Patent ID: 6128681
Filing Date: 2000-10-03
Classification: H04H

Abstract:
A serial to parallel input, and parallel to serial output, interface for coupling at least one audio device capable of transmitting and receiving at least one serial digital audio signal to and from a digital audio workstation, the digital audio workstation comprising at least one digital signal processor capable of transmitting and receiving a plurality of digital audio data in parallel, the interface comprising:a programmable configuration register for indicating a format of the serial digital audio data from a plurality of formats;at least one state machine, coupled to the programmable configuration register, for controlling by at least first and second control signals the transfer of data between the digital signal processor and the audio device such that the serial digital audio data is transferred according to the format indicated in the programmable configuration register; andat least one first datapath for transferring the serial digital audio data from the audio device to the digital signal processor responsive to the first control signal, and at least one second datapath for transferring the plurality of digital audio data in parallel from the digital signal processor to the audio device responsive to the second control signal.