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1.Description
The Digital Data Bus (D2B) is a networking protocol for automotive multimedia data communication integrating digital audio, video and other high data rate synchronous or asynchronous signals, with the control data for network management protocols and APIs.The protocol enables robust single cable interconnection and compatible interoperation of in-carAV multimedia and ITS devices, such as Radio Head Units, CD Changer, CD-ROM, GPS Navigation, Voice Control, Car Telephones, TV and others.
2.Features
Fully compliant with D2B Mode0 Protocol
4.2336Mbps source data rate (equivalent to 3 x 16bit stereo audio channels)
Integration of source and control data
Multiple source data channels SPDIF audio port
I2C and SPI compatible control port
Flexible source data routing Implements all low-level
communication tasks:
Communication Protocol (subframes,synchronisation,...)
Communication Management (CRC, ACK, NAK, retries,...)
Transparent channels
Easy hardware and software implementation
Few external components required LCD DISPLA
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