vlib work
vcom -just e -93 -explicit  uc_interface.vhd
vcom -skip e -93 -explicit  uc_interface.vhd
vcom -just e -93 -explicit  uc_interface_tb.vhd
vcom -skip e -93 -explicit  uc_interface_tb.vhd
vsim -t 1ps  -L unisims  -lib work testbench
do uc_interface_tb.udo
do wave.do
view structure
view signals
run 12us