Patent · US Expired

Communications subsystem having a self-latching data monitor and storage device

US4393461A · kind A · utility

13Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 1980
Grant dateJul 12, 1983
Priority date
Expiry dateOct 6, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F13/385
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A communications subsystem having a microprocessor coupled to an address bus and a data bus includes a latching register also coupled to the address bus and the data bus. The latching register is responsive to signals from the data bus and address bus for storing bits representative of a direct connect mode, a clear to send mode, and a bit oriented or byte control protocol mode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.