This program is an unofficial build of Snes9x, which fixes Snes9x's
implementation of the SA-1's bank switch registers to honor bit 7
(previously it would act as though the bit was always on). This
means that by placing the values 4,5,6,7 in $2220-$2223, you can
access all 8MB of a 64Mbit ROM at the same time without any further
bank switching required.
This build also restores the ExLoROM map to 64Mbits, as it appears to
have been accidently reduced to 48Mbits in the current 1.5x series of
Note that the fixes have already been submitted and accepted for the official Snes9x
project, and are now available as part of the official build starting with
Keep in mind that distribution of commercial game ROMs is considered illegal. This file
DOES NOT include any actual game ROM. I suggest you check a search engine for other
sites that may contain ROMs.
Snes9x 8MB Custom Build (WinZip File)
Size: 977K zipped, 3.18M unzipped
Version: 1.53 FuSoYa-8MB_R1
Released: December 4, 2012.