JPS5326632A - Common memory control unit - Google Patents

Common memory control unit

Info

Publication number
JPS5326632A
JPS5326632A JP10062976A JP10062976A JPS5326632A JP S5326632 A JPS5326632 A JP S5326632A JP 10062976 A JP10062976 A JP 10062976A JP 10062976 A JP10062976 A JP 10062976A JP S5326632 A JPS5326632 A JP S5326632A
Authority
JP
Japan
Prior art keywords
common memory
control unit
memory control
processor
common
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
JP10062976A
Other languages
Japanese (ja)
Inventor
Yukio Nagaoka
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10062976A priority Critical patent/JPS5326632A/en
Publication of JPS5326632A publication Critical patent/JPS5326632A/en
Pending legal-status Critical Current

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  • Multi Processors (AREA)

Abstract

PURPOSE: To ensure an efficient use of a common memory by deciding whether or not the processor has an access to the common memory with address signal given from the processor and by securing a connection between the processor, address bus of the common memory and data bus respectively.
COPYRIGHT: (C)1978,JPO&Japio
JP10062976A 1976-08-25 1976-08-25 Common memory control unit Pending JPS5326632A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10062976A JPS5326632A (en) 1976-08-25 1976-08-25 Common memory control unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10062976A JPS5326632A (en) 1976-08-25 1976-08-25 Common memory control unit

Publications (1)

Publication Number Publication Date
JPS5326632A true JPS5326632A (en) 1978-03-11

Family

ID=14279120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10062976A Pending JPS5326632A (en) 1976-08-25 1976-08-25 Common memory control unit

Country Status (1)

Country Link
JP (1) JPS5326632A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103662A (en) * 1979-01-31 1980-08-08 Nec Corp Data processing unit
JPS5856057A (en) * 1981-09-29 1983-04-02 Nec Corp Interruption signal generating device
JPS59100337U (en) * 1982-12-22 1984-07-06 カシオ計算機株式会社 DMA control circuit
JPS60103476A (en) * 1983-11-11 1985-06-07 Toshiba Corp Bus interface device
JPS6246356A (en) * 1985-08-26 1987-02-28 Hitachi Ltd Cpu board
JPS62293457A (en) * 1986-06-13 1987-12-21 Nec Corp Shared memory circuit

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103662A (en) * 1979-01-31 1980-08-08 Nec Corp Data processing unit
JPS5856057A (en) * 1981-09-29 1983-04-02 Nec Corp Interruption signal generating device
JPS59100337U (en) * 1982-12-22 1984-07-06 カシオ計算機株式会社 DMA control circuit
JPS60103476A (en) * 1983-11-11 1985-06-07 Toshiba Corp Bus interface device
JPS6246356A (en) * 1985-08-26 1987-02-28 Hitachi Ltd Cpu board
JPS62293457A (en) * 1986-06-13 1987-12-21 Nec Corp Shared memory circuit

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