Universally applicable control and evaluation unit, in particular for operating a lambda probe

摘要

The present invention relates to a control and evaluation unit for operating and evaluating at least one sensor (105), in particular for operating and evaluating at least one lambda probe of an internal combustion engine, signal inputs (202) for receiving analog measuring signals of the at least one sensor (105). wherein received analog measurement signals are digitized by means of an analog / digital converter (215), wherein a signal transmission unit (239) is arranged, by means of which digitized signals are transmitted to a computing unit (110, 233), and wherein it is provided in particular in that the signal inputs (202) can be switched by means of a multiplexer (200).