fg_12_01.vhd	entity control_unit
		architecture test of control_unit
		entity fg_12_01
		architecture test of fg_12_01

fg_12_02.vhd	entity D_flipflop
		architecture basic of D_flipflop
		entity fg_12_02
		architecture test of fg_12_02

fg_12_03.vhd	entity reg
		architecture behavioral of reg
		entity fg_12_03
		architecture test of fg_12_03

ch_12_01.vhd	entity and2
		architecture simple of and2
		entity ch_12_0
		architecture test of ch_12_01

ch_12_02.vhd	entity reg
		architecture test of reg
		entity ch_12_02
		architecture test of ch_12_02

ch_12_03.vhd	entity reg
		architecture test of reg
		entity ch_12_03
		architecture test of ch_12_03