BR8906810A - Placa de interface de computador - Google Patents

Placa de interface de computador

Info

Publication number
BR8906810A
BR8906810A BR898906810A BR8906810A BR8906810A BR 8906810 A BR8906810 A BR 8906810A BR 898906810 A BR898906810 A BR 898906810A BR 8906810 A BR8906810 A BR 8906810A BR 8906810 A BR8906810 A BR 8906810A
Authority
BR
Brazil
Prior art keywords
interface board
computer interface
computer
board
interface
Prior art date
Application number
BR898906810A
Other languages
English (en)
Inventor
Steven J Gans
Edward H Wiegl
David J Sackmann
Original Assignee
Square D Co
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 Square D Co filed Critical Square D Co
Publication of BR8906810A publication Critical patent/BR8906810A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G05B19/052—Linking several PLC's
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/12—Plc mp multi processor system
    • G05B2219/1205—Memory access for different processors, memory arbitration, mailbox
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/14—Plc safety
    • G05B2219/14055—Make log, journal, history file of state changes
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/15—Plc structure of the system
    • G05B2219/15101—Personal computer pc and plc, slot plc, same kernel

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Databases & Information Systems (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Computer And Data Communications (AREA)
  • Programmable Controllers (AREA)
  • Control By Computers (AREA)
BR898906810A 1988-04-11 1989-04-11 Placa de interface de computador BR8906810A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17975688A 1988-04-11 1988-04-11

Publications (1)

Publication Number Publication Date
BR8906810A true BR8906810A (pt) 1990-11-13

Family

ID=22657861

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898906810A BR8906810A (pt) 1988-04-11 1989-04-11 Placa de interface de computador

Country Status (7)

Country Link
EP (1) EP0386168A4 (pt)
JP (1) JPH03500587A (pt)
KR (1) KR0133202B1 (pt)
AU (1) AU628333B2 (pt)
BR (1) BR8906810A (pt)
CA (1) CA1339710C (pt)
WO (1) WO1989009976A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5151978A (en) * 1990-03-22 1992-09-29 Square D Company Lan interface which permits a host computer to obtain data without interrupting a ladder program executing in the interface
DE4015457A1 (de) * 1990-05-14 1991-11-21 Messerschmitt Boelkow Blohm Fernmess- und stellsystem
US5237652A (en) * 1990-11-30 1993-08-17 Mcmanus Kirby L Programming system for programmable logic controller
US5574848A (en) * 1993-08-24 1996-11-12 National Semiconductor Corporation Can interface selecting one of two distinct fault recovery method after counting a predetermined number of recessive bits or good can frames
DE29514502U1 (de) * 1995-09-08 1995-11-23 Siemens Ag Steckkarte für einen Rechner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4365294A (en) * 1980-04-10 1982-12-21 Nizdorf Computer Corporation Modular terminal system using a common bus
US4442504A (en) * 1981-03-09 1984-04-10 Allen-Bradley Company Modular programmable controller
US4477882A (en) * 1982-02-24 1984-10-16 Allen-Bradley Company Communications network for programmable controllers
DE3236812A1 (de) * 1982-10-05 1984-04-05 Standard Elektrik Lorenz Ag, 7000 Stuttgart Fernwirksystem
US4626984A (en) * 1984-08-29 1986-12-02 Valmont Industries, Inc. Remote computer control for irrigation systems
US4604683A (en) * 1984-12-10 1986-08-05 Advanced Computer Communications Communication controller using multiported random access memory

Also Published As

Publication number Publication date
EP0386168A1 (en) 1990-09-12
KR0133202B1 (ko) 1998-04-24
AU3428689A (en) 1989-11-03
KR900700971A (ko) 1990-08-17
WO1989009976A1 (en) 1989-10-19
AU628333B2 (en) 1992-09-17
EP0386168A4 (en) 1992-05-20
JPH03500587A (ja) 1991-02-07
CA1339710C (en) 1998-03-10

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