ENTITY rf_out_mem IS
PORT (
  rbus    : in  BIT;
  xcks     : in  BIT;
  dataout : out BIT;
  vdd     : in  BIT;
  vss     : in  BIT
);
END rf_out_mem;

ARCHITECTURE VBE OF rf_out_mem IS
  SIGNAL latch	 : REG_BIT REGISTER;

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

  label0 : BLOCK (xcks = '1')
  BEGIN
    latch <= GUARDED rbus;
  END BLOCK label0;

  dataout <= latch;

END;