-Added comment.

applications/apertif/designs/apertif_unb1_fn_bf_emu/src/vhdl/mmm_apertif_unb1_fn_bf_emu.vhd

@@ -114,7 +114,7 @@ END mmm_apertif_unb1_fn_bf_emu;
 ARCHITECTURE str OF mmm_apertif_unb1_fn_bf_emu IS
 
   -- Block generators
-  -- . 4 instances, one for each BF unit.
+  -- . 4 instances, one to emulate each transposed BF unit stream.
   --   . Block size/instance: 2*64 timesamples
   --   . Data width: 16b complex (2*8b).
   CONSTANT c_ram_diag_bg_addr_w                  : NATURAL := ceil_log2(4*(2*64));