DE69023677D1 - DMA-Übertragung für Rechnersystem. - Google Patents
DMA-Übertragung für Rechnersystem.Info
- Publication number
- DE69023677D1 DE69023677D1 DE69023677T DE69023677T DE69023677D1 DE 69023677 D1 DE69023677 D1 DE 69023677D1 DE 69023677 T DE69023677 T DE 69023677T DE 69023677 T DE69023677 T DE 69023677T DE 69023677 D1 DE69023677 D1 DE 69023677D1
- Authority
- DE
- Germany
- Prior art keywords
- computer system
- dma transfer
- dma
- transfer
- computer
- 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 - Fee Related
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
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
-
- 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
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4027—Coupling between buses using bus bridges
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Bus Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29777489A | 1989-01-13 | 1989-01-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69023677D1 true DE69023677D1 (de) | 1996-01-04 |
DE69023677T2 DE69023677T2 (de) | 1996-06-20 |
Family
ID=23147689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1990623677 Expired - Fee Related DE69023677T2 (de) | 1989-01-13 | 1990-01-11 | DMA-Übertragung für Rechnersystem. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0382342B1 (de) |
JP (1) | JPH02226454A (de) |
DE (1) | DE69023677T2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE468570B (sv) * | 1991-11-21 | 1993-02-08 | Icl Data Ab | Anordning foer oeverfoering av data mellan datasaendande och datamottagande enheter anslutna till en gemensam databuss. |
US5511165A (en) * | 1992-10-23 | 1996-04-23 | International Business Machines Corporation | Method and apparatus for communicating data across a bus bridge upon request |
US5793997A (en) * | 1996-01-11 | 1998-08-11 | Hewlett-Packard Company | Interface architecture for connection to a peripheral component interconnect bus |
AU2002328037A1 (en) * | 2002-09-23 | 2004-04-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Computer system and method for accessing external peripheral devices in a computer system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5587220A (en) * | 1978-12-26 | 1980-07-01 | Fuji Electric Co Ltd | Interface controller |
US4323967A (en) * | 1980-04-15 | 1982-04-06 | Honeywell Information Systems Inc. | Local bus interface for controlling information transfers between units in a central subsystem |
JPS6129961A (ja) * | 1984-07-23 | 1986-02-12 | Mitsubishi Electric Corp | デ−タ転送方式 |
JPS6148059A (ja) * | 1984-08-15 | 1986-03-08 | Hitachi Ltd | バスアダプタ |
JPS6346559A (ja) * | 1986-08-13 | 1988-02-27 | Nec Corp | Dmaコントロ−ラ |
US4775929A (en) * | 1986-10-14 | 1988-10-04 | Honeywell Bull Inc. | Time partitioned bus arrangement |
-
1989
- 1989-12-15 JP JP32416089A patent/JPH02226454A/ja active Pending
-
1990
- 1990-01-11 DE DE1990623677 patent/DE69023677T2/de not_active Expired - Fee Related
- 1990-01-11 EP EP90300348A patent/EP0382342B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0382342B1 (de) | 1995-11-22 |
DE69023677T2 (de) | 1996-06-20 |
JPH02226454A (ja) | 1990-09-10 |
EP0382342A3 (de) | 1991-03-20 |
EP0382342A2 (de) | 1990-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |