ATR

File Format
Name	ATR
Ontology	Electronic File Formats Disk Image Formats ATR
Extension(s)	.atr

ATR is an Atari floppy disk image format associated with SIO2PC, a product that connects Atari and PC computers. It is supported by most Atari emulators.

Format

Files have a 16-byte header, followed by a raw sector-by-sector dump of the disk.

Identification

Files begin with bytes 0x96 0x02.

See also

• Atari 810 (physical disk format)
• Atari File Management Subsystem (filesystem)

Specifications

• ATR File Format Description

Software

• Atari-FileManagement (Old windows binary. Still works on Windows 7, but only barely.)
• Adir (Untested MS-DOS binary & source code.)
• SIO2PC

Sample files

• http://www.page6.org/pd_lib/pd_lib.php
• http://www.mushca.com/f/atari/
• ftp://ftp.pigwa.net/stuff/collections/Homesoft/