JPS57135542A - Data transmitter - Google Patents

Data transmitter

Info

Publication number
JPS57135542A
JPS57135542A JP56020513A JP2051381A JPS57135542A JP S57135542 A JPS57135542 A JP S57135542A JP 56020513 A JP56020513 A JP 56020513A JP 2051381 A JP2051381 A JP 2051381A JP S57135542 A JPS57135542 A JP S57135542A
Authority
JP
Japan
Prior art keywords
processor
panel
looped transmission
transmitting
storage part
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
JP56020513A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0126214B2 (enrdf_load_stackoverflow
Inventor
Kazuo Yasue
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP56020513A priority Critical patent/JPS57135542A/ja
Publication of JPS57135542A publication Critical patent/JPS57135542A/ja
Publication of JPH0126214B2 publication Critical patent/JPH0126214B2/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]
    • H04L12/42—Loop networks
    • H04L12/437—Ring fault isolation or reconfiguration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
JP56020513A 1981-02-13 1981-02-13 Data transmitter Granted JPS57135542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56020513A JPS57135542A (en) 1981-02-13 1981-02-13 Data transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56020513A JPS57135542A (en) 1981-02-13 1981-02-13 Data transmitter

Publications (2)

Publication Number Publication Date
JPS57135542A true JPS57135542A (en) 1982-08-21
JPH0126214B2 JPH0126214B2 (enrdf_load_stackoverflow) 1989-05-23

Family

ID=12029232

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56020513A Granted JPS57135542A (en) 1981-02-13 1981-02-13 Data transmitter

Country Status (1)

Country Link
JP (1) JPS57135542A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612156A (en) * 1979-07-12 1981-02-06 Toshiba Corp Diagnostic system of data transfer system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612156A (en) * 1979-07-12 1981-02-06 Toshiba Corp Diagnostic system of data transfer system

Also Published As

Publication number Publication date
JPH0126214B2 (enrdf_load_stackoverflow) 1989-05-23

Similar Documents

Publication Publication Date Title
JPS6477339A (en) Collision detecting type lan terminal interface module
JPS6444144A (en) Circuit for avoiding competition of digital signals and method of avoiding competition of drivers
JPS57135542A (en) Data transmitter
JPS5621443A (en) Transmission unit
JPS5441002A (en) Data signal control system
JPS57138240A (en) Hairpin network
JPS54100235A (en) Diagnosis system for channel interface circuit
JPS5537644A (en) Input-output circuit of microcomputer
JPS56165482A (en) Abnormal diagnosing method of data transmission line
JPS57135545A (en) Diagnosis system for data transmission system
JPS5612154A (en) Answer signal transmission system
JPS5785125A (en) Information processor
JPS554662A (en) Power supply control system
JPS57174721A (en) Power supply controller
JPS578869A (en) Panel function control system
JPS562763A (en) Data gathering system
JPS55150045A (en) Program debug device for laboratory automation system
JPS5676661A (en) Data transmission control circuit
JPS57136839A (en) Loop transmitter
JPS5723142A (en) Test printing system of receiving printer
JPS55166401A (en) Fault detection device for vehicle control unit
JPS6474471A (en) Diagnostic system
JPS5723156A (en) Fault monitoring system of information processor
JPS5650426A (en) Data transmission unit
JPS5654553A (en) Stand-by switching system