CN1008019B - 可编程控制器的无主控串行总线占有控制的方法和设备 - Google Patents

可编程控制器的无主控串行总线占有控制的方法和设备

Info

Publication number
CN1008019B
CN1008019B CN 87100279 CN87100279A CN1008019B CN 1008019 B CN1008019 B CN 1008019B CN 87100279 CN87100279 CN 87100279 CN 87100279 A CN87100279 A CN 87100279A CN 1008019 B CN1008019 B CN 1008019B
Authority
CN
China
Prior art keywords
data
programmable controller
transmission
programmable
control
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
CN 87100279
Other languages
English (en)
Chinese (zh)
Other versions
CN87100279A (zh
Inventor
山冈弘昌
脇田章弘
齐藤纯寿
天日康博
下山和彦
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.)
Hitachi Ltd
Hitachi Industry and Control Solutions Co Ltd
Original Assignee
Hitachi Engineering Co Ltd Ibaraki
Hitachi Ltd
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 Hitachi Engineering Co Ltd Ibaraki, Hitachi Ltd filed Critical Hitachi Engineering Co Ltd Ibaraki
Publication of CN87100279A publication Critical patent/CN87100279A/zh
Publication of CN1008019B publication Critical patent/CN1008019B/zh
Expired legal-status Critical Current

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  • Bus Control (AREA)
  • Information Transfer Systems (AREA)
  • Programmable Controllers (AREA)
CN 87100279 1986-01-13 1987-01-13 可编程控制器的无主控串行总线占有控制的方法和设备 Expired CN1008019B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61003434A JPH0648478B2 (ja) 1986-01-13 1986-01-13 マスタ−レスシリアルバス占有制御方法
JP3434/86 1986-01-13

Publications (2)

Publication Number Publication Date
CN87100279A CN87100279A (zh) 1987-08-12
CN1008019B true CN1008019B (zh) 1990-05-16

Family

ID=11557255

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 87100279 Expired CN1008019B (zh) 1986-01-13 1987-01-13 可编程控制器的无主控串行总线占有控制的方法和设备

Country Status (3)

Country Link
JP (1) JPH0648478B2 (enExample)
CN (1) CN1008019B (enExample)
IN (1) IN165881B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2566267B2 (ja) * 1988-01-31 1996-12-25 松下電工株式会社 電話回線を使用した出退表示システム
CN104243189B (zh) * 2013-06-09 2018-07-20 海尔集团公司 一种基于同一信道的多设备通信方法及其通信系统
DE102019214721A1 (de) * 2019-09-26 2021-04-01 Robert Bosch Gmbh Konfliktdetektor für eine Teilnehmerstation eines seriellen Bussystems und Verfahren zur Kommunikation in einem seriellen Bussystem

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654145A (en) * 1979-10-11 1981-05-14 Nec Corp Data transmission system between processors
JPS59167729A (ja) * 1983-03-11 1984-09-21 Fuji Xerox Co Ltd マルチｃｐｕ通信装置

Also Published As

Publication number Publication date
JPH0648478B2 (ja) 1994-06-22
IN165881B (enExample) 1990-02-03
CN87100279A (zh) 1987-08-12
JPS62162159A (ja) 1987-07-18

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Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C13 Decision
GR02 Examined patent application
C14 Grant of patent or utility model
GR01 Patent grant
C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
OR01 Other related matters
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee