Several kinds of interfaces are used with CD and DVD players and recorders. This is a brief overview of them, with links to other Web sites with more detailed information.
Small Computer Standard Interface (SCSI) was developed by Adaptec, Inc. and has been adopted as an international standard for connecting devices to PCs and Macintosh® computers. There are many updated SCSI derivatives as well. See Adaptec's What Is SCSI? page for details.
ATAPI is a software protocol. It is defined by the Small Form Factor Committee.
Both the 1.2 (approved) standard, as well as the draft 2.5 version can be found on ftp://fission.dt.wdc.com/pub/standards/atapi
This information was provided by Leon Woestenberg.
Developed by the Personal Computer Memory Card International Association, The PCMCIA "PC Card" standard's history and its applications is explained very well by a page at Accurite Technologies' Web site.
Developed by Apple Computers, Inc. as a faster, easier to use alternative to SCSI, the specification was adopted (with Apple's blessings) by the Institute of Electrical and Electronics Engineers, Inc. as an industry standard, IEEE 1394, but is now once again officially known by the name Apple gave it, FireWire®.
The Universal Serial Bus specification was created by the USB Implementers Forum, Inc. (USB-IF), a non-profit organization formed by a group of companies in the computer industry.