Patent · US Expired

Microcomputer arranged for direct memory access

US4348720A · kind A · utility

16Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 31, 1979
Grant dateSep 7, 1982
Priority date
Expiry dateAug 31, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F13/285
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A microcomputer system arranged for performing direct memory access operations has direct memory access circuitry included on a single chip with the main processor of the microcomputer. Addressing for direct memory access operations is accomplished by circuitry also used for generating addresses when processing routine instructions in the main processor.

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