DE69524846T2 - Arbitervorrichtung - Google Patents
ArbitervorrichtungInfo
- Publication number
- DE69524846T2 DE69524846T2 DE69524846T DE69524846T DE69524846T2 DE 69524846 T2 DE69524846 T2 DE 69524846T2 DE 69524846 T DE69524846 T DE 69524846T DE 69524846 T DE69524846 T DE 69524846T DE 69524846 T2 DE69524846 T2 DE 69524846T2
- Authority
- DE
- Germany
- Prior art keywords
- arbitervorrichtung
- 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 - Lifetime
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
- G06F13/364—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control using independent requests or grants, e.g. using separated request and grant lines
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/336,056 US5557783A (en) | 1994-11-04 | 1994-11-04 | Arbitration device for arbitrating access requests from first and second processors having different first and second clocks |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69524846D1 DE69524846D1 (de) | 2002-02-07 |
DE69524846T2 true DE69524846T2 (de) | 2002-07-11 |
Family
ID=23314378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69524846T Expired - Lifetime DE69524846T2 (de) | 1994-11-04 | 1995-10-30 | Arbitervorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5557783A (de) |
EP (1) | EP0710911B1 (de) |
JP (1) | JP3689463B2 (de) |
DE (1) | DE69524846T2 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5805871A (en) * | 1995-07-21 | 1998-09-08 | Ricoh Company Ltd. | System and method for phase-synchronous, flexible-frequency clocking and messaging |
US5805882A (en) * | 1996-07-19 | 1998-09-08 | Compaq Computer Corporation | Computer system and method for replacing obsolete or corrupt boot code contained within reprogrammable memory with new boot code supplied from an external source through a data port |
JP3524337B2 (ja) | 1997-07-25 | 2004-05-10 | キヤノン株式会社 | バス管理装置及びそれを有する複合機器の制御装置 |
US6035360A (en) * | 1997-10-29 | 2000-03-07 | International Business Machines Corporation | Multi-port SRAM access control using time division multiplexed arbitration |
US6401176B1 (en) * | 1997-11-14 | 2002-06-04 | Agere Systems Guardian Corp. | Multiple agent use of a multi-ported shared memory |
US6314499B1 (en) * | 1997-11-14 | 2001-11-06 | Lucent Technologies Inc. | Non-preemptive memory locking mechanism in a shared resource system |
GB9802096D0 (en) * | 1998-01-30 | 1998-03-25 | Sgs Thomson Microelectronics | Shared memory access |
US6205522B1 (en) * | 1998-04-15 | 2001-03-20 | Diamond Multimedia Systems, Inc. | DSP code swapping with continuous DSP execution |
US6456628B1 (en) * | 1998-04-17 | 2002-09-24 | Intelect Communications, Inc. | DSP intercommunication network |
US6363492B1 (en) | 1998-04-30 | 2002-03-26 | Compaq Computer Corporation | Computer method and apparatus to force boot block recovery |
US6240519B1 (en) | 1998-04-30 | 2001-05-29 | Compaq Computer Corporation | Computer method and apparatus to prompt for administrative password to flash a corrupted non-volatile memory |
US6188249B1 (en) * | 1998-06-30 | 2001-02-13 | Sun Microsystems, Inc. | Asymmetric arbiter with fast signal path |
JP2001034530A (ja) * | 1999-07-16 | 2001-02-09 | Mitsubishi Electric Corp | マイクロコンピュータおよびメモリアクセス制御方法 |
US6640275B1 (en) * | 1999-12-22 | 2003-10-28 | Nortel Networks Limited | System and method for data transfer between buses having different speeds |
US6629253B1 (en) * | 1999-12-30 | 2003-09-30 | Intel Corporation | System for efficient management of memory access requests from a planar video overlay data stream using a time delay |
US6920572B2 (en) * | 2000-11-15 | 2005-07-19 | Texas Instruments Incorporated | Unanimous voting for disabling of shared component clocking in a multicore DSP device |
JP2004171411A (ja) * | 2002-11-21 | 2004-06-17 | Hitachi Global Storage Technologies Netherlands Bv | データ記憶装置及びバッファメモリの管理方法 |
TWI350451B (en) * | 2007-09-06 | 2011-10-11 | Ite Tech Inc | Integrated memory control apparatus |
KR102285749B1 (ko) * | 2014-11-10 | 2021-08-05 | 삼성전자주식회사 | 세마포어 기능을 갖는 시스템 온 칩 및 그것의 세마포어 구현 방법 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4764865A (en) * | 1982-06-21 | 1988-08-16 | International Business Machines Corp. | Circuit for allocating memory cycles to two processors that share memory |
JPS63316153A (ja) * | 1987-06-18 | 1988-12-23 | Nec Corp | 同期式バス制御装置 |
US5005151A (en) * | 1988-05-13 | 1991-04-02 | Dallas Semiconductor Corporation | Interleaved arbitration scheme for interfacing parallel and serial ports to a parallel system port |
US5179667A (en) * | 1988-09-14 | 1993-01-12 | Silicon Graphics, Inc. | Synchronized DRAM control apparatus using two different clock rates |
US5193193A (en) * | 1988-09-14 | 1993-03-09 | Silicon Graphics, Inc. | Bus control system for arbitrating requests with predetermined on/off time limitations |
US4965717A (en) * | 1988-12-09 | 1990-10-23 | Tandem Computers Incorporated | Multiple processor system having shared memory with private-write capability |
US5144692A (en) * | 1989-05-17 | 1992-09-01 | International Business Machines Corporation | System for controlling access by first system to portion of main memory dedicated exclusively to second system to facilitate input/output processing via first system |
US5696899A (en) | 1992-11-18 | 1997-12-09 | Canon Kabushiki Kaisha | Method and apparatus for adaptively determining the format of data packets carried on a local area network |
US5611046A (en) | 1992-11-18 | 1997-03-11 | Canon Kabushiki Kaisha | Method and apparatus for interfacing a peripheral to a local area network |
JPH06161870A (ja) * | 1992-11-26 | 1994-06-10 | Nec Corp | デュアルポートram回路 |
-
1994
- 1994-11-04 US US08/336,056 patent/US5557783A/en not_active Expired - Lifetime
-
1995
- 1995-10-30 DE DE69524846T patent/DE69524846T2/de not_active Expired - Lifetime
- 1995-10-30 EP EP95307704A patent/EP0710911B1/de not_active Expired - Lifetime
- 1995-11-02 JP JP28615795A patent/JP3689463B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3689463B2 (ja) | 2005-08-31 |
US5557783A (en) | 1996-09-17 |
DE69524846D1 (de) | 2002-02-07 |
EP0710911A1 (de) | 1996-05-08 |
JPH08227401A (ja) | 1996-09-03 |
EP0710911B1 (de) | 2002-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |