ZA85183B - Microcomputer system with bus control means for peripheral processing devices - Google Patents
Microcomputer system with bus control means for peripheral processing devicesInfo
- Publication number
- ZA85183B ZA85183B ZA85183A ZA85183A ZA85183B ZA 85183 B ZA85183 B ZA 85183B ZA 85183 A ZA85183 A ZA 85183A ZA 85183 A ZA85183 A ZA 85183A ZA 85183 B ZA85183 B ZA 85183B
- Authority
- ZA
- South Africa
- Prior art keywords
- control
- dma
- peripheral processing
- activated
- data transfer
- Prior art date
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
- G06F13/14—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
- G06F13/285—Halt processor DMA
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Bus Control (AREA)
- Hardware Redundancy (AREA)
- Multi Processors (AREA)
- Microcomputers (AREA)
- Exchange Systems With Centralized Control (AREA)
- Selective Calling Equipment (AREA)
- Information Transfer Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/589,692 US4528626A (en) | 1984-03-19 | 1984-03-19 | Microcomputer system with bus control means for peripheral processing devices |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA85183B true ZA85183B (en) | 1985-11-27 |
Family
ID=24359085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA85183A ZA85183B (en) | 1984-03-19 | 1985-01-08 | Microcomputer system with bus control means for peripheral processing devices |
Country Status (14)
Country | Link |
---|---|
US (1) | US4528626A (es) |
EP (1) | EP0155443B1 (es) |
JP (1) | JPS60201464A (es) |
KR (1) | KR890003323B1 (es) |
AT (1) | ATE39581T1 (es) |
BR (1) | BR8500945A (es) |
CA (1) | CA1221173A (es) |
DE (1) | DE3567115D1 (es) |
ES (1) | ES8606692A1 (es) |
GB (1) | GB2156113B (es) |
HK (1) | HK42390A (es) |
MX (1) | MX158688A (es) |
PH (1) | PH24588A (es) |
ZA (1) | ZA85183B (es) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4594654A (en) * | 1983-11-04 | 1986-06-10 | Advanced Micro Devices, Inc. | Circuit for controlling external bipolar buffers from an MOS peripheral device |
JPS6191752A (ja) * | 1984-10-11 | 1986-05-09 | Nec Corp | マイクロコンピユ−タ |
US4918597A (en) * | 1984-12-14 | 1990-04-17 | Alcatel Usa Corp. | Adaptive interface for transferring segmented message between device and microcomputer on line division multiplexed bus |
US4794523A (en) * | 1985-09-30 | 1988-12-27 | Manolito Adan | Cache memory architecture for microcomputer speed-up board |
US4847750A (en) * | 1986-02-13 | 1989-07-11 | Intelligent Instrumentation, Inc. | Peripheral DMA controller for data acquisition system |
US4989113A (en) * | 1987-03-13 | 1991-01-29 | Texas Instruments Incorporated | Data processing device having direct memory access with improved transfer control |
US5099417A (en) * | 1987-03-13 | 1992-03-24 | Texas Instruments Incorporated | Data processing device with improved direct memory access |
US4901234A (en) * | 1987-03-27 | 1990-02-13 | International Business Machines Corporation | Computer system having programmable DMA control |
US4975832A (en) * | 1987-06-25 | 1990-12-04 | Teac Corporation | Microcomputer system with dual DMA mode transmissions |
US5113339A (en) * | 1987-10-20 | 1992-05-12 | Sharp Kabushiki Kaisha | Data processor for detecting identical data simultaneously coexisting in a plurality of data sections of data transmission paths |
US4930069A (en) * | 1987-11-18 | 1990-05-29 | International Business Machines Corporation | Mechanism and method for transferring data between bus units having varying master and slave DMA capabilities |
US5003463A (en) * | 1988-06-30 | 1991-03-26 | Wang Laboratories, Inc. | Interface controller with first and second buffer storage area for receiving and transmitting data between I/O bus and high speed system bus |
US5261057A (en) * | 1988-06-30 | 1993-11-09 | Wang Laboratories, Inc. | I/O bus to system interface |
US4987529A (en) * | 1988-08-11 | 1991-01-22 | Ast Research, Inc. | Shared memory bus system for arbitrating access control among contending memory refresh circuits, peripheral controllers, and bus masters |
