Electronic control unit including flash memory and method and apparatus for storing control data group into flash memory
US6598114B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 13, 2001 |
| Grant date | Jul 22, 2003 |
| Priority date | — |
| Expiry date | Jan 22, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C16/102
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In method and apparatus for storing a control data group in a flash memory and an electronic control unit, one memory block of the flash memory is provided for a storage of the control data group and a plurality of storage regions (A1 through A16) are allocated to the memory block in an order of addresses in such a manner that each storage region has a capacity enough for the control data group to be written thereinto, the control data group is written into one of the storage regions which is data-unwritten and whose address is top in the order of addresses, and at least one updated control data is written into one of the remaining storage regions which is data-unwritten and whose address is top in the order of addresses from among the remaining data-unwritten storage regions each time an update request to update the contents thereof occurs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.