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Serial pass-through device

  • US 8,086,781 B2
  • Filed: 01/20/2010
  • Issued: 12/27/2011
  • Est. Priority Date: 06/22/2007
  • Status: Expired due to Fees
First Claim
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1. A serial pass through device comprising:

  • an accessory interface configured to connect with an accessory, wherein the accessory and the serial pass through device communicate using a serial communication protocol through the accessory interface;

    a host interface configured to connect with a host, wherein the host and the serial pass through device communicate using a host communication protocol through the host interface;

    an authentication controller configured to authenticate the serial pass through device with the host; and

    a controller configured to;

    receive serial data from the accessory through the accessory interface;

    packetize the data according to the host communication protocol;

    send the packetized data to the host through the host interface;

    receive a command from the host through the host interface, the command including a change to one or more serial communication parameters used to configure serial communication between the accessory and the serial pass through device; and

    change the one or more serial communication parameters in accordance with the received command.

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