System and method for connecting a port connector to an interface circuit

1. A system for configuring a connection for a port in an electronic device, comprising:

a removable interface circuit on a first printed circuit board (PCB) to process signals for said connection for said port;

an interface circuit connection bus connecting to said interface circuit;

a port connection bus connecting to said port; and

a removable first wiring adapter interface for said interface circuit, providing a connection circuit connecting tracks in said interface connection bus to tracks in said port connection bus, said first wiring adapter comprising

a second PCB;

a connector located on said second PCB for connecting said adapter to a corresponding connector in said system;

a set of connections to connect said port to a first set of tracks from said interface connection circuit to a first set of tracks in said port connection bus; and

a signature circuit located on said second PCB to distinguish said wiring adapter from a second wiring adapter,

wherein

said port provides a physical connection for said electronic device to a network connection or a terminal; and

said signature circuit is used to identify said first wiring adapter from said second wiring adapter for said interface circuit.

2. The system for configuring a port in an electronic device as claimed in claim 1 , wherein said wiring adapter further comprises:

a second connection circuit connecting a second set of tracks from said interface connection bus to a second set of tracks in said port connection bus; and

a second connector for connecting said adapter to said corresponding connector.

3. The system for configuring a port in an electronic device as claimed in claim 2 , wherein said interface circuit generates signals at specific voltage levels for specific functions intended for said connection for said port.

4. The system for configuring a port in an electronic device as claimed in claim 1 , further comprising:

a second port having a second connection;

a second port connection bus connecting to said second port; and

a second removable wiring adapter providing a second connection circuit connecting tracks in said second interface connection bus to tracks in said second port connection bus.

5. The system for configuring a port in an electronic device as claimed in claim 4 , wherein:

said second wiring adapter is provided on said second PCB; and

said second PCB provides simultaneous connections: (i) between said interface connection bus and said port connection bus; and (ii) between said second interface connection bus and said second port connection bus.

6. The system for configuring a port in an electronic device as claimed in claim 4 , further comprising:

a second interface circuit to process signals for said second port; and

a second interface connection bus connecting to said second interface circuit.

7. The system for configuring a port in an electronic device as claimed in claim 1 , further comprising:

an identification detection circuit to detect a measurable value provided by said signature circuit,

wherein said system utilizes said measurable value to determine an identity for said wiring adapter.

8. The system for configuring a port in an electronic device as claimed in claim 7 , further comprising:

an error reporting module to generate an error condition if said identity for said wiring adapter is not compatible with said interface circuit.

9. The system for configuring a port in an electronic device as claimed in claim 1 , wherein said interface card provides two sets of functional signals for two different terminals through said port.

10. The system for configuring a port in an electronic device as claimed in claim 1 , further comprising:

a third port,

wherein said interface card processes signals for said third port.

11. The system for configuring a port in an electronic device as claimed in claim 10 , wherein said port is a RJ-45 connector.

12. The system for configuring a port in an electronic device as claimed in claim 11 , wherein said port provides a connection to a terminal for said device and said interface card provides signals which are compatible with said terminal.

13. The system for configuring a port in an electronic device as claimed in claim 12 , wherein said terminal is a digital terminal.

14. The system for configuring a port in an electronic device as claimed in claim 12 , wherein said terminal is an ISDN terminal.

15. A method for configuring a connection for a port in an electronic device, comprising:

using a signature circuit on a wiring adapter on a first printed circuit board (PCB) to determine connections to said port;

generating a functional signal for transmission out of said port;

converting said functional signal to an appropriate voltage signal in a removable interface circuit on a first printed circuit board (PCB) based on signals received from said wiring adapter;

transmitting said appropriate voltage signal through an interface bus;

receiving said appropriate voltage signal from said interface bus at a wiring adapter on a second PCB;

transmitting said appropriate voltage signal from said wiring adapter to a selected track in a port connection bus; and

transmitting said appropriate voltage signal from said selected track to said port.

16. The system for configuring a connection for a port in an electronic device as claimed in claim 1 , wherein said second wiring adapter comprises:

a set of connections to connect said port to a second set of tracks from said interface connection circuit to a second set of tracks in said port connection bus for said interface circuit.

17. The system for configuring a connection for a port in an electronic device as claimed in claim 16 , wherein said second wiring adapter is provided on said second PCB.

18. The system for configuring a connection for a port in an electronic device as claimed in claim 1 , wherein said removable interface circuit provides:

a first configuration circuit for said system to provide a trunk connection for said device to a network; and

a second configuration circuit for said system to provide a subscriber connection for said device to said network.

19. The system for configuring a connection for a port in an electronic device as claimed in claim 5 , wherein:

said first wiring adapter configures said port for a local area network (LAN) connection; and

said second wiring adapter configures said second port for an AD2 connection for a digital interface.

20. The system for configuring a connection for a port in an electronic device as claimed in claim 1 , further comprising:

a third PCB for said system, said third PCB providing a substrate for said interface circuit connection bus and said port connection bus connecting to said port and a slot for said first wiring adapter.