FR2608804B1 - Module d'extension pour terminal de teleinformatique - Google Patents
Module d'extension pour terminal de teleinformatiqueInfo
- Publication number
- FR2608804B1 FR2608804B1 FR8617962A FR8617962A FR2608804B1 FR 2608804 B1 FR2608804 B1 FR 2608804B1 FR 8617962 A FR8617962 A FR 8617962A FR 8617962 A FR8617962 A FR 8617962A FR 2608804 B1 FR2608804 B1 FR 2608804B1
- Authority
- FR
- France
- Prior art keywords
- teleinformatics
- terminal
- extension module
- extension
- module
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/141—Battery and back-up supplies
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/143—Detection of memory cassette insertion or removal; Continuity checks of supply or ground lines; Detection of supply variations, interruptions or levels ; Switching between alternative supplies
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/24—Memory cell safety or protection circuits, e.g. arrangements for preventing inadvertent reading or writing; Status cells; Test cells
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Storage Device Security (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8617962A FR2608804B1 (fr) | 1986-12-22 | 1986-12-22 | Module d'extension pour terminal