Peripheral device control system using changeable firmware in a single flash memory
US5596738A · kind A · utility
134Cited by
52References
20Claims
0Family size
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Key dates
| Filing date | Apr 12, 1995 |
| Grant date | Jan 21, 1997 |
| Priority date | — |
| Expiry date | Apr 12, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F9/4401
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A peripheral device control system includes a single flash memory having a changeable portion for storing firmware for controlling the peripheral device and a preprogrammed portion containing control code. When it is desired to modify the changeable firmware, the control code is read from the flash memory to a storage area in the using system and is used to control the loading of the modified firmware in the flash memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.