A13 Datasheet, PDF (39/55 Pages) DB Lectro Inc – DIP PLUG PITCH:2.54mm

Allwinner Technology CO., Ltd.
14. SD3.0 Controller
14.1. Overview
The SD3.0 controller can be configured as a Secure Digital Multimedia Card controller, which
simultaneously supports Secure Digital memory (SD Memo), UHS-1 Card, Secure Digital I/O
(SDIO), Multimedia Cards (MMC), eMMC Card and Consumer Electronics Advanced Transport
Architecture (CE-ATA).
The SD3.0 controller features:
 Support Secure Digital memory protocol commands (up to SD3.0)
 Support Secure Digital I/O protocol commands
 Support Multimedia Card protocol commands (up to MMC4.3)
 Support CE-ATA digital protocol commands
 Support eMMC boot operation and alternative boot operation
 Support Command Completion signal and interrupt to host processor and Command
Completion Signal disable feature
 Support one SD (Verson1.0 to 3.0) or MMC (Verson3.3 to 4.3) or CE-ATA device
 Support hardware CRC generation and error detection
 Support programmable baud rate
 Support host pull-up control
 Support SDIO interrupts in 1-bit and 4-bit modes
 Support SDIO suspend and resume operation
 Support SDIO read wait
A13 Datasheet v1.30
Copyright © 2012 Allwinner Technology. All Rights Reserved.
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December 10, 2012