JPS56109055A - Data transmitter - Google Patents

Data transmitter

Info

Publication number
JPS56109055A
JPS56109055A JP1009480A JP1009480A JPS56109055A JP S56109055 A JPS56109055 A JP S56109055A JP 1009480 A JP1009480 A JP 1009480A JP 1009480 A JP1009480 A JP 1009480A JP S56109055 A JPS56109055 A JP S56109055A
Authority
JP
Japan
Prior art keywords
transmission line
polling
instruction
signal
upper stream
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
JP1009480A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6318375B2 (2
Inventor
Shuichi Senda
Norio Murayama
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
Original Assignee
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 Ltd filed Critical Hitachi Ltd
Priority to JP1009480A priority Critical patent/JPS56109055A/ja
Publication of JPS56109055A publication Critical patent/JPS56109055A/ja
Publication of JPS6318375B2 publication Critical patent/JPS6318375B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/403—Bus networks with centralised control, e.g. polling

Landscapes

  • Small-Scale Networks (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
JP1009480A 1980-02-01 1980-02-01 Data transmitter Granted JPS56109055A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1009480A JPS56109055A (en) 1980-02-01 1980-02-01 Data transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1009480A JPS56109055A (en) 1980-02-01 1980-02-01 Data transmitter

Publications (2)

Publication Number Publication Date
JPS56109055A true JPS56109055A (en) 1981-08-29
JPS6318375B2 JPS6318375B2 (2) 1988-04-18

Family

ID=11740738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1009480A Granted JPS56109055A (en) 1980-02-01 1980-02-01 Data transmitter

Country Status (1)

Country Link
JP (1) JPS56109055A (2)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61103338A (ja) * 1984-10-26 1986-05-21 Fujitsu Ltd 回線切替装置
JPH0455850U (2) * 1990-09-18 1992-05-13
JP2007235347A (ja) * 2006-02-28 2007-09-13 Denso Corp バス通信システム
JP2007235349A (ja) * 2006-02-28 2007-09-13 Denso Corp バス通信システム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029117A (2) * 1973-07-17 1975-03-25
JPS519331A (en) * 1974-07-12 1976-01-26 Hitachi Ltd Satsuzokanmenban oyobi sonokudokairo

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5029117A (2) * 1973-07-17 1975-03-25
JPS519331A (en) * 1974-07-12 1976-01-26 Hitachi Ltd Satsuzokanmenban oyobi sonokudokairo

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61103338A (ja) * 1984-10-26 1986-05-21 Fujitsu Ltd 回線切替装置
JPH0455850U (2) * 1990-09-18 1992-05-13
JP2007235347A (ja) * 2006-02-28 2007-09-13 Denso Corp バス通信システム
JP2007235349A (ja) * 2006-02-28 2007-09-13 Denso Corp バス通信システム

Also Published As

Publication number Publication date
JPS6318375B2 (2) 1988-04-18

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