KR0146194B1 - 하드 디스크 컨트롤러의 램 액세스 장치 - Google Patents
하드 디스크 컨트롤러의 램 액세스 장치Info
- Publication number
- KR0146194B1 KR0146194B1 KR1019950000179A KR19950000179A KR0146194B1 KR 0146194 B1 KR0146194 B1 KR 0146194B1 KR 1019950000179 A KR1019950000179 A KR 1019950000179A KR 19950000179 A KR19950000179 A KR 19950000179A KR 0146194 B1 KR0146194 B1 KR 0146194B1
- Authority
- KR
- South Korea
- Prior art keywords
- register
- ram
- address
- input
- decoder
- Prior art date
Links
- 101100032842 Oryza sativa subsp. japonica RA16 gene Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0656—Data buffering arrangements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
- G06F3/0611—Improving I/O performance in relation to response time
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0658—Controller construction arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0674—Disk device
- G06F3/0676—Magnetic disk device
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims (4)
- 데이터래치 클럭신호가 입력되면 순차적으로 램 어드레스 상위비트, 램 어드레스 중위비트, 램 데이터를 출력하는 제1 레지스터와, 어드레스래치 클럭신호가 입력되면 순차적으로 AH 레지스터 어드레스, AM 레지스터 어드레스, 램 어드레스 하위비트를 출력하는 제2 레지스터와, 상기한 제2 레지스터로부터 입력되는 AH 레지스터 어드레스, AM 레지스터 어드레스에 따라 AH 레지스터와 AM 레지스터를 인에이블시키기 위한 신호를 출력하는 디코더와, 상기한 디코더의 출력신호를 시스템 클럭 신호와 동기시키기 위한 다수개의 논리곱 수단과, 상기한 디코더에 의한 인에이블되면, 상기한 제1 레지스터로부터 입력되는 램 어드레스 상위비트를 저장하는 AH 레지스터와, 상기한 디코더에 의해 인에이블되면, 상기한 제1 레지스터로부터 입력되는 램 어드레스 중위비트를 저장하는 AM 레지스터와, 멀티플렉서 선택신호가 입력되면, 상기한 제1 레지스터로부터 입력되는 램 데이터를 출력하는 제1 멀티플렉서와, 멀티플렉서 선택신호가 입력되면, 상기한 제2 레지스터로부터 입력되는 램 어드레스 하위비트를 출력하는 제2 멀티플렉서로 이루어지는 것을 특징으로 하는 하드 디스크 컨트롤러의 램 액세스 장치.
- 제1항에 있어서, 상기한 논리곱 수단의 출력단에 클럭단자가 연결되어 있고 상기한 제1 레지스터의 출력단에 입력단이 연결되어 있는 제3 레지스터와, 상기한 논리곱 수단의 출력단에 클럭단자가 연결되어 있고 상기한 제1 레지스터의 출력단에 입력단이 연결되어 있는 AL 레지스터를 더 포함하여 이루어지는 것을 특징으로 하는 하드 디스크 컨트롤러의 램 액세스 장치.
- 제1항 또는 제2항에 있어서, 상기한 하드 디스크 컨트롤러의 램 액세스 장치는 8비트 버스를 통해서 구성소자가 연결되는 것을 특징으로 하는 하드 디스크 컨트롤러의 램 액세스 장치.
- 제1항 또는 제2항에 있어서, 상기한 논리곱 수단은 AND 게이트로 이루어지는 것을 특징으로 하는 하드 디스크 컨트롤러의 램 액세스 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950000179A KR0146194B1 (ko) | 1995-01-06 | 1995-01-06 | 하드 디스크 컨트롤러의 램 액세스 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950000179A KR0146194B1 (ko) | 1995-01-06 | 1995-01-06 | 하드 디스크 컨트롤러의 램 액세스 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960030082A KR960030082A (ko) | 1996-08-17 |
KR0146194B1 true KR0146194B1 (ko) | 1998-09-15 |
Family
ID=19406458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950000179A KR0146194B1 (ko) | 1995-01-06 | 1995-01-06 | 하드 디스크 컨트롤러의 램 액세스 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0146194B1 (ko) |
-
1995
- 1995-01-06 KR KR1019950000179A patent/KR0146194B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR960030082A (ko) | 1996-08-17 |
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