JPS51124332A - Memory protection device - Google Patents
Memory protection deviceInfo
- Publication number
- JPS51124332A JPS51124332A JP50049992A JP4999275A JPS51124332A JP S51124332 A JPS51124332 A JP S51124332A JP 50049992 A JP50049992 A JP 50049992A JP 4999275 A JP4999275 A JP 4999275A JP S51124332 A JPS51124332 A JP S51124332A
- Authority
- JP
- Japan
- Prior art keywords
- protection device
- memory protection
- memory
- signal
- read
- 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.)
- Granted
Links
Abstract
PURPOSE: To prevent any memory destruction by using AND of the read-out and load completion signal and power supply off signal from the memory.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50049992A JPS51124332A (en) | 1975-04-23 | 1975-04-23 | Memory protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50049992A JPS51124332A (en) | 1975-04-23 | 1975-04-23 | Memory protection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51124332A true JPS51124332A (en) | 1976-10-29 |
JPS5636519B2 JPS5636519B2 (en) | 1981-08-25 |
Family
ID=12846494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50049992A Granted JPS51124332A (en) | 1975-04-23 | 1975-04-23 | Memory protection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51124332A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105935A (en) * | 1977-02-28 | 1978-09-14 | Toshiba Corp | Service interruption detector for electronic computer |
JPS5564691A (en) * | 1978-11-06 | 1980-05-15 | Nec Corp | Halt signal generating circuit |
JPS61163442U (en) * | 1986-04-03 | 1986-10-09 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59127935U (en) * | 1983-02-18 | 1984-08-28 | トキコ株式会社 | buffer |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4936763A (en) * | 1972-08-10 | 1974-04-05 |
-
1975
- 1975-04-23 JP JP50049992A patent/JPS51124332A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4936763A (en) * | 1972-08-10 | 1974-04-05 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105935A (en) * | 1977-02-28 | 1978-09-14 | Toshiba Corp | Service interruption detector for electronic computer |
JPS5564691A (en) * | 1978-11-06 | 1980-05-15 | Nec Corp | Halt signal generating circuit |
JPS6218950B2 (en) * | 1978-11-06 | 1987-04-25 | Nippon Electric Co | |
JPS61163442U (en) * | 1986-04-03 | 1986-10-09 |
Also Published As
Publication number | Publication date |
---|---|
JPS5636519B2 (en) | 1981-08-25 |
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