SD Memory Card Specifications(

General

1.1 Scope

This part specifies the volume structure and file structure of the SD Memory Card (Secure Digital Memory

Card). The SD Memory Card file system that defines the logical structure uses FAT file system based on

ISO/IEC 9293 standard.

It also supports two areas: one for the Data Area that user can access without mutual authenTIcaTIon and

one for the Protected Area that user can access after mutual authenTIcaTIon.

Microsystems

SD Memory Card Specifications

PHYSICAL LAYER SPECIFICATION

Part 1

March 2000

SD Group

Matsushita Electric Industrial Co., Ltd. (MEI)

SanDisk Corporation

Toshiba Corporation