| 摘要 |
A versatile SDIO host controller capable of connecting to standardized general interfaces is provided. An SDIO host controller as a one-chip semiconductor integrated circuit device comprising: at least one core of an SDIO host, the core including an SD host engine and an SD host register set and memory that control the SD host engine; a plurality of CPU interfaces that control the SDIO host; and at least one selector that selects among the CPU interfaces. In particular, the SDIO host controller preferably comprises at least an ATA interface and an ATA-SD protocol conversion engine.
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