Cx4.bin !!top!! Now

The C4 chip was not widely used. It appears exclusively in three Capcom titles released in the mid-1990s. If you attempt to play any of these games without the cx4.bin file, the emulator cannot emulate the enhancement chip, and the game will crash or display graphical garbage.

Because the CX4 chip is no longer in production and Capcom has not released the firmware as freeware, most emulation users acquire cx4.bin from "ROM sets." Specifically, you are looking for a for the SNES (often labeled snes.xml ). cx4.bin

There are two primary ways to get a legitimate copy of cx4.bin . The C4 chip was not widely used