An electronic control unit, control method and computer program

摘要

An object of the present invention is to enable the use of common microcomputer and software in electronic control units for vehicles having different specifications. An electronic control unit equipped with a microcomputer for performing calculations for controlling control targets by executing a specified program has a plurality of grades including a first grade and a second grade not provided with some of functions provided in automotive vehicles of the first grade, and is provided with input circuits for constantly inputting signals representing that the control targets are not to be driven to input ports of the microcomputer corresponding to the functions not provided for the second grade in the electronic control unit of the second grade.