GB2068690B - Data transmission system for digital controllers - Google Patents
Data transmission system for digital controllersInfo
- Publication number
- GB2068690B GB2068690B GB8102067A GB8102067A GB2068690B GB 2068690 B GB2068690 B GB 2068690B GB 8102067 A GB8102067 A GB 8102067A GB 8102067 A GB8102067 A GB 8102067A GB 2068690 B GB2068690 B GB 2068690B
- Authority
- GB
- United Kingdom
- Prior art keywords
- data transmission
- transmission system
- digital controllers
- controllers
- digital
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
- G06F13/362—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control
- G06F13/366—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control using a centralised polling arbiter
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/22—Handling requests for interconnection or transfer for access to input/output bus using successive scanning, e.g. polling
- G06F13/225—Handling requests for interconnection or transfer for access to input/output bus using successive scanning, e.g. polling with priority control
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/32—Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer
- G06F13/34—Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer with priority control
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Multi Processors (AREA)
- Small-Scale Networks (AREA)
- Selective Calling Equipment (AREA)
- Bus Control (AREA)
- Feedback Control In General (AREA)
- Control By Computers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1106480A JPS56108103A (en) | 1980-01-31 | 1980-01-31 | Data transmission system of digital control device |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2068690A GB2068690A (en) | 1981-08-12 |
GB2068690B true GB2068690B (en) | 1984-09-12 |
Family
ID=11767559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8102067A Expired GB2068690B (en) | 1980-01-31 | 1981-01-23 | Data transmission system for digital controllers |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS56108103A (en) |
AU (1) | AU527156B2 (en) |
DE (1) | DE3102633A1 (en) |
FR (1) | FR2475327B1 (en) |
GB (1) | GB2068690B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0075625B1 (en) * | 1981-09-29 | 1986-12-10 | BURROUGHS CORPORATION (a Delaware corporation) | Conversation bus for a data processing system |
JPS58501557A (en) * | 1981-09-29 | 1983-09-16 | バロース コーポレーション | How to drive a bus in a data processing system |
JPS60235558A (en) * | 1984-05-08 | 1985-11-22 | Matsushita Electric Ind Co Ltd | Signal transmission system |
JPS6123450A (en) * | 1984-07-11 | 1986-01-31 | Fujitsu Ltd | Center switching system |
US4680753A (en) * | 1985-04-03 | 1987-07-14 | Texas Instruments Incorporated | System and method for controlling network bus communications for input-output interlocking information among distributed programmable controllers |
JPS6214547A (en) * | 1985-07-11 | 1987-01-23 | Riichiro Obara | Data gathering and processing system |
GB2181026A (en) * | 1985-09-20 | 1987-04-08 | Burroughs Corp | Distributed electronic mailbox system |
JPH01256843A (en) * | 1988-03-25 | 1989-10-13 | Ncr Corp | Link control system |
US6374319B1 (en) | 1999-06-22 | 2002-04-16 | Philips Electronics North America Corporation | Flag-controlled arbitration of requesting agents |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2250448A5 (en) * | 1973-11-06 | 1975-05-30 | Honeywell Bull Soc Ind | |
JPS5215204A (en) * | 1975-07-26 | 1977-02-04 | Fuji Electric Co Ltd | Informatioon transmission system |
FR2337477A1 (en) * | 1975-12-31 | 1977-07-29 | Honeywell Bull Soc Ind | METHOD AND DEVICE FOR INITIALIZING A TRANSMITTER-RECEIVER STATION OF AN INFORMATION EXCHANGE SYSTEM BETWEEN SEVERAL STATIONS LINKED TO ONE Another BY A LINK CHANNEL |
US4223380A (en) * | 1978-04-06 | 1980-09-16 | Ncr Corporation | Distributed multiprocessor communication system |
-
1980
- 1980-01-31 JP JP1106480A patent/JPS56108103A/en active Pending
-
1981
- 1981-01-23 GB GB8102067A patent/GB2068690B/en not_active Expired
- 1981-01-27 DE DE19813102633 patent/DE3102633A1/en not_active Ceased
- 1981-01-30 FR FR8101785A patent/FR2475327B1/en not_active Expired
- 1981-01-30 AU AU66755/81A patent/AU527156B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS56108103A (en) | 1981-08-27 |
AU6675581A (en) | 1981-08-06 |
DE3102633A1 (en) | 1982-01-21 |
FR2475327B1 (en) | 1988-07-22 |
AU527156B2 (en) | 1983-02-17 |
GB2068690A (en) | 1981-08-12 |
FR2475327A1 (en) | 1981-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 19981002 |
|
PE20 | Patent expired after termination of 20 years |
Effective date: 20010122 |