JPS54159822A - Character processing system - Google Patents

Character processing system

Info

Publication number
JPS54159822A
JPS54159822A JP6826378A JP6826378A JPS54159822A JP S54159822 A JPS54159822 A JP S54159822A JP 6826378 A JP6826378 A JP 6826378A JP 6826378 A JP6826378 A JP 6826378A JP S54159822 A JPS54159822 A JP S54159822A
Authority
JP
Japan
Prior art keywords
character
dle
register
circuit
assembled
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
JP6826378A
Other languages
Japanese (ja)
Other versions
JPS5723288B2 (en
Inventor
Toshio Sawai
Akio Hanada
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6826378A priority Critical patent/JPS54159822A/en
Publication of JPS54159822A publication Critical patent/JPS54159822A/en
Publication of JPS5723288B2 publication Critical patent/JPS5723288B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Communication Control (AREA)

Abstract

PURPOSE: To reduce the load of a communication control unit by causing an interrupt to a control program by the receiving of the second character in case that control characters a pair of which are one meaning are received.
CONSTITUTION: When the first character DLE is assembled by character assembling circuit 13, this DLE is inputted to the second character register 31-2. A signal is transmitted to line 45 when DLE decision is performed in control character dicision circuit 32, and DLE in the second character register 31-2 is transferred to the first character register 31-1. When ACK (the second character, etc.,) is assembled in character assembling circuit 13 continuously, the first flip flop 48-1 is set by the assembling end signal on line 42, and interrupt report is transmitted through AND gate 49 and OR gate 50.
COPYRIGHT: (C)1979,JPO&Japio
JP6826378A 1978-06-08 1978-06-08 Character processing system Granted JPS54159822A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6826378A JPS54159822A (en) 1978-06-08 1978-06-08 Character processing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6826378A JPS54159822A (en) 1978-06-08 1978-06-08 Character processing system

Publications (2)

Publication Number Publication Date
JPS54159822A true JPS54159822A (en) 1979-12-18
JPS5723288B2 JPS5723288B2 (en) 1982-05-18

Family

ID=13368683

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6826378A Granted JPS54159822A (en) 1978-06-08 1978-06-08 Character processing system

Country Status (1)

Country Link
JP (1) JPS54159822A (en)

Cited By (3)

* 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
JPS61198814A (en) * 1985-02-27 1986-09-03 Ando Electric Co Ltd Trigger detection circuit
JPS6264152A (en) * 1985-09-14 1987-03-23 Casio Comput Co Ltd Xon, xoff code transmission and reception device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5348630A (en) * 1976-10-15 1978-05-02 Sanyo Electric Co Ltd Communication control device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5348630A (en) * 1976-10-15 1978-05-02 Sanyo Electric Co Ltd Communication control device

Cited By (3)

* 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
JPS61198814A (en) * 1985-02-27 1986-09-03 Ando Electric Co Ltd Trigger detection circuit
JPS6264152A (en) * 1985-09-14 1987-03-23 Casio Comput Co Ltd Xon, xoff code transmission and reception device

Also Published As

Publication number Publication date
JPS5723288B2 (en) 1982-05-18

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