| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem in a conventional program writing system wherein it is difficult to identify the cause of a fault when the fault occurs in an ECU after the ECU is incorporated in a vehicle and a software is written. SOLUTION: The program writing system writes in the ECU 1 a program constituted of a basic program common to all specifications and different individual programs for respective specifications, and has a program writing device 15 for prewriting the basic program and the various individual programs corresponding to the respective specifications in a process prior to a process in a vehicle plant where the ECU 1 is incorporated in the vehicle, and a selection information writing device 16 for writing selection information for determining which individual program is selected and used among the various individual programs prewritten, in the process in the vehicle plant. COPYRIGHT: (C)2005,JPO&NCIPI
|
