車両用の電子制御装置

2023-07-19  |  百检 20浏览

申请(专利)号:JP20170155342
申请日期:2017-08-10
公开/公告号:JP2019034579A
公开/公告日期:2019-03-07
申请(专利权)人:SUBARU CORP
发明人:山本 真吾,白石 英一,長瀬 貴之
摘要:PROBLEM TO BE SOLVED: To provide an electronic control device for vehicle capable of preventing unauthorized rewriting of a program without stopping a control operation of a control object.;SOLUTION: An electronic control device includes a first microcontroller connected to a communication system of a vehicle, a second microcontroller, an internal communication part which performs data communication between the first microcontroller and the second microcontroller, a first authentication part which authenticates data communication between the communication system and the first microcontroller with a predetermined first authentication system, a second authentication part which authenticates data communication via the internal communication part of the second controller with a predetermined second authentication system different from the first authentication system, and a rewriting part which rewrites a program of the first microcontroller when the authentication by the second