JPH03122745A (ja) * | 1989-10-05 | 1991-05-24 | Mitsubishi Electric Corp | Dma制御方式 |
US5191657A (en) * | 1989-11-09 | 1993-03-02 | Ast Research, Inc. | Microcomputer architecture utilizing an asynchronous bus between microprocessor and industry standard synchronous bus |
US5761479A (en) * | 1991-04-22 | 1998-06-02 | Acer Incorporated | Upgradeable/downgradeable central processing unit chip computer systems |
EP0510241A3 (en) * | 1991-04-22 | 1993-01-13 | Acer Incorporated | Upgradeable/downgradeable computer |
EP0542087A3 (en) * | 1991-11-10 | 1997-12-29 | Hewlett-Packard Company | Method and apparatus for efficient serialized transmission of handshake signal on a digital bus |
US5577214A (en) * | 1992-05-18 | 1996-11-19 | Opti, Inc. | Programmable hold delay |
AU4802093A (en) * | 1992-08-10 | 1994-03-03 | Advanced Logic Research, Inc. | Computer interface for concurrently performing plural seeks on plural disk drives |
US5619729A (en) * | 1993-12-02 | 1997-04-08 | Intel Corporation | Power management of DMA slaves with DMA traps |
US5978866A (en) * | 1997-03-10 | 1999-11-02 | Integrated Technology Express, Inc. | Distributed pre-fetch buffer for multiple DMA channel device |
JP3581601B2 (ja) * | 1998-12-18 | 2004-10-27 | 松下電器産業株式会社 | データ転送装置、データ転送システムおよび記録媒体 |
US7036064B1 (en) * | 2000-11-13 | 2006-04-25 | Omar Kebichi | Synchronization point across different memory BIST controllers |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1485758A (en) * | 1973-09-16 | 1977-09-14 | Hawker Siddeley Dynamics Ltd | Computer systems |
US4047158A (en) * | 1974-12-13 | 1977-09-06 | Pertec Corporation | Peripheral processing system |
US4112490A (en) * | 1976-11-24 | 1978-09-05 | Intel Corporation | Data transfer control apparatus and method |
US4180855A (en) * | 1978-04-07 | 1979-12-25 | Gte Automatic Electric Laboratories Incorporated | Direct memory access expander unit for use with a microprocessor |
DE2824557C2 (de) * | 1978-06-05 | 1983-01-20 | Siemens AG, 1000 Berlin und 8000 München | Anordnung in Mikroprozessoren für den Aufbau von Multiprozessor-Systemen |
EP0057756B1 (de) * | 1981-02-11 | 1985-02-20 | Siemens Aktiengesellschaft | Anordnung zum Datenaustausch in parallel arbeitenden Multi-Mikrorechnersystemen |
-
1984
- 1984-03-19 US US06/589,692 patent/US4528626A/en not_active Expired - Lifetime
- 1984-10-26 PH PH31371A patent/PH24588A/en unknown
- 1984-11-29 KR KR1019840007514A patent/KR890003323B1/ko not_active IP Right Cessation
- 1984-11-30 JP JP59252117A patent/JPS60201464A/ja active Granted
- 1984-12-20 GB GB08432313A patent/GB2156113B/en not_active Expired
-
1985
- 1985-01-08 ZA ZA85183A patent/ZA85183B/xx unknown
- 1985-01-11 AT AT85100105T patent/ATE39581T1/de not_active IP Right Cessation
- 1985-01-11 EP EP85100105A patent/EP0155443B1/en not_active Expired
- 1985-01-11 DE DE8585100105T patent/DE3567115D1/de not_active Expired
- 1985-02-08 CA CA000473966A patent/CA1221173A/en not_active Expired
- 1985-02-18 ES ES540493A patent/ES8606692A1/es not_active Expired
- 1985-03-04 BR BR8500945A patent/BR8500945A/pt not_active IP Right Cessation
- 1985-03-07 MX MX204528A patent/MX158688A/es unknown
-
1990
- 1990-05-31 HK HK423/90A patent/HK42390A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR850007129A (ko) | 1985-10-30 |
HK42390A (en) | 1990-06-08 |
MX158688A (es) | 1989-02-27 |
PH24588A (en) | 1990-08-17 |
JPH0228181B2 (es) | 1990-06-21 |
ATE39581T1 (de) | 1989-01-15 |
EP0155443B1 (en) | 1988-12-28 |
GB2156113A (en) | 1985-10-02 |
GB2156113B (en) | 1987-03-25 |
GB8432313D0 (en) | 1985-01-30 |
KR890003323B1 (ko) | 1989-09-16 |
US4528626A (en) | 1985-07-09 |
CA1221173A (en) | 1987-04-28 |
ES8606692A1 (es) | 1986-04-01 |
JPS60201464A (ja) | 1985-10-11 |
DE3567115D1 (en) | 1989-02-02 |
BR8500945A (pt) | 1985-10-22 |
EP0155443A1 (en) | 1985-09-25 |
ES540493A0 (es) | 1986-04-01 |
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