Method of assuring integrity of information being stored
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United States of America Patent
Stats
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Aug 11, 1992
Grant Date -
N/A
app pub date -
Jan 3, 1990
filing date -
Jul 11, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for controlling technical installations and machines, particularly combustion engines in motor vehicle, is proposed, having at least one microprocessor, at least one permenently programmed memory, and at least one freely programmable memory, in which vehicle-specific data, retrieval codes of the data, and at least one address pointer can be input into the freely programmable memory (6). Further proposed is a control scheme according to which are stored, in the freely programmable memory, first the data, then the associated retrieval codes and finally an address pointer which contains the addresses of the data.
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