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Data processing system having a serial data controller

  • US 20050080975A1
  • Filed: 10/10/2003
  • Published: 04/14/2005
  • Est. Priority Date: 10/10/2003
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • at least three serial devices;

    a serial data controller comprising;

    at least three serial ports, each serial device being coupled to one of the serial ports; and

    a plurality of data paths including at least a first data path and a second data path, each data path having a first end portion coupled to one of the serial ports and a second end portion coupled to another one of the serial ports, a first one of the serial ports being coupled to a second one of the serial ports via the first data path and to a third one of the serial ports via the second data path; and

    control circuitry for dynamically selecting one or more of the data paths for transmission of serial data from a transmitting serial device to a selected subset of the serial devices and not to a deselected subset of the serial devices, wherein the data remains in a serial format throughout the transmission from the transmitting serial device to the selected serial devices.

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