Write protection using a two signal control protocol for an integrated circuit device having parameter change capability, chip select and selectable write to non-volatile memory
US7091740B2 · kind B2 · utility
6Cited by
6References
35Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 2004 |
| Grant date | Aug 15, 2006 |
| Priority date | — |
| Expiry date | Oct 25, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K19/1731
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An integrated circuit having a device with an adjustable parameter utilizes a two signal control protocol to select the device, change the parameter value with or without saving the parameter value in a non-volatile memory, and to write protect the parameter value in the non-volatile memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.