FR2325103A1 - PROGRAMMABLE LOGIC CONTROL UNIT - Google Patents

PROGRAMMABLE LOGIC CONTROL UNIT

Info

Publication number
FR2325103A1
FR2325103A1 FR7500305A FR7500305A FR2325103A1 FR 2325103 A1 FR2325103 A1 FR 2325103A1 FR 7500305 A FR7500305 A FR 7500305A FR 7500305 A FR7500305 A FR 7500305A FR 2325103 A1 FR2325103 A1 FR 2325103A1
Authority
FR
France
Prior art keywords
control unit
programmable logic
logic control
programmable
unit
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
FR7500305A
Other languages
French (fr)
Other versions
FR2325103B1 (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.)
Texas Instruments Inc
Original Assignee
Texas Instruments 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 US05/431,538 external-priority patent/US3953834A/en
Priority claimed from US05/431,589 external-priority patent/US3982230A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of FR2325103A1 publication Critical patent/FR2325103A1/en
Application granted granted Critical
Publication of FR2325103B1 publication Critical patent/FR2325103B1/fr
Granted 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
    • G06F12/0646—Configuration or reconfiguration
    • G06F12/0684—Configuration or reconfiguration with feedback, e.g. presence or absence of unit detected by addressing, overflow detection
    • 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
    • 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
    • G05B2219/11—Plc I-O input output
    • G05B2219/11101—Verifying ram data correct, validity, reload faulty data with correct data
    • 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
    • G05B2219/11—Plc I-O input output
    • G05B2219/1159—Image table, memory
    • 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
    • G05B2219/11—Plc I-O input output
    • G05B2219/1168—Peak amplitude for input, nul amplitude for activating output
    • 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
    • G05B2219/11—Plc I-O input output
    • G05B2219/1188—Detection of inserted boards, inserting extra memory, availability of boards
    • 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
    • G05B2219/13—Plc programming
    • G05B2219/13004—Programming the plc
    • 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
    • G05B2219/13—Plc programming
    • G05B2219/13012—Using other programs, adapting program to machine, exchanging or rom
    • 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
    • G05B2219/13—Plc programming
    • G05B2219/13128—Relay ladder diagram, RLL RLD KOP
    • 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
    • G05B2219/15018—Communication, serial data transmission, modem
    • 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
    • G05B2219/15054—LIFO for storing intermediate results

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Programmable Controllers (AREA)
  • Executing Machine-Instructions (AREA)
FR7500305A 1974-01-07 1975-01-07 PROGRAMMABLE LOGIC CONTROL UNIT Granted FR2325103A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/431,538 US3953834A (en) 1974-01-07 1974-01-07 Programmable logic controller with push down stack
US05/431,589 US3982230A (en) 1974-01-07 1974-01-07 Programmable logic controller with flag storage

Publications (2)

Publication Number Publication Date
FR2325103A1 true FR2325103A1 (en) 1977-04-15
FR2325103B1 FR2325103B1 (en) 1983-03-25

Family

ID=27029087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500305A Granted FR2325103A1 (en) 1974-01-07 1975-01-07 PROGRAMMABLE LOGIC CONTROL UNIT

Country Status (6)

Country Link
JP (1) JPS6227404B2 (en)
DE (1) DE2500320A1 (en)
FR (1) FR2325103A1 (en)
GB (3) GB1490548A (en)
IT (1) IT1032183B (en)
NL (1) NL7500095A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2436438A1 (en) * 1978-09-13 1980-04-11 Hitachi Ltd SEQUENCE DISPLAY CONTROL METHOD AND DEVICE

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997879A (en) * 1975-12-24 1976-12-14 Allen-Bradley Company Fault processor for programmable controller with remote I/O interface racks
DE2842372A1 (en) * 1978-09-28 1980-04-10 Siemens Ag PROGRAMMABLE CONTROL
JPS56127202A (en) * 1980-03-11 1981-10-05 Toshiba Corp Car control device
JPS57176414A (en) * 1981-04-24 1982-10-29 Hitachi Ltd Sequence controller
JPS6075903A (en) * 1983-09-30 1985-04-30 Matsushita Electric Works Ltd Sequence controller
IT202000004231A1 (en) * 2020-02-28 2021-08-28 St Microelectronics Srl WAVE FORMS GENERATOR

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624611A (en) * 1970-03-09 1971-11-30 Gte Automatic Electric Lab Inc Stored-logic real time monitoring and control system
US3761882A (en) * 1971-12-01 1973-09-25 Struthers Dunn Process control computer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3162840A (en) * 1960-06-06 1964-12-22 Ibm Electronic data processing machine control
US3200379A (en) * 1961-01-23 1965-08-10 Burroughs Corp Digital computer
CA954631A (en) * 1970-03-02 1974-09-10 Rosemount Engineering Company Limited Multi-channel control systems

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624611A (en) * 1970-03-09 1971-11-30 Gte Automatic Electric Lab Inc Stored-logic real time monitoring and control system
US3761882A (en) * 1971-12-01 1973-09-25 Struthers Dunn Process control computer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2436438A1 (en) * 1978-09-13 1980-04-11 Hitachi Ltd SEQUENCE DISPLAY CONTROL METHOD AND DEVICE

Also Published As

Publication number Publication date
JPS50116887A (en) 1975-09-12
DE2500320A1 (en) 1975-07-17
GB1490550A (en) 1977-11-02
GB1490549A (en) 1977-11-02
IT1032183B (en) 1979-05-30
NL7500095A (en) 1975-07-09
GB1490548A (en) 1977-11-02
DE2500320C2 (en) 1988-06-16
JPS6227404B2 (en) 1987-06-15
FR2325103B1 (en) 1983-03-25

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Legal Events

Date Code Title Description
ST Notification of lapse