ENTITY rom_dec_line45_64 IS
PORT (
  nck4    : in  BIT;
  nck5    : in  BIT;
  sel4    : in  BIT;
  sel5    : in  BIT;
  line4   : out  BIT;
  line5   : out  BIT;
  vdd	  : in  BIT;
  vss	  : in  BIT
);
END rom_dec_line45_64;

ARCHITECTURE VBE OF rom_dec_line45_64 IS

BEGIN
  ASSERT (vdd and not (vss))
  REPORT "power supply is missing on rom_dec_line45_64"
  SEVERITY WARNING;

  line4 <= nck4 and sel4;
  line5 <= nck5 and sel5;

END;