CA1092718A - Input/output interface connector circuit for repowering and isolation - Google Patents

Input/output interface connector circuit for repowering and isolation

Info

Publication number
CA1092718A
CA1092718A CA291,144A CA291144A CA1092718A CA 1092718 A CA1092718 A CA 1092718A CA 291144 A CA291144 A CA 291144A CA 1092718 A CA1092718 A CA 1092718A
Authority
CA
Canada
Prior art keywords
bus
data
interface
poll
logic
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
CA291,144A
Other languages
English (en)
French (fr)
Inventor
Max A. Bouknecht
Louis P. Vergari
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1092718A publication Critical patent/CA1092718A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4027—Coupling between buses using bus bridges

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
  • Selective Calling Equipment (AREA)
  • Information Transfer Systems (AREA)
CA291,144A 1977-01-06 1977-11-17 Input/output interface connector circuit for repowering and isolation Expired CA1092718A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/757,403 US4144565A (en) 1977-01-06 1977-01-06 Input/output interface connector circuit for repowering and isolation
US757,403 1977-01-06

Publications (1)

Publication Number Publication Date
CA1092718A true CA1092718A (en) 1980-12-30

Family

ID=25047693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA291,144A Expired CA1092718A (en) 1977-01-06 1977-11-17 Input/output interface connector circuit for repowering and isolation

Country Status (13)

Country Link
US (1) US4144565A (US07655688-20100202-C00086.png)
JP (1) JPS5387133A (US07655688-20100202-C00086.png)
BR (1) BR7800089A (US07655688-20100202-C00086.png)
CA (1) CA1092718A (US07655688-20100202-C00086.png)
CH (1) CH629010A5 (US07655688-20100202-C00086.png)
DE (1) DE2758023C3 (US07655688-20100202-C00086.png)
ES (1) ES464099A1 (US07655688-20100202-C00086.png)
FR (1) FR2377064A1 (US07655688-20100202-C00086.png)
GB (1) GB1589180A (US07655688-20100202-C00086.png)
HK (1) HK48484A (US07655688-20100202-C00086.png)
MY (1) MY8500449A (US07655688-20100202-C00086.png)
SE (1) SE435110B (US07655688-20100202-C00086.png)
SG (1) SG8984G (US07655688-20100202-C00086.png)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451433A (en) * 1977-09-30 1979-04-23 Fujitsu Ltd Data processing system
JPS556621A (en) * 1978-06-30 1980-01-18 Iwatsu Electric Co Ltd Bus switching control system
CH644701A5 (de) * 1981-08-24 1984-08-15 Haussener Hans Ag Einrichtung zum automatischen steuern einer maschine oder anlage.
IE832561L (en) * 1983-11-02 1985-05-02 Nat Microelectronics Applic Ct Apparatus for handling data
IT1177400B (it) * 1984-12-12 1987-08-26 Honeywell Inf Systems Sistema a microprocessore
US4777615A (en) * 1986-02-28 1988-10-11 Scientific Computer Systems Corporation Backplane structure for a computer superpositioning scalar and vector operations
US4835737A (en) * 1986-07-21 1989-05-30 American Telephone And Telegraph Company, At&T Bell Laboratories Method and apparatus for controlled removal and insertion of circuit modules
FR2639733A1 (fr) * 1988-11-30 1990-06-01 Europ Rech Electr Lab Perfectionnements a un ordinateur de type domestique
US5179710A (en) * 1988-11-30 1993-01-12 Laboratoire Europeen De Recherches Electroniques Avancees Interface for amplifying logic signal from a signal line having a predetermined logic state to supply power to peripheral device
US5157769A (en) * 1989-07-21 1992-10-20 Traveling Software, Inc. Computer data interface for handheld computer transfer to second computer including cable connector circuitry for voltage modification
DE69031705T2 (de) * 1989-11-29 1998-04-02 Toshiba Kawasaki Kk Zum Anschluss einer Erweiterungseinheit geeignetes Rechnersystem
EP0443876A3 (en) * 1990-02-23 1992-01-02 Kabushiki Kaisha Toshiba Computer system capable of connecting expansion unit
US5428800A (en) * 1991-10-30 1995-06-27 I-Cube, Inc. Input/output (I/O) bidirectional buffer for interfacing I/O ports of a field programmable interconnection device with array ports of a cross-point switch
US5473499A (en) * 1993-06-30 1995-12-05 Harris Corporation Hot pluggable motherboard bus connection method
US5504864A (en) * 1994-04-29 1996-04-02 Traveling Software, Inc. Low power-consumption interface apparatus and method for transferring data between a hand-held computer and a desk top computer
JP4083404B2 (ja) * 2001-09-21 2008-04-30 株式会社日立製作所 データ処理システム及びこれに用いる記憶制御装置
US7613402B2 (en) 2003-12-08 2009-11-03 Alcatel-Lucent Usa Inc. Duobinary receiver
US7643761B2 (en) 2004-02-19 2010-01-05 Alcatel-Lucent Usa Inc. Method and apparatus for processing optical duobinary signals
US7330669B2 (en) * 2004-04-20 2008-02-12 Lucent Technologies Inc. Optical heterodyne receiver based on oversampling
US9055688B2 (en) 2010-08-20 2015-06-09 Rockwell Automation Technologies, Inc. Input/output circuits having status indicators aligned with respective terminals

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3408632A (en) * 1966-06-03 1968-10-29 Burroughs Corp Input/output control for a digital computing system
US3702462A (en) * 1967-10-26 1972-11-07 Delaware Sds Inc Computer input-output system
FR2036350A5 (US07655688-20100202-C00086.png) * 1969-03-12 1970-12-24 Commissariat Energie Atomique
US3639909A (en) * 1970-01-26 1972-02-01 Burroughs Corp Multichannel input/output control with automatic channel selection
US3815099A (en) * 1970-04-01 1974-06-04 Digital Equipment Corp Data processing system
JPS5330578B2 (US07655688-20100202-C00086.png) * 1973-12-28 1978-08-28
US3911400A (en) * 1974-04-19 1975-10-07 Digital Equipment Corp Drive condition detecting circuit for secondary storage facilities in data processing systems
JPS5127042A (ja) * 1974-08-19 1976-03-06 Hitachi Ltd Fukusukeisankishisutemu
JPS51140446A (en) * 1975-05-30 1976-12-03 Matsushita Electric Works Ltd Input output expansion system
JPS5261444A (en) * 1975-11-17 1977-05-20 Yokogawa Hokushin Electric Corp Data bus system of information processing unit
US4038642A (en) * 1976-04-30 1977-07-26 International Business Machines Corporation Input/output interface logic for concurrent operations
FR2349883B1 (fr) * 1976-04-30 1986-01-31 Ibm Systeme de traitement de donnees

Also Published As

Publication number Publication date
MY8500449A (en) 1985-12-31
SE7800098L (sv) 1978-07-07
CH629010A5 (de) 1982-03-31
DE2758023A1 (de) 1978-07-13
FR2377064A1 (fr) 1978-08-04
BR7800089A (pt) 1978-10-24
JPS5387133A (en) 1978-08-01
DE2758023C3 (de) 1981-01-22
DE2758023B2 (de) 1980-04-30
SG8984G (en) 1985-01-04
SE435110B (sv) 1984-09-03
GB1589180A (en) 1981-05-07
JPS5625696B2 (US07655688-20100202-C00086.png) 1981-06-13
HK48484A (en) 1984-06-15
US4144565A (en) 1979-03-13
FR2377064B1 (US07655688-20100202-C00086.png) 1982-03-12
ES464099A1 (es) 1978-09-01

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Legal Events

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