JPS6260760B2 - - Google Patents
Info
- Publication number
- JPS6260760B2 JPS6260760B2 JP54044720A JP4472079A JPS6260760B2 JP S6260760 B2 JPS6260760 B2 JP S6260760B2 JP 54044720 A JP54044720 A JP 54044720A JP 4472079 A JP4472079 A JP 4472079A JP S6260760 B2 JPS6260760 B2 JP S6260760B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- dma
- refresh
- signal
- ram
- 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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/406—Management or control of the refreshing or charge-regeneration cycles
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Bus Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4472079A JPS55139691A (en) | 1979-04-11 | 1979-04-11 | Memory circuit control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4472079A JPS55139691A (en) | 1979-04-11 | 1979-04-11 | Memory circuit control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55139691A JPS55139691A (en) | 1980-10-31 |
| JPS6260760B2 true JPS6260760B2 (enrdf_load_stackoverflow) | 1987-12-17 |
Family
ID=12699253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4472079A Granted JPS55139691A (en) | 1979-04-11 | 1979-04-11 | Memory circuit control system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55139691A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4556952A (en) | 1981-08-12 | 1985-12-03 | International Business Machines Corporation | Refresh circuit for dynamic memory of a data processor employing a direct memory access controller |
| JPS60151742A (ja) * | 1984-01-18 | 1985-08-09 | Pioneer Electronic Corp | デイジタル信号発生装置 |
| JP2617132B2 (ja) * | 1989-05-10 | 1997-06-04 | 日本電気エンジニアリング株式会社 | ダイレクトメモリアクセス方式 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5254342A (en) * | 1975-10-30 | 1977-05-02 | Toshiba Corp | Dynamic memory refreshing |
-
1979
- 1979-04-11 JP JP4472079A patent/JPS55139691A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55139691A (en) | 1980-10-31 |
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