ADSP-214xx SHARC Processor Hardware Reference 13-1
13 SONY/PHILIPS DIGITAL
INTERFACE
The Sony/Philips Digital Interface (S/PDIF) is a standard audio data
transfer format that allows the transfer of digital audio signals from one
device to another without having to convert them to an analog signal. The
digital audio interface carries three types of information; audio data, non
audio data (compressed data) and timing information. Its specifications
are listed in Table 13-1.
Table 13-1. S/PDIF Specifications
Feature Transmitter Receiver
Connectivity
Multiplexed Pinout No No
SRU DAI Required Yes Yes
SRU DAI Default Routing No No
SRU2 DPI Required No No
SRU2 DPI Default Routing N/A N/A
Interrupt Control Yes Yes
Protocol
Master Capable No Yes
Slave Capable Yes No
Transmission Simplex Yes Yes
Transmission Half Duplex No No
Transmission Full Duplex No No
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