Coprocessor detection circuit
US5134713A · kind A · utility
16Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1989 |
| Grant date | Jul 28, 1992 |
| Priority date | — |
| Expiry date | May 19, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F9/3877
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A latch circuit receiving the system reset signal and the error signal from a coprocessor provides an output indicating the presence of the coprocessor. The latch circuit provides the output for computer systems which cannot connect the coprocessor error signal to a coprocessor error input on the processor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.