Patent ID: 8606382
Filing Date: 2013-12-10
Classification: H04L

Abstract:
1. A communication system, comprising: a first multimedia device having a first port that includes a first port receive input, a first port transmit output, a first port bypass input, and a first port bypass output; a second multimedia device having a second port that includes a second port receive input and a second port transmit output; wherein the first port receive input and second port transmit output are coupled to transfer digital data and right analog audio data; wherein the second port receive input and first port transmit output are coupled to transfer digital data and left analog audio data; and wherein the first multimedia device further includes a third port that includes a third port bypass input and a third port bypass output, wherein the first port bypass output is coupled to the third port bypass input; and wherein the first port further comprises a serial input pin of a processor, and a multiplexer coupled to receive the digital data and to transfer the digital data to the first port bypass output if the digital data is compliant with a protocol by which data is transferred between the first port bypass output and the third port bypass input, otherwise the digital data is sent to the serial input for processing by the processor.