SD Input/Output (SDIO) Card Specification

SD card Specification Simplified Version of: Part E1 SD Input/Output (SDIO) card Specification Version October, 2001 SD Association Copyright 2000, 2001 SD Association SDIO Simple Specification Version DO NOT COPY Copyright SD Association, 2000, 2001 l Revision History Date Version Changes compared to previous issue October, 2001 Base version initial release Conditions for publication Publisher and Copyright Holder: SD Association 719 San Benito St. Suite C Hollister, CA 95023 USA Phone: +1 831 636 7322 Fax: +1 831 623 2248 E-mail: Confidentiality: This document is a simplified version of the original.

This specification defines two types of SDIO cards. The Full-Speed card supports SPI, 1-bit SD and the 4-bit SD transfer modes at the full cloc k range of 0-25MHz. The Full-Speed SDIO devices have a data transfer rate of over 100 Mb/second (10 MB/Sec). A second version of the SDIO card is the Low-Speed SDIO card. This

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  Specification, Input, Card, Output, Oisd, Input output, Card specification, Card sdio

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