+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Legal Partition Candidates                                                                                                                                                                                            ;
+------------------+-------+----------------+--------------+----------------+--------+-----------------+---------------+-----------------+-------+----------------+--------------+------------------+-------------------+
; 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 ;
+------------------+-------+----------------+--------------+----------------+--------+-----------------+---------------+-----------------+-------+----------------+--------------+------------------+-------------------+
; vga_control_unit ; 14    ; 0              ; 0            ; 0              ; 3      ; 0               ; 0             ; 0               ; 0     ; 0              ; 0            ; 0                ; 0                 ;
; vga_driver_unit  ; 4     ; 0              ; 0            ; 0              ; 62     ; 0               ; 0             ; 0               ; 0     ; 0              ; 0            ; 0                ; 0                 ;
+------------------+-------+----------------+--------------+----------------+--------+-----------------+---------------+-----------------+-------+----------------+--------------+------------------+-------------------+