Operating electronic controllers in motor vehicle involves activating data transfer protocol depending on required and available signal information, transferring signal information accordingly

摘要

The method involves a second type controller (2) notifying at least one first type controller (1) which signal information (e1,z1.1..) is required from the second type controller before signal information transfer starts. The first type controller confirms required signal information available to it and the controllers activate a data transfer protocol depending on the required and available signal information, transfer signal information accordingly. Independent claims are also included for the following: a controller for an application unit in a motor vehicle and a motor vehicle with at least two controllers.