D-Can; Lin-Bus - BMW G12 2015 Technical Training Manual

G12￿Voltage￿Supply￿and￿Bus￿Systems
1.￿Bus￿Systems
Application￿of￿2-wire￿OABR￿Ethernet￿in￿the￿G12
The￿following￿control￿units￿are￿connected￿to￿the￿vehicle￿electrical￿system￿via￿2-wire￿OABR￿Ethernet￿in
the￿G12:
• Active￿Cruise￿Control￿(ACC)
• Camera-based￿driver￿assistance￿systems￿(KAFAS)
• Top￿Rear￿Side￿View￿Camera￿(TRSVC)
The￿following￿control￿units￿are￿also￿connected￿to￿the￿vehicle￿electrical￿system￿via￿2-wire￿OABR
Ethernet￿in￿the￿G12:
• Headunit￿(HEADUNIT)
• Rear￿Seat￿Entertainment￿(RSE)
• Optional￿equipment￿system￿(SAS)
• Telematic￿Communication￿Box￿(TCB)
• Top￿Rear￿Side￿View￿Camera￿(TRSVC)
1.2.5.￿D-CAN
The￿D-CAN￿has￿a￿data￿transfer￿rate￿of￿500￿kBit/s.
1.3.￿Sub-bus￿systems
1.3.1.￿LIN-Bus
For￿a￿better￿overview,￿the￿LIN￿buses￿are￿divided￿up￿between￿several￿wiring￿diagrams￿for￿the￿G12.
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