DE3071698D1 - Digital data transfer apparatus - Google Patents

Digital data transfer apparatus

Info

Publication number
DE3071698D1
DE3071698D1 DE8080303386T DE3071698T DE3071698D1 DE 3071698 D1 DE3071698 D1 DE 3071698D1 DE 8080303386 T DE8080303386 T DE 8080303386T DE 3071698 T DE3071698 T DE 3071698T DE 3071698 D1 DE3071698 D1 DE 3071698D1
Authority
DE
Germany
Prior art keywords
data transfer
digital data
transfer apparatus
digital
transfer
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.)
Expired
Application number
DE8080303386T
Other languages
English (en)
Inventor
Anthony Kwok Fung
Roger Guy Mintzlaff
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.)
Unisys Corp
Original Assignee
Sperry Corp
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 Sperry Corp filed Critical Sperry Corp
Application granted granted Critical
Publication of DE3071698D1 publication Critical patent/DE3071698D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/163—Interprocessor communication
    • G06F15/167—Interprocessor communication using a common memory, e.g. mailbox

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Microcomputers (AREA)
  • Multi Processors (AREA)
  • Information Transfer Systems (AREA)
DE8080303386T 1979-09-26 1980-09-26 Digital data transfer apparatus Expired DE3071698D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/079,209 US4344130A (en) 1979-09-26 1979-09-26 Apparatus to execute DMA transfer between computing devices using a block move instruction

Publications (1)

Publication Number Publication Date
DE3071698D1 true DE3071698D1 (en) 1986-09-18

Family

ID=22149111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080303386T Expired DE3071698D1 (en) 1979-09-26 1980-09-26 Digital data transfer apparatus

Country Status (5)

Country Link
US (1) US4344130A (de)
EP (1) EP0026648B1 (de)
JP (1) JPS6016998Y2 (de)
CA (1) CA1143850A (de)
DE (1) DE3071698D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195265A (ja) * 1982-05-10 1983-11-14 Sony Corp マイクロコンピユ−タ
US4538224A (en) * 1982-09-30 1985-08-27 At&T Bell Laboratories Direct memory access peripheral unit controller
US5208915A (en) * 1982-11-09 1993-05-04 Siemens Aktiengesellschaft Apparatus for the microprogram control of information transfer and a method for operating the same
JPH0644245B2 (ja) * 1983-12-29 1994-06-08 富士通株式会社 ストアバッファ装置
US4764896A (en) * 1985-07-01 1988-08-16 Honeywell Inc. Microprocessor assisted memory to memory move apparatus
NO173305C (no) * 1985-07-01 1993-11-24 Honeywell Inc Datasystem
US4779190A (en) * 1986-12-03 1988-10-18 Ncr Corporation Communication bus interface
US4878166A (en) * 1987-12-15 1989-10-31 Advanced Micro Devices, Inc. Direct memory access apparatus and methods for transferring data between buses having different performance characteristics
JP3005626B2 (ja) * 1988-09-21 2000-01-31 株式会社日立製作所 データ処理システムおよびデータ転送方法
EP0408810B1 (de) * 1989-07-20 1996-03-20 Kabushiki Kaisha Toshiba Mehrprozessor-Computersystem
JP3190032B2 (ja) * 1990-06-12 2001-07-16 株式会社東芝 データ記憶装置
US5671443A (en) * 1995-02-21 1997-09-23 International Business Machines Corporation Direct memory access acceleration device for use in a data processing system
US6212601B1 (en) * 1996-08-30 2001-04-03 Texas Instruments Incorporated Microprocessor system with block move circuit disposed between cache circuits

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235427A1 (en) * 1973-06-28 1975-01-24 Ibm Connecting cct. for satellite data processors - has minimum number of programme interruptions in main processor
US3932841A (en) * 1973-10-26 1976-01-13 Raytheon Company Bus controller for digital computer system
US3940743A (en) * 1973-11-05 1976-02-24 Digital Equipment Corporation Interconnecting unit for independently operable data processing systems
GB1474385A (en) * 1973-12-14 1977-05-25 Int Computers Ltd Multiprocessor data processing systems
US4130865A (en) * 1974-06-05 1978-12-19 Bolt Beranek And Newman Inc. Multiprocessor computer apparatus employing distributed communications paths and a passive task register
US3969704A (en) * 1974-07-19 1976-07-13 Nanodata Corporation Word transformation apparatus for digital information processing
US4050096A (en) * 1974-10-30 1977-09-20 Motorola, Inc. Pulse expanding system for microprocessor systems with slow memory
GB1505535A (en) * 1974-10-30 1978-03-30 Motorola Inc Microprocessor system
US4124888A (en) * 1975-12-24 1978-11-07 Computer Automation, Inc. Peripheral-unit controller apparatus
US4112490A (en) * 1976-11-24 1978-09-05 Intel Corporation Data transfer control apparatus and method
US4099236A (en) * 1977-05-20 1978-07-04 Intel Corporation Slave microprocessor for operation with a master microprocessor and a direct memory access controller
US4159532A (en) * 1977-08-04 1979-06-26 Honeywell Information Systems Inc. FIFO look-ahead system
US4128883A (en) * 1977-09-30 1978-12-05 Ncr Corporation Shared busy means in a common bus environment

Also Published As

Publication number Publication date
EP0026648A3 (en) 1981-04-22
EP0026648B1 (de) 1986-08-13
JPS6016998Y2 (ja) 1985-05-25
JPS5649934U (de) 1981-05-02
CA1143850A (en) 1983-03-29
EP0026648A2 (de) 1981-04-08
US4344130A (en) 1982-08-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: UNISYS CORP. (N.D.GES.D.STAATES DELAWARE), BLUE BE

8328 Change in the person/name/address of the agent

Free format text: EISENFUEHR, G., DIPL.-ING. SPEISER, D., DIPL.-ING. RABUS, W., DR.-ING. BRUEGGE, J., DIPL.-ING., 2800 BREMEN MAIWALD, W., DIPL.-CHEM.DR., PAT.-ANWAELTE, 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee