Samsung S3C2410A User Manual

The S3C2410A SD Host controller can support MMC/SD card and SDIO devices.

— SD Memory Card Spec. (ver. 1.0) / MMC Spec. (2.11) compatible

— SDIO Card Spec (ver. 1.0) compatible

— 16 words (64 bytes) FIFO (depth 16) for data Tx/Rx

— 40-bit Command Register (SDICARG[31:0]+SDICCON[7:0])

— 136-bit Response Register (SDIRSPn[127:0]+ SDICSTA[7:0])

— 8-bit Prescaler logic (Freq. = System Clock / (2(P + 1)))

— CRC7 & CRC16 Generator

— Polling, Interrupt and DMA Data Transfer Mode (Byte or Word transfer)

— 1-bit / 4-bit (wide bus) Mode & Block / Stream Mode Switch support

— Supports up to 25 MHz in data transfer mode for SD/SDIO

— Supports up to 20 MHz in data transfer mode for MMC