DE68926807T2 - Erweiterte Eingabe-/Ausgabe-Schaltungsplatten-Adressierungsanordnung - Google Patents

Erweiterte Eingabe-/Ausgabe-Schaltungsplatten-Adressierungsanordnung

Info

Publication number
DE68926807T2
DE68926807T2 DE68926807T DE68926807T DE68926807T2 DE 68926807 T2 DE68926807 T2 DE 68926807T2 DE 68926807 T DE68926807 T DE 68926807T DE 68926807 T DE68926807 T DE 68926807T DE 68926807 T2 DE68926807 T2 DE 68926807T2
Authority
DE
Germany
Prior art keywords
circuit board
output circuit
addressing arrangement
advanced input
board addressing
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 - Fee Related
Application number
DE68926807T
Other languages
English (en)
Other versions
DE68926807D1 (de
Inventor
Paul R Culley
Montgomery C Mcgraw
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.)
Compaq Computer Corp
Original Assignee
Compaq Computer 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 Compaq Computer Corp filed Critical Compaq Computer Corp
Publication of DE68926807D1 publication Critical patent/DE68926807D1/de
Application granted granted Critical
Publication of DE68926807T2 publication Critical patent/DE68926807T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/06—Addressing a physical block of locations, e.g. base addressing, module addressing, memory dedication
    • G06F12/0615—Address space extension
    • G06F12/063—Address space extension for I/O modules, e.g. memory mapped I/O
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/10—Decoders
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/12—Group selection circuits, e.g. for memory block selection, chip selection, array selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
DE68926807T 1988-09-09 1989-05-11 Erweiterte Eingabe-/Ausgabe-Schaltungsplatten-Adressierungsanordnung Expired - Fee Related DE68926807T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/242,728 US4999805A (en) 1988-09-09 1988-09-09 Extended input/output circuit board addressing system

Publications (2)

Publication Number Publication Date
DE68926807D1 DE68926807D1 (de) 1996-08-14
DE68926807T2 true DE68926807T2 (de) 1997-01-23

Family

ID=22915952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68926807T Expired - Fee Related DE68926807T2 (de) 1988-09-09 1989-05-11 Erweiterte Eingabe-/Ausgabe-Schaltungsplatten-Adressierungsanordnung

Country Status (4)

Country Link
US (1) US4999805A (de)
EP (1) EP0358300B1 (de)
CA (1) CA1318978C (de)
DE (1) DE68926807T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466726B (sv) * 1990-08-20 1992-03-23 Kent Lennartsson Anordning vid distribuerat datorsystem
JPH0823856B2 (ja) * 1991-02-22 1996-03-06 インターナショナル・ビジネス・マシーンズ・コーポレイション コンピュータシステムおよびその動作方法
US5347641A (en) * 1991-08-30 1994-09-13 Waferscale Integration, Inc. Page register with a don't care function
US5583998A (en) * 1991-12-20 1996-12-10 Bull Hn Information Systems Inc. Method and apparatus for increasing the speed of data exchange among the subsystems of a data processing system
FR2687489A1 (fr) * 1992-02-13 1993-08-20 Hewlett Packard Co Bus de connexion de cartes d'extension a un systeme informatique et procede de test.
US5428762A (en) * 1992-03-11 1995-06-27 International Business Machines Corporation Expandable memory having plural memory cards for distributively storing system data
US5454081A (en) * 1992-08-28 1995-09-26 Compaq Computer Corp. Expansion bus type determination apparatus
US5594879A (en) * 1993-10-29 1997-01-14 Compaq Computer Corporation Method of and apparatus for arbitrarily disabling under processor control individual slots on a computer bus
US5611045A (en) * 1993-10-29 1997-03-11 Compaq Computer Corporation Detecting the presence of a device on a computer system bus by measuring the response time of data signals on the bus, and maximizing system performance based on that response time
US5537663A (en) * 1993-10-29 1996-07-16 Compaq Computer Corporation System for determining configuration of devices installed on a computer bus by comparing response time of data lines to read from I/O address when undriven
US5469554A (en) * 1994-06-14 1995-11-21 Compaq Computer Corp. Detecting the presence of a device on a computer system bus by altering the bus termination
US6012114A (en) * 1997-06-30 2000-01-04 Compaq Computer Corporation System for preventing software of a computer system from interacting with a connector to avoid data corruption due to surprise removal of a circuit card

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4249240A (en) * 1979-03-02 1981-02-03 Xycom, Inc. Address system for bus interconnected computer system
JPS5919367A (ja) * 1982-07-26 1984-01-31 Toshiba Corp メモリ付ゲ−トアレイ
EP0104545A3 (de) * 1982-09-27 1985-12-04 Kabushiki Kaisha Toshiba Eingangs- und Ausgangsportsteuereinheit
US4485457A (en) * 1983-05-31 1984-11-27 Cbs Inc. Memory system including RAM and page switchable ROM
JPS6152762A (ja) * 1984-08-22 1986-03-15 Nippon Data General Kk バスコントロ−ル・ゲ−トアレイ

Also Published As

Publication number Publication date
EP0358300A3 (de) 1991-05-08
DE68926807D1 (de) 1996-08-14
CA1318978C (en) 1993-06-08
US4999805A (en) 1991-03-12
EP0358300B1 (de) 1996-07-10
EP0358300A2 (de) 1990-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee