JPH02143647U - - Google Patents
Info
- Publication number
- JPH02143647U JPH02143647U JP1989051309U JP5130989U JPH02143647U JP H02143647 U JPH02143647 U JP H02143647U JP 1989051309 U JP1989051309 U JP 1989051309U JP 5130989 U JP5130989 U JP 5130989U JP H02143647 U JPH02143647 U JP H02143647U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- rewrite
- write
- main memory
- prevention
- 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.)
- Pending
Links
- 230000002265 prevention Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000008054 signal transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Storage Device Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051309U JPH02143647U (OSRAM) | 1989-04-27 | 1989-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051309U JPH02143647U (OSRAM) | 1989-04-27 | 1989-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02143647U true JPH02143647U (OSRAM) | 1990-12-05 |
Family
ID=31570634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989051309U Pending JPH02143647U (OSRAM) | 1989-04-27 | 1989-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02143647U (OSRAM) |
-
1989
- 1989-04-27 JP JP1989051309U patent/JPH02143647U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| HK109194A (en) | Microprocessor bus interface unit | |
| JPH02143647U (OSRAM) | ||
| EP0708446A3 (en) | Data processor having operating modes selected by at least one mask option bit and method therefor | |
| JPS6438000U (OSRAM) | ||
| JPS61222092A (ja) | マスクｒｏｍ | |
| JPH0529898Y2 (OSRAM) | ||
| JPS6427721U (OSRAM) | ||
| JPS62154555U (OSRAM) | ||
| JPH0238636U (OSRAM) | ||
| JPS6112105U (ja) | 表示装置 | |
| JPH0458753U (OSRAM) | ||
| JPS6296744U (OSRAM) | ||
| JPS6214536U (OSRAM) | ||
| JPS62138258U (OSRAM) | ||
| JPS617156U (ja) | 留守番電話装置 | |
| JPS5837229U (ja) | 論理回路 | |
| JPS6286733U (OSRAM) | ||
| JPS6410367A (en) | Input and output control device | |
| JPH0288180U (OSRAM) | ||
| JPH0184152U (OSRAM) | ||
| JPS5597628A (en) | Information processor | |
| JPS61110395A (ja) | センスアンプ回路 | |
| JPS6053017U (ja) | 測定装置 | |
| JPS6013591U (ja) | 表示制御回路 | |
| JPH0485183U (OSRAM) |