The ISDN interface presents both S/T-interface (46) and U-interface (48) to the ISDN system.

A delegator stub class is created at run-time that delegates to the interface specific stub(s).

A second processing section (4) has a decoding section (41), an I/O interface (42), a buffer (43), an arbiter (44), and an SDRAM interface (45).

2.5" SATA Rev 3.0 (6Gb/s) Backware Compatible with Sata Rev 2.0 (3 GB/s)

Interface SATA Rev. 3.0 (6Gb/s) – with SATA Rev. 2.0 backwards compatibility

Interface SATA Rev. 3.0 (6Gb/s) – with backwards compatibility to SATA Rev.

A serial interface (200) including a controller (230), a first unit interface (202), and a second unit interface (203).

On the Security screen, select I/O Interface Security > USB

In a first position the first interface (115) and the second interface (125) are obscured and in a second position the first interface (115) and the second interface (125) are exposed.

In this regard, an interrupt agent is introduced to communicate over a serial interface with an input/output (I/O) extender and to save a relevant status of the I/O extender in a memory.