JPS5255343A - Data communication processor - Google Patents

Data communication processor

Info

Publication number
JPS5255343A
JPS5255343A JP50130706A JP13070675A JPS5255343A JP S5255343 A JPS5255343 A JP S5255343A JP 50130706 A JP50130706 A JP 50130706A JP 13070675 A JP13070675 A JP 13070675A JP S5255343 A JPS5255343 A JP S5255343A
Authority
JP
Japan
Prior art keywords
data communication
communication processor
circuit
effectively
terruption
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
JP50130706A
Other languages
Japanese (ja)
Other versions
JPS5911936B2 (en
Inventor
Norio Inoue
Kenichi Ishii
Yasuo Koyama
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 JP50130706A priority Critical patent/JPS5911936B2/en
Publication of JPS5255343A publication Critical patent/JPS5255343A/en
Publication of JPS5911936B2 publication Critical patent/JPS5911936B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: The using condition of circuits is always counted by providing a counter to the communication control unit. As a result, the output of timer circuit is stopped when no circuit is in available state. Thus, unnecessary in terruption can be effectively prevented, effectively economizing CPU processing.
COPYRIGHT: (C)1977,JPO&Japio
JP50130706A 1975-10-30 1975-10-30 data Expired JPS5911936B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50130706A JPS5911936B2 (en) 1975-10-30 1975-10-30 data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50130706A JPS5911936B2 (en) 1975-10-30 1975-10-30 data

Publications (2)

Publication Number Publication Date
JPS5255343A true JPS5255343A (en) 1977-05-06
JPS5911936B2 JPS5911936B2 (en) 1984-03-19

Family

ID=15040663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50130706A Expired JPS5911936B2 (en) 1975-10-30 1975-10-30 data

Country Status (1)

Country Link
JP (1) JPS5911936B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6073764A (en) * 1983-09-30 1985-04-25 Toshiba Corp Interruption controller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6073764A (en) * 1983-09-30 1985-04-25 Toshiba Corp Interruption controller

Also Published As

Publication number Publication date
JPS5911936B2 (en) 1984-03-19

Similar Documents

Publication Publication Date Title
JPS522356A (en) Electronic desk calculator
JPS51139222A (en) Arithmetic unit
JPS5255343A (en) Data communication processor
JPS531432A (en) Information processing unit
JPS5266367A (en) Semiconductor logic circuit
JPS5235946A (en) Memory control unit
JPS51123533A (en) Transistor circuit
JPS5232557A (en) Supply control device
JPS5221728A (en) Power restoration interruption circuit
JPS5356936A (en) Transfer control system
JPS5243333A (en) Information processing device
JPS5266368A (en) Semiconductor logic circuit
JPS5414647A (en) Signal processor
JPS52153350A (en) Fail-safe unit for controlling calculator
JPS5244554A (en) Timer circuit
JPS52141521A (en) Single processor of tv set
JPS5332775A (en) Period comparison circuit
JPS53141051A (en) State change detecting and processing unit
JPS5250125A (en) Card exhaustion detection circuit
JPS5355923A (en) Microprogram control unit
JPS53108325A (en) Communication control unit
JPS51118376A (en) Semiconductor unit
JPS5217732A (en) Integrated circuit unit
JPS51120292A (en) Gas-alarm unit
JPS5346243A (en) Processor control system