Work station including a direct memory access controller and interfacing means to a data channel
US5428751A · kind A · utility
3Cited by
23References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1991 |
| Grant date | Jun 27, 1995 |
| Priority date | — |
| Expiry date | Aug 30, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/405
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A work station having a local bus connected to a CPU, and an interface chip connected between an external bus and the local bus, The buses have different operating frequencies, The interface chip includes a DMA unit and interfacing unit connected to an internal bus, The DMA unit controls data transfer between the external and local buses, The first interfacing unit includes a synchronizer for compensating for the different operating frequencies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.