Street Fighter II Champion Edition (bootleg) PCB Layout ---------- |-----------------------------------------------------| |LM324 ROM1 3.579545MHz ROM10 ROM12| |LM324 ROM2 16MHz 2018 ROM9 ROM11| | M6295 12MHz 2018 SE235 SE005| | 2018 | |YM2151 2018 2018 ROM8 | | ROM3 SE194 SE064| |J Z80 SF004 SF001| |A 2018 2018 | |M 6116 6116 2018 2018 | |M | |A |--| | | |6 | 62256 | |DSWA(8)|8 |62256 62256 62256 | | |0 |ROM4 ROM6 | |DSWB(8)|0 |ROM5 ROM7 | | |0 | | |DSWC(8)|--| | |-----------------------------------------------------| Notes: 68000 - Clock 12MHz Z80 - Clock 3.579545MHz M6295 - Clock 1.000MHz [16/16]. Pin 7 HIGH YM2151 - Clock 3.579545MHz 62256 - 32k x8 SRAM 2018 - 2k x8 SRAM 6116 - 2k x8 SRAM