JPS5474338A - Information processor - Google Patents

Information processor

Info

Publication number
JPS5474338A
JPS5474338A JP14194177A JP14194177A JPS5474338A JP S5474338 A JPS5474338 A JP S5474338A JP 14194177 A JP14194177 A JP 14194177A JP 14194177 A JP14194177 A JP 14194177A JP S5474338 A JPS5474338 A JP S5474338A
Authority
JP
Japan
Prior art keywords
register
information processor
control
memory
microinstruction
Prior art date
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.)
Pending
Application number
JP14194177A
Other languages
Japanese (ja)
Inventor
Toshiyuki Uda
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
NEC Corp
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP14194177A priority Critical patent/JPS5474338A/en
Publication of JPS5474338A publication Critical patent/JPS5474338A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To increase a number of degrees of freedom of an interruption process by accepting an interruption at a microinstruction level, on an information processor of a microprogram control type.
CONSTITUTION: This processor consists of control memory 1 stored with microprograms controlling the information processor, microcontrol memory address register 2 for an interruption process holding the read-out address of control memory 1, decoder 3 decoding a microinstruction, arithmetic part 4, program state word register 5 composed of instruction counter register 5A, program indicator register 5B, control memory address information register 5C, and flip-flop 5D, adder 6, change-over circuits 7, 8 and 9, main memory 10, and control circuit 11.
COPYRIGHT: (C)1979,JPO&Japio
JP14194177A 1977-11-25 1977-11-25 Information processor Pending JPS5474338A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14194177A JPS5474338A (en) 1977-11-25 1977-11-25 Information processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14194177A JPS5474338A (en) 1977-11-25 1977-11-25 Information processor

Publications (1)

Publication Number Publication Date
JPS5474338A true JPS5474338A (en) 1979-06-14

Family

ID=15303691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14194177A Pending JPS5474338A (en) 1977-11-25 1977-11-25 Information processor

Country Status (1)

Country Link
JP (1) JPS5474338A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03218531A (en) * 1990-01-24 1991-09-26 Matsushita Electric Ind Co Ltd High speed interruption processor
JPH0440532A (en) * 1990-06-06 1992-02-10 Matsushita Electric Ind Co Ltd Real time processor
JPH04266129A (en) * 1991-02-21 1992-09-22 Matsushita Electric Ind Co Ltd Interruption processor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03218531A (en) * 1990-01-24 1991-09-26 Matsushita Electric Ind Co Ltd High speed interruption processor
JPH0440532A (en) * 1990-06-06 1992-02-10 Matsushita Electric Ind Co Ltd Real time processor
JPH04266129A (en) * 1991-02-21 1992-09-22 Matsushita Electric Ind Co Ltd Interruption processor

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