Resistor identification configuration circuitry and associated method

Direct-access-arrangement (DAA) circuitry, comprising:

• a digital interface within an integrated circuit configured to provide communication with an external processor;
• a database within the integrated circuit, the database having identification information stored within it;
• and
• programmable circuitry within the integrated circuit coupled to receive a control signal based upon an input signal from an external source, the programmable circuitry being configured to utilize identification information retrieved from the database based at least in part upon the control signal and to communicate the retrieved identification information to the external processor through the digital interface;
• wherein the database comprises a look-up table configured to store multiple sets of identification information, and wherein the control signal determines which set of identification information is communicated to the external device.

A programmable information selection system for an integrated circuit, comprising:

• a database integrated within an integrated circuit, the database having a plurality of sets of information stored within it;
• and
• programmable circuitry within the integrated circuit coupled to the database and coupled to receive a control signal based upon at least one external analog control signal received as an input to the integrated circuit, the programmable circuitry being configured to select from the sets of stored information depending at least in part upon the control signal;
• wherein the database comprises a look-up table and wherein the sets of information are stored within the look-up table as selectable sets of information, the control signal determining what data is accessed and stored in information registers.

A computer system having direct-access-arrangement (DAA) circuitry configured to couple the computer system to telephone lines, comprising:

• a processor;
• a digital controller coupled to the processor and configured to operate within PCI local bus operational specifications or within AC97 operational specifications;
• digital-access-arrangement (DAA) circuitry including at least one integrated circuit, the DAA circuitry being coupled to the digital controller and configured to operate within PCI local bus operational specifications or within AC97 operational specifications;
• a database within the integrated circuit, the database configured to store identification information;
• and
• programmable circuitry included within the integrated circuit, the programmable circuitry being configured to retrieve identification information from the on-chip database based at least in part upon a control signal based upon an input signal provided from a source external to the integrated circuit;
• wherein the database comprises a look-up table configured to store multiple sets of identification information, and wherein the control signal determines which set of identification information is utilized by the DAA circuitry.

A method for reporting identification information from direct-access-arrangement (DAA) circuitry to an external device, comprising:

• storing identification information within a database within an integrated circuit;
• receiving a control signal from an external source;
• and
• utilizing identification information retrieved from the database based at least in part upon the control signal, and
• communicating the identification information to an external processor;
• wherein the control signal comprises a multiple-bit digital control signal, wherein the receiving step comprises receiving the multiple-bit digital control signal through input pins of the integrated circuit, wherein the database comprises a look-up table configured to store multiple sets of vendor identification information, and wherein the digital control signal determines which set of vendor identification information is communicated to the external device.

A method for reporting identification information from direct-access-arrangement (DAA) circuitry to an external device, comprising:

• storing identification information within a database within an integrated circuit;
• receiving a control signal from an external source;
• and
• retrieving identification information from the database based at least in part upon the control signal, and
• communicating the identification information to an external processor;
• wherein the database comprises a look-up table configured to store multiple sets of identification information, and wherein the control signal determines which set of identification information is communicated to the external device.

A method for selecting information from a database within an integrated circuit, comprising:

• providing a database within an integrated circuit;
• storing within the database a plurality of sets of information;
• receiving at least one external analog control signal as an input;
• and
• selecting from the sets of stored information depending at least in part upon the analog control signal;
• wherein the database comprises a look-up table and wherein the sets of information are stored within the look-up table as selectable sets of information, the control signal determining what data is accessed and stored in a plurality of registers.

A method of selecting information from an on-chip database for a computer system having direct-access-arrangement (DAA) circuitry configured to couple the computer system to telephone lines, comprising:

• providing a digital controller coupled to a processor and configured to operate within PCI local bus operational specifications or within AC97 operational specifications;
• providing digital-access-arrangement (DAA) circuitry including at least one integrated circuit, the DAA circuitry being coupled to the digital controller and configured to operate within PCI local bus operational specifications or within AC97 operational specifications;
• storing information in a database within the integrated circuit;
• receiving a control signal with the DAA circuitry, the control signal being provided from a source external to the integrated circuit;
• and
• retrieving information from the on-chip database based at least in part upon the control signal;
• wherein the database comprises a look-up table configured to store multiple sets of identification information, and wherein the control signal determines which set of identification information is utilized by the DAA circuitry.

Programmable device information circuitry for an integrated circuit, comprising:

• at least one external pin for an integrated circuit configured to receive at least one analog control signal;
• analog-to-digital conversion circuitry within the integrated circuit coupled to receive the external analog control signal and to output a digital value;
• at least one device information register;
• control circuitry within the integrated circuit coupled to the analog-to-digital converter, the control circuitry being configured to store device information in the device information register depending at least in part upon the digital value;
• and
• a database within the integrated circuit, the database having a plurality of sets of information stored within it, and wherein the control circuitry is configured to select device information from the sets of stored information to store the selected device information in the device information register;
• wherein the database comprises a look-up table and wherein the sets of information are stored within the look-up table, the digital value determining what data is accessed and stored in the device information register.

A method for programming device information for an integrated circuit, comprising:

• receiving at least one analog control signal as an input to at least one external input pin of an integrated circuit;
• and
• converting the analog control signal to a digital value;
• storing device information in at least one device information register depending at least in part upon the digital value;
• and
• providing a database within the integrated circuit, the database having a plurality of sets of information stored within it, selecting device information from the sets of stored information based upon the digital value, and storing the selected device information in the device information register;
• wherein the database comprises a look-up table and wherein the sets of information are stored within the look-up table, the digital value determining what data is accessed and stored in the device information register.