DE2500320C2 - - Google Patents

Info

Publication number
DE2500320C2
DE2500320C2 DE19752500320 DE2500320A DE2500320C2 DE 2500320 C2 DE2500320 C2 DE 2500320C2 DE 19752500320 DE19752500320 DE 19752500320 DE 2500320 A DE2500320 A DE 2500320A DE 2500320 C2 DE2500320 C2 DE 2500320C2
Authority
DE
Germany
Prior art keywords
input
output
line
circuit
signal
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
Application number
DE19752500320
Other languages
German (de)
English (en)
Other versions
DE2500320A1 (de
Inventor
Bobby George Cumberland R.I. Us Burkett
Raymond Wilson Dallas Tex. Us Henry
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.)
Siemens AG
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 US05/431,589 external-priority patent/US3982230A/en
Priority claimed from US05/431,538 external-priority patent/US3953834A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of DE2500320A1 publication Critical patent/DE2500320A1/de
Application granted granted Critical
Publication of DE2500320C2 publication Critical patent/DE2500320C2/de
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)
DE19752500320 1974-01-07 1975-01-07 Programmierbares steuerwerk Granted DE2500320A1 (de)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
DE2500320A1 DE2500320A1 (de) 1975-07-17
DE2500320C2 true DE2500320C2 (it) 1988-06-16

Family

ID=27029087

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752500320 Granted DE2500320A1 (de) 1974-01-07 1975-01-07 Programmierbares steuerwerk

Country Status (6)

Country Link
JP (1) JPS6227404B2 (it)
DE (1) DE2500320A1 (it)
FR (1) FR2325103A1 (it)
GB (3) GB1490550A (it)
IT (1) IT1032183B (it)
NL (1) NL7500095A (it)

Families Citing this family (7)

* 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
JPS6010644B2 (ja) * 1978-09-13 1985-03-19 日産自動車株式会社 シ−ケンス表示制御方法
DE2842372A1 (de) * 1978-09-28 1980-04-10 Siemens Ag Speicherprogrammierbare steuerung
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 (ja) * 1983-09-30 1985-04-30 Matsushita Electric Works Ltd シ−ケンス制御装置
IT202000004231A1 (it) * 2020-02-28 2021-08-28 St Microelectronics Srl Generatore di forme d'onda

Family Cites Families (5)

* 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
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

Also Published As

Publication number Publication date
NL7500095A (nl) 1975-07-09
FR2325103B1 (it) 1983-03-25
IT1032183B (it) 1979-05-30
GB1490548A (en) 1977-11-02
FR2325103A1 (fr) 1977-04-15
GB1490550A (en) 1977-11-02
DE2500320A1 (de) 1975-07-17
JPS50116887A (it) 1975-09-12
JPS6227404B2 (it) 1987-06-15
GB1490549A (en) 1977-11-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: G06F 15/46

8126 Change of the secondary classification

Ipc: G05B 19/02

D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS AG, 8000 MUENCHEN, DE

8339 Ceased/non-payment of the annual fee