LIBRARY DDR;
USE DDR.HY5DU281622AT_PACK.all;
с сообщением
# ** Error: (vcom-13) Recompile ddr.hy5du281622at_pack because ieee.std_logic_arith has changed.
# ** Error: system_tb.vhd(13): (vcom-1195) Cannot find expanded name "ddr.hy5du281622at_pack".
# ** Error: system_tb.vhd(13): Unknown expanded name.
# -- Loading package vcomponents
# ** Error: system_tb.vhd(25): VHDL Compiler exiting
# ** Error: C:/Modeltech_6.3c/win32/vcom failed.
# Error in macro ./sash.do line 5
# C:/Modeltech_6.3c/win32/vcom failed.