Patent · US Expired

Mode conversion of computer commands

US4890219A · kind A · utility

11Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 1987
Grant dateDec 26, 1989
Priority date
Expiry dateMar 24, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F13/24
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A personal computer system which associated interrupt controller is preferably designed to operate with programs and respond to interrupt related commands in one mode, such as level sensitive mode, but is provided with circuitry that enables the system to convert and respond to interrupt-related software commands in another mode, such as edge sensitive (triggered) mode, the system there treating the edge mode signals just as if they were level mode signals.

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