KR100307620B1 - 백플레인버스를시분할방식으로사용하기위한버스용모듈 - Google Patents
백플레인버스를시분할방식으로사용하기위한버스용모듈 Download PDFInfo
- Publication number
- KR100307620B1 KR100307620B1 KR1019940032126A KR19940032126A KR100307620B1 KR 100307620 B1 KR100307620 B1 KR 100307620B1 KR 1019940032126 A KR1019940032126 A KR 1019940032126A KR 19940032126 A KR19940032126 A KR 19940032126A KR 100307620 B1 KR100307620 B1 KR 100307620B1
- Authority
- KR
- South Korea
- Prior art keywords
- bus
- module
- time division
- time
- signal
- Prior art date
Links
- 238000010586 diagram Methods 0.000 description 24
- 238000004088 simulation Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 1
Classifications
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- 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
- G06F13/10—Program control for peripheral devices
- G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
- G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
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- 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
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
- G06F13/161—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement
- G06F13/1621—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement by maintaining request order
-
- 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
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
- G06F13/4208—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0044—Versatile modular eurobus [VME]
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Bus Control (AREA)
Abstract
Description
Claims (3)
- 중앙처리장치, 메모리, 로컬버스 인터페이스 컨트롤러, VME 버스 인터페이스 컨트롤러 및 드라이브 버퍼를 구비한 버스용 모듈에 있어서, 각 모듈에서 요구하는 버스사용 요구신호들을 받아 버스클럭에 동기하여 버스 클럭하강때 버스사용승인을 위한 버스사용 허가번호를 시분할 다중화 방식으로 순차적으로 주기 위한 시분할 버스 아비터를 포함하는 것을 특징으로 하는 백플레인버스를 시분할방식으로 사용하기 위한 버스용 모듈.
- 제1항에 있어서, 상기 버스용 모듈의 마스터보드는 버스사용을 요청한 버스요구신호와 버스사용 허가번호가 일치할 경우 인에이블되어 VME버스로 각 신호가 입,출력되도록 하기 위한 드라이브 버퍼를 더 포함하는 것을 특징으로 하는 백플레인버스를 시분할방식으로 사용하기 위한 버스용 모듈.
- 제1항에 있어서, 상기 버스용 모듈의 슬라이브보드는 어드레스 버스를 감시하여 자신이 해당된 버스사용 허가번호일때 자신의 보드 어드레스영역을 상기 마스보드가 억세스하면 인에이블되어 VME 버스의 신호가 입력되도록 하는 버퍼; 및 상기 VME 버스의 신호가 인정되었을때 신호를 래치하여 슬레이브 보드 내부신호를 만들어주는 래치를 더 포함하는 것을 특징으로 하는 백플레인버스를 시분할방식으로 사용하기 위한 버스용 모듈.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940032126A KR100307620B1 (ko) | 1994-11-30 | 1994-11-30 | 백플레인버스를시분할방식으로사용하기위한버스용모듈 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940032126A KR100307620B1 (ko) | 1994-11-30 | 1994-11-30 | 백플레인버스를시분할방식으로사용하기위한버스용모듈 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960018929A KR960018929A (ko) | 1996-06-17 |
KR100307620B1 true KR100307620B1 (ko) | 2001-12-01 |
Family
ID=37530460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940032126A KR100307620B1 (ko) | 1994-11-30 | 1994-11-30 | 백플레인버스를시분할방식으로사용하기위한버스용모듈 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100307620B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100846584B1 (ko) | 2005-02-05 | 2008-07-16 | 삼성에스디아이 주식회사 | 배기관 보호 팁 구조 및 이를 구비한 플라즈마 디스플레이모듈 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61292765A (ja) * | 1985-06-14 | 1986-12-23 | Fujitsu Ltd | デ−タ転送方式 |
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1994
- 1994-11-30 KR KR1019940032126A patent/KR100307620B1/ko not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61292765A (ja) * | 1985-06-14 | 1986-12-23 | Fujitsu Ltd | デ−タ転送方式 |
Also Published As
Publication number | Publication date |
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KR960018929A (ko) | 1996-06-17 |
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