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AUTOMOTIVE ELECTRONIC CONTROL UNIT AND DATA REWRITING METHOD FOR AUTOMOTIVE ELECTRONIC CONTROL UNIT

  • US 20130254469A1
  • Filed: 03/18/2013
  • Published: 09/26/2013
  • Est. Priority Date: 03/21/2012
  • Status: Active Grant
First Claim
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1. An automotive electronic control unit comprising:

  • a nonvolatile memory which stores data; and

    a processor which receives rewrite data wirelessly transmitted in units of a predetermined size from an external device by switching between broadcast communication and unicast communication, or between multicast communication and unicast communication, and rewrites data stored in the nonvolatile memory based on the rewrite data.

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