SD Memory Card SpecificationSD Memory Card SpecificationsMMatsushita Electric Industrial Co., Ltd. (MEI) SanDisk Corporation Toshiba Corporationa ic n ro da sy rd st em sMarch 2000 SD GroupCONFIDENTIALPart 1 PHYSICAL LAYER SPECIFICATION Version 1.0StSD-Memory Card Specifications / Part 1. Physical Layer Specification; Version 1.0Revision HistoryDate March 22th, 2000 Version Changes compared to previous issue 1.0 Base versionCopyright 2000 SD Group (MEI, Toshiba, SanDisk)Conditions for publication:- Publisher and Copyright Holder: SD Group (MEI, SanDisk, Toshiba)- Confidentiality: This document shall be treated as confidential under the Non Disclosure Agreement which has been signed by the obtainer. Reproduction in whole or in part is prohibited without prior written permission of SD Group. ……