FlexRay Communication Controller

MFR4310
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FlexRay™ networking is a next-generation automotive communication protocol featuring high bandwidth, determinism, and fault tolerance.

The NXP ® MFR4310 stand-alone FlexRay controller eases the integration of FlexRay communication in applications using MCUs without an embedded FlexRay controller.

  • Provides high-speed deterministic distributed control for advanced automotive applications
  • Communicates directly with the S12X family of 16-bit MCUs, and the MPC500 and MPC5500 families of 32-bit MCUs
  • Offers system-wide redundancy to meet reliability requirements of emerging safety systems
  • Complies with FlexRay Consortium Specification v2.1A

Product Details

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Block Diagram

MFR4310BLKDIAG

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Features

  • Conforms to FlexRay Communications System Protocol Specification V2.1A
  • Variable bit rate support: 2.5, 5, 8, or 10 Mb/s
  • 128 configurable message buffers
  • Message buffer header, status and payload data are stored in 6 KB of on-chip system memory
  • Two independent message buffer segments with configurable size of payload data section
  • Transmit message buffers configurable with state/event semantics
  • Individual message buffer reconfiguration supported
  • Two independent receive FIFOs
  • 4 configurable slot error counters
  • 4 dedicated slot status indicators
  • 1 absolute timer
  • 1 timer that can be configured to absolute or relative

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