Pin selection system for microcontroller having multiplexer selects between address/data signals and special signals produced by special function device
US5787299A · kind A · utility
16Cited by
8References
7Claims
0Family size
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Key dates
| Filing date | Nov 18, 1996 |
| Grant date | Jul 28, 1998 |
| Priority date | — |
| Expiry date | Nov 18, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F1/22
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A microcontroller with selectable function external pins. Program controllable configuration registers control pin function selection through multiplexers which select between data/address lines and special function unit output lines and which control line drivers which are disabled when the pins are used as input pins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.