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Extended secure-digital (SD) devices and hosts

  • US 7,836,236 B2
  • Filed: 05/25/2004
  • Issued: 11/16/2010
  • Est. Priority Date: 02/12/2004
  • Status: Expired due to Fees
First Claim
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1. A multi-protocol host configured to communicate with a device, comprising:

  • a receptacle configured to be at least mechanically compatible with at least one of an industry-standard Secure Digital (SD) plug and an industry-standard MultiMedia Card (MMC) plug;

    a multi-protocol element coupled to said receptacle;

    a plurality of protocol processors coupled to said multi-protocol element; and

    a host processor coupled to said plurality of protocol processors, wherein said multi-protocol element is configured to enable, responsive to a determination that said device supports both a first protocol and an industry standard SD protocol, only one of said plurality of protocol processors to communicate with said host processor when said host is connected with said device, said one of said plurality of protocol processors supports said first protocol.

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