IT9019838A0 - Controllore logico programmabile contenente un elaboratore di blocchi di funzioni ed un elaboratore di bit - Google Patents
Controllore logico programmabile contenente un elaboratore di blocchi di funzioni ed un elaboratore di bitInfo
- Publication number
- IT9019838A0 IT9019838A0 IT19838A IT1983890A IT9019838A0 IT 9019838 A0 IT9019838 A0 IT 9019838A0 IT 19838 A IT19838 A IT 19838A IT 1983890 A IT1983890 A IT 1983890A IT 9019838 A0 IT9019838 A0 IT 9019838A0
- Authority
- IT
- Italy
- Prior art keywords
- processor
- programmable logic
- logic controller
- function block
- controller containing
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Programmable Controllers (AREA)
- Advance Control (AREA)
- Multi Processors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/329,151 US5068821A (en) | 1989-03-27 | 1989-03-27 | Bit processor with powers flow register switches control a function block processor for execution of the current command |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9019838A0 true IT9019838A0 (it) | 1990-03-27 |
IT9019838A1 IT9019838A1 (it) | 1991-09-27 |
IT1239493B IT1239493B (it) | 1993-11-03 |
Family
ID=23284079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19838A IT1239493B (it) | 1989-03-27 | 1990-03-27 | Controllore logico programmabile contenente un elaboratore di blocchi di funzioni ed un elaboratore di bit |
Country Status (7)
Country | Link |
---|---|
US (1) | US5068821A (it) |
JP (1) | JPH02284258A (it) |
CA (1) | CA1323703C (it) |
DE (1) | DE4009804A1 (it) |
FR (1) | FR2644912B1 (it) |
GB (1) | GB2231986B (it) |
IT (1) | IT1239493B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2232514B (en) * | 1989-04-24 | 1993-09-01 | Yokogawa Electric Corp | Programmable controller |
IT1247640B (it) * | 1990-04-26 | 1994-12-28 | St Microelectronics Srl | Operazioni booleane tra due qualsiasi bit di due qualsiasi registri |
US5349675A (en) * | 1990-09-04 | 1994-09-20 | International Business Machines Corporation | System for directly displaying remote screen information and providing simulated keyboard input by exchanging high level commands |
US5305446A (en) * | 1990-09-28 | 1994-04-19 | Texas Instruments Incorporated | Processing devices with improved addressing capabilities, systems and methods |
DE4105321A1 (de) * | 1991-02-20 | 1992-08-27 | Siemens Ag | Regelung eines warm- und/oder kaltwalzprozesses |
JP3310990B2 (ja) * | 1991-04-15 | 2002-08-05 | キヤノン株式会社 | 電子機器 |
JP2848060B2 (ja) * | 1991-10-24 | 1999-01-20 | 株式会社日立製作所 | プログラマブルコントローラおよびシーケンス制御方法 |
AU681604B2 (en) * | 1992-10-19 | 1997-09-04 | Siemens Industrial Automation, Inc | High speed programmable logic controller |
JP2000339008A (ja) * | 1999-05-27 | 2000-12-08 | Hitachi Ltd | プログラマブルコントローラ |
US20050114627A1 (en) * | 2003-11-26 | 2005-05-26 | Jacek Budny | Co-processing |
US8117424B2 (en) * | 2007-09-21 | 2012-02-14 | Siemens Industry, Inc. | Systems, devices, and/or methods for managing programmable logic controller processing |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4215398A (en) * | 1978-08-24 | 1980-07-29 | Texas Instruments Incorporated | Dual microprocessor intelligent programmable process control system with communication link |
US4491908A (en) * | 1981-12-01 | 1985-01-01 | Honeywell Information Systems Inc. | Microprogrammed control of extended integer and commercial instruction processor instructions through use of a data type field in a central processor unit |
DE3302902A1 (de) * | 1983-01-28 | 1984-08-02 | Siemens AG, 1000 Berlin und 8000 München | Speicherprogrammierbare steuerung |
DE3302940A1 (de) * | 1983-01-28 | 1984-08-02 | Siemens AG, 1000 Berlin und 8000 München | Speicherprogrammierbare steuerung mit wort- und bitprozessor |
US4914578A (en) * | 1983-04-18 | 1990-04-03 | Motorola, Inc. | Method and apparatus for interrupting a coprocessor |
EP0525831B1 (en) * | 1983-04-18 | 1998-07-01 | Motorola, Inc. | Method and apparatus for enabling a processor to coordinate with a coprocessor in the execution of an instruction which is in the intruction stream of the processor. |
EP0134386A2 (en) * | 1983-08-05 | 1985-03-20 | Ten X Technology, Inc. | Method and apparatus for executing object code instructions compiled from a high-level language source |
US4862351A (en) * | 1983-09-01 | 1989-08-29 | Unisys Corporation | Method of executing called activities via depictor-linked low level language microcode, hardware logic, and high level language commands; and apparatus for same |
JPS60262204A (ja) * | 1984-06-07 | 1985-12-25 | Omron Tateisi Electronics Co | プログラマブル・コントロ−ラ |
US4901274A (en) * | 1984-07-11 | 1990-02-13 | Hitachi, Ltd. | Method and system for data driven information processing |
JPS6181007A (ja) * | 1984-09-28 | 1986-04-24 | Victor Co Of Japan Ltd | 同期検波回路 |
US4663704A (en) * | 1984-12-03 | 1987-05-05 | Westinghouse Electric Corp. | Universal process control device and method for developing a process control loop program |
JPS6294050A (ja) * | 1985-10-21 | 1987-04-30 | Hitachi Ltd | 二重化装置切替方式 |
JPS62214464A (ja) * | 1986-03-17 | 1987-09-21 | Hitachi Ltd | データ処理システム |
EP0267613B1 (en) * | 1986-11-12 | 1995-03-01 | Nec Corporation | Micro processor capable of being connected with coprocessor |
-
1989
- 1989-03-27 US US07/329,151 patent/US5068821A/en not_active Expired - Lifetime
- 1989-09-07 CA CA000610578A patent/CA1323703C/en not_active Expired - Lifetime
-
1990
- 1990-03-14 FR FR9003272A patent/FR2644912B1/fr not_active Expired - Lifetime
- 1990-03-26 GB GB9006719A patent/GB2231986B/en not_active Expired - Lifetime
- 1990-03-27 DE DE4009804A patent/DE4009804A1/de not_active Ceased
- 1990-03-27 IT IT19838A patent/IT1239493B/it active IP Right Grant
- 1990-03-27 JP JP2075814A patent/JPH02284258A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2231986A (en) | 1990-11-28 |
IT1239493B (it) | 1993-11-03 |
DE4009804A1 (de) | 1990-11-29 |
GB9006719D0 (en) | 1990-05-23 |
US5068821A (en) | 1991-11-26 |
FR2644912B1 (fr) | 1994-02-04 |
IT9019838A1 (it) | 1991-09-27 |
JPH02284258A (ja) | 1990-11-21 |
GB2231986B (en) | 1993-10-27 |
CA1323703C (en) | 1993-10-26 |
FR2644912A1 (fr) | 1990-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19980327 |