Patent ID: 6065075
Filing Date: 2000-05-16
Classification: G06F,Y02D

Abstract:
In an I/O port signal conversion apparatus for converting between I/O port signals of a first voltage level selectively coupled from or supplied to an I/O port of a computer and A1 signals of a second voltage level selectively supplied to or coupled from audio/video equipment coupled by an S-LINK cable bus of an S-LINK cable bus system, wherein said computer inserts into said I/O port signals audio/video equipment headers that flag respective audio/video equipment of said S-LINK cable bus system, and wherein said audio/video equipment poll said S-LINK cable bus for said A1 signals having respective audio/video headers, said apparatus comprising:a plug for coupling said I/O port signals and said A1 signals between said I/O port and said S-LINK cable bus system; anda voltage control circuit disposed within said plug for converting between said first voltage level of said I/O port signals and said second voltage level of said A1 signals.