Optoelectronic transceiver with digital diagnostics

  • US 8,086,100 B2
  • Filed: 03/09/2009
  • Issued: 12/27/2011
  • Est. Priority Date: 02/05/2001
  • Status: Expired due to Term
First Claim
Patent Images

1. An optoelectronic transceiver comprising:

  • an optoelectronic transmitter;

    an optoelectronic receiver;

    memory configured to store digital values representative of a plurality of operating conditions of the optoelectronic transceiver;

    comparison logic configured to compare respective digital values of said digital values with corresponding limit values to generate flag values, wherein the flag values are stored in memory; and

    an interface configured to;

    receive, from a host external to the optoelectronic transceiver, a first request for a first plurality of flag values associated with a particular operating condition, wherein;

    the first request includes a first specified memory address;

    each respective flag value in the first plurality of flag values is indicative of a comparison between a digital value for the particular operating condition and a different corresponding limit value from a first set of limit values for the particular operating condition; and

    the digital value for the particular operating condition comprises one of said digital values; and

    respond to the host with the first plurality of flag values associated with the first specified memory address.

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