Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co LtdfiledCriticalNippon Electric Co Ltd
Priority to JP11244080ApriorityCriticalpatent/JPS5739449A/ja
Publication of JPS5739449ApublicationCriticalpatent/JPS5739449A/ja
Publication of JPS6131895B2publicationCriticalpatent/JPS6131895B2/ja
G06F9/00—Arrangements for program control, e.g. control units
G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
G06F9/22—Microcontrol or microprogram arrangements
G06F9/226—Microinstruction function, e.g. input/output microinstruction; diagnostic microinstruction; microinstruction format
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Engineering & Computer Science
(AREA)
Software Systems
(AREA)
Theoretical Computer Science
(AREA)
Physics & Mathematics
(AREA)
General Engineering & Computer Science
(AREA)
General Physics & Mathematics
(AREA)
Executing Machine-Instructions
(AREA)
JP11244080A1980-08-151980-08-15Microprogram control device
GrantedJPS5739449A
(en)
Microprogram processor with logic circuitry for combining signals from a microcode decoder and an instruction code decoder to produce a memory access signal