Hierarchy	Input	Constant Input	Unused Input	Floating Input	Output	Constant Output	Unused Output	Floating Output	Bidir	Constant Bidir	Unused Bidir	Input only Bidir	Output only Bidir
a74hc596_driver_inst	19	2	0	2	3	2	2	2	0	0	0	0	0
hex_test_inst	35	25	0	25	15	25	25	25	0	0	0	0	0
Ctrl_inst|beep_3s_inst|pwm_generator	67	2	0	2	1	2	2	2	0	0	0	0	0
Ctrl_inst|beep_3s_inst	4	0	0	0	1	0	0	0	0	0	0	0	0
Ctrl_inst	4	0	0	0	5	0	0	0	0	0	0	0	0
key_filter_inst2	3	0	0	0	1	0	0	0	0	0	0	0	0
key_filter_inst1	3	0	0	0	1	0	0	0	0	0	0	0	0