Second Bubble Bobble pinout from wilkins@nectech-uk.com The 56 pin connector is as follows: (This is pretty similar to the one in the archive by djbarnes@eos.ncsu.edu I borrowed his pinout as a template) N.B: I accept no responsibility for any errors or mistakes in the diagram below. ________________________________________________ |Component Side | |Solder Side | |---------------|-------|-------|--------------| |Ground | 1 | A |Ground | |---------------|-------|-------|--------------| |Ground | 2 | B |Ground | |---------------|-------|-------|--------------| |Ground | 3 | C |Ground | |---------------|-------|-------|--------------| |+5v | 4 | D |+5v | |---------------|-------|-------|--------------| |+5v | 5 | E |+5v | |---------------|-------|-------|--------------| |-5v (-ve) | 6 | F |-5v (-ve) | |---------------|-------|-------|--------------| |+12v | 7 | H |+12v | |---------------|-------|-------|--------------| |Video Green | 8 | J |Video Ground | |---------------|-------|-------|--------------| |Video Red | 9 | K |Video Blue | |---------------|-------|-------|--------------| |Video Sync | 10 | L |N/U | |---------------|-------|-------|--------------| |Speaker + | 11 | M |Speaker - | |---------------|-------|-------|--------------| |N/U | 12 | N |N/U | |---------------|-------|-------|--------------| |N/U | 13 | P |N/U | |---------------|-------|-------|--------------| |Coin A | 14 | R |Coin B | |---------------|-------|-------|--------------| |N/U | 15 | S |N/U | |---------------|-------|-------|--------------| |N/U | 16 | T |N/U | |---------------|-------|-------|--------------| |Service Sw | 17 | U |Tilt Sw | |---------------|-------|-------|--------------| |1P Start/Sel | 18 | V |2P Start/sel | |---------------|-------|-------|--------------| |N/U | 19 | W | | |---------------|-------|-------|--------------| |N/U | 20 | X | | |---------------|-------|-------|--------------| |1P right | 21 | Y |2P right | |---------------|-------|-------|--------------| |1P left | 22 | Z |2P left | |---------------|-------|-------|--------------| |N/U | 23 | a | | |---------------|-------|-------|--------------| |N/U | 24 | b | | |---------------|-------|-------|--------------| |N/U | 25 | c | | |---------------|-------|-------|--------------| |N/U | 26 | d | | |---------------|-------|-------|--------------| |1P Bubble | 27 | e |2P Bubble | |---------------|-------|-------|--------------| |1P Jump | 28 | f |2P Jump | |---------------|-------|-------|--------------|