Changes

The following is a list of known file formats used by the 3DS.

The following is a list of known file formats used by the 3DS.

== NCCH ==

== [[NCCH]] ==

.[[CXI]] - Executable image. Are either packaged into a CCI/CSU for running off a cartridge, or packaged into a CIA for installing to the SDMC or NAND.

.[[NCCH#CXI|CXI]] - Executable image. Are either packaged into a CCI/CSU for running off a cartridge, or packaged into a CIA for installing to the SDMC or NAND.

.CFA - CTR File Archive - Externalized Rom-FS. This is non-executable specialisation of the NCCH container format. Generally used in conjunction with an executable specialisation of the NCCH container format (CXI).

.[[NCCH#CFA|CFA]] - CTR File Archive - Externalized Rom-FS. This is non-executable specialisation of the NCCH container format. Generally used in conjunction with an executable specialisation of the NCCH container format (CXI).

== NCSD ==

== [[NCSD]] ==

.[[CCI]] - Cart image. Burned into a ROM (or loaded by official debugging hardware). These are also the actual format of ROM dumps, and the response of read requests between a 3DS and a cartridge. This is simply a NCCH container, with a maximum of 8 NCCHs.

.[[NCSD#CCI|CCI]] - Cart image. Burned into a ROM (or loaded by official debugging hardware). These are also the actual format of ROM dumps, and the response of read requests between a 3DS and a cartridge. This is simply a NCCH container, with a maximum of 8 NCCHs.

.[[CCI|CSU]] - System Update. Format varies slightly with revisions.

.[[NCSD#CSU|CSU]] - System Update. Format varies slightly with revisions.

== Descriptor File Formats ==

== Descriptor File Formats ==