Patent · US Expired

Emulator control sequencer

US4447876A · kind A · utility

18Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 30, 1981
Grant dateMay 8, 1984
Priority date
Expiry dateJul 30, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F9/3879
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An emulator control sequencer comprises a programmable state machine which passively monitors the data bus of an emulator microprocessor, extracts certain information indicative of internal processor behavior, such as when the next opcode fetch will occur, as well as detecting current opcodes, and generates control signals for the emulator.

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