <= apbi.pwdata(1 DOWNTO 0);

            WHEN OTHERS => NULL;
          END CASE;
        END IF;
      END IF;