GPIO mux/dynamic port configuration

A mobile telephone including an apparatus for connecting multiple physical I/O ports on an ASIC to multiple functional I/O associated with functions within the ASIC, the apparatus comprising:

• a routing logic configurable in multiple routing configurations, the multiple routing configurations including
• a first configuration for connecting an output of each functional I/O to one or more physical I/O ports,
• a second configuration for connecting each physical I/O port to an input of one or more functional I/O, and
• a third configuration for gating a plurality of physical I/O ports to the input of a particular functional I/O to enable the plurality of physical I/O ports to be in communication with the input of a particular functional I/O simultaneously and enable an input signal on any of the gated physical I/O ports to assert the input of the particular functional I/O.

A digital audio player including an apparatus for connecting multiple physical I/O ports on an ASIC to multiple functional I/O associated with functions within the ASIC, the apparatus comprising:

• a routing logic configurable in multiple routing configurations, the multiple routing configurations including
• a first configuration for connecting an output of each functional I/O to one or more physical I/O ports,
• a second configuration for connecting each physical I/O port to an input of one or more functional I/O, and
• a third configuration for gating a plurality of physical I/O ports to the input of a particular functional I/O to enable the plurality of physical I/O ports to be in communication with the input of a particular functional I/O simultaneously and enable an input signal on any of the gated physical I/O ports to assert the input of the particular functional I/O.

An apparatus for connecting multiple physical I/O ports on an ASIC to multiple functional I/O associated with functions within the ASIC, comprising:

• means for connecting an output of each functional I/O to one or more physical I/O ports;
• means for connecting each physical I/O port to an input of one or more functional I/O;
• and
• means for gating a plurality of physical I/O ports to the input of a particular functional I/O to enable the plurality of physical I/O ports to be in communication with the input of a particular functional I/O simultaneously and enable an input signal on any of the gated physical I/O ports to assert the input of the particular functional I/O.

A method for connecting multiple physical I/O ports on an ASIC to multiple functional I/O associated with functions within the ASIC, comprising:

• dynamically configuring routing logic in one of multiple routing configurations, the multiple routing configurations including
• a first configuration for connecting an output of each functional I/O to one or more physical I/O ports,
• a second configuration for connecting each physical I/O port to an input of one or more functional I/O, and
• a third configuration for gating a plurality of physical I/O ports to the input of a particular functional I/O to enable the plurality of physical I/O ports to be in communication with the input of a particular functional I/O simultaneously and enable an input signal on any of the gated physical I/O ports to assert the input of the particular functional I/O.

A method for connecting multiple physical I/O ports on an ASIC to multiple functional I/O associated with functions within the ASIC, comprising:

• dynamically configuring routing logic in one of multiple routing configurations, the multiple routing configurations including
• connecting an output of each functional I/O to one or more physical I/O ports,
• connecting each physical I/O port to an input of one or more functional I/O, and
• gating a plurality of physical I/O ports to the input of a particular functional I/O to enable the plurality of physical I/O ports to be in communication with the input of a particular functional I/O simultaneously and enable an input signal on any of the gated physical I/O ports to assert the input of the particular functional I/O.

A multi-touch panel including an apparatus for connecting multiple physical I/O ports on an ASIC to multiple functional I/O associated with functions within the ASIC, the apparatus comprising:

• a routing logic configurable in multiple routing configurations, the multiple routing configurations including
• a first configuration for connecting an output of each functional I/O to one or more physical I/O ports,
• a second configuration for connecting each physical I/O port to an input of one or more functional I/O, and
• a third configuration for gating a plurality of physical I/O ports to the input of a particular functional I/O to enable the plurality of physical I/O ports to be in communication with the input of a particular functional I/O simultaneously and enable an input signal on any of the gated physical I/O ports to assert the input of the particular functional I/O.