Chapter 1
interconnect that supports full-duplex data transfers. All digital audio streams and
command/status information are communicated over the AC-link.
SD host interface
The S3C2443 Secure Digital Interface (SDI) can interface for SD memory card, SDIO
device and Multi-Media Card (MMC).
Features:
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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
136-bit Response Register
8-bit Prescaler logic (Freq. = System Clock / (P + 1))
Normal, and DMA Data Transfer Mode (byte, halfword, word transfer)
1bit / 4bit (wide bus) Mode & Block / Stream Mode Switch support
DMA burst4 access support (only word transfer)
43
ConnectCore 9M 2443 & Wi-9M 2443 Hardware Reference
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