GB8808561D0 - Configurable storage circuit - Google Patents

Configurable storage circuit

Info

Publication number
GB8808561D0
GB8808561D0 GB888808561A GB8808561A GB8808561D0 GB 8808561 D0 GB8808561 D0 GB 8808561D0 GB 888808561 A GB888808561 A GB 888808561A GB 8808561 A GB8808561 A GB 8808561A GB 8808561 D0 GB8808561 D0 GB 8808561D0
Authority
GB
United Kingdom
Prior art keywords
storage circuit
configurable storage
configurable
circuit
storage
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.)
Granted
Application number
GB888808561A
Other versions
GB2202355B (en
GB2202355A (en
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.)
Xilinx Inc
Original Assignee
Xilinx Inc
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
Priority claimed from US06/706,429 external-priority patent/US4706216A/en
Application filed by Xilinx Inc filed Critical Xilinx Inc
Publication of GB8808561D0 publication Critical patent/GB8808561D0/en
Publication of GB2202355A publication Critical patent/GB2202355A/en
Application granted granted Critical
Publication of GB2202355B publication Critical patent/GB2202355B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/153—Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant
    • H03K5/1534—Transition or edge detectors
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/28—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements
    • G11C19/282—Digital stores in which the information is moved stepwise, e.g. shift registers using semiconductor elements with charge storage in a depletion layer, i.e. charge coupled devices [CCD]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/1733—Controllable logic circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/1733—Controllable logic circuits
    • H03K19/1735—Controllable logic circuits by wiring, e.g. uncommitted logic arrays
    • H03K19/1736—Controllable logic circuits by wiring, e.g. uncommitted logic arrays in which the wiring can be modified
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/037—Bistable circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Nonlinear Science (AREA)
  • Logic Circuits (AREA)
GB8808561A 1985-02-27 1986-02-26 Configurable storage circuit Expired GB2202355B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/706,429 US4706216A (en) 1985-02-27 1985-02-27 Configurable logic element
GB8604761A GB2171546B (en) 1985-02-27 1986-02-26 Configurable logic element

Publications (3)

Publication Number Publication Date
GB8808561D0 true GB8808561D0 (en) 1988-05-11
GB2202355A GB2202355A (en) 1988-09-21
GB2202355B GB2202355B (en) 1989-10-11

Family

ID=26290408

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8808562A Expired GB2202356B (en) 1985-02-27 1986-02-26 Configurable combinational logic circuit
GB8808561A Expired GB2202355B (en) 1985-02-27 1986-02-26 Configurable storage circuit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8808562A Expired GB2202356B (en) 1985-02-27 1986-02-26 Configurable combinational logic circuit

Country Status (1)

Country Link
GB (2) GB2202356B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4847612A (en) * 1988-01-13 1989-07-11 Plug Logic, Inc. Programmable logic device
GB8828828D0 (en) * 1988-12-09 1989-01-18 Pilkington Micro Electronics Semiconductor integrated circuit
EP0512536B1 (en) * 1991-05-10 1998-09-30 Kabushiki Kaisha Toshiba Programmable logic unit circuit
US5633830A (en) * 1995-11-08 1997-05-27 Altera Corporation Random access memory block circuitry for programmable logic array integrated circuit devices
US20020130681A1 (en) 1991-09-03 2002-09-19 Cliff Richard G. Programmable logic array integrated circuits
US6759870B2 (en) 1991-09-03 2004-07-06 Altera Corporation Programmable logic array integrated circuits
US5274581A (en) * 1992-05-08 1993-12-28 Altera Corporation Look up table implementation of fast carry for adders and counters
GB2267614B (en) * 1992-06-02 1996-01-24 Plessey Semiconductors Ltd Logic cell
US5311080A (en) * 1993-03-26 1994-05-10 At&T Bell Laboratories Field programmable gate array with direct input/output connection
US5815726A (en) * 1994-11-04 1998-09-29 Altera Corporation Coarse-grained look-up table architecture
US6720796B1 (en) 2001-05-06 2004-04-13 Altera Corporation Multiple size memories in a programmable logic device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296426A (en) * 1963-07-05 1967-01-03 Westinghouse Electric Corp Computing device
GB1101851A (en) * 1965-01-20 1968-01-31 Ncr Co Generalized logic circuitry
US3459927A (en) * 1965-10-18 1969-08-05 Ibm Apparatus for checking logical connective circuits
US4032894A (en) * 1976-06-01 1977-06-28 International Business Machines Corporation Logic array with enhanced flexibility
US4415818A (en) * 1979-01-16 1983-11-15 Nippon Telegraph & Telephone Corp. Programmable sequential logic circuit devices
GB2121573B (en) * 1980-07-11 1984-12-19 Fairchild Camera Instr Co Programmable logic array circuit
DE3342354A1 (en) * 1983-04-14 1984-10-18 Control Data Corp., Minneapolis, Minn. SOFT PROGRAMMABLE LOGIC ARRANGEMENT
GB2171231B (en) * 1985-02-14 1989-11-01 Intel Corp Software programmable logic array

Also Published As

Publication number Publication date
GB2202355B (en) 1989-10-11
GB8808562D0 (en) 1988-05-11
GB2202356A (en) 1988-09-21
GB2202356B (en) 1989-10-11
GB2202355A (en) 1988-09-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990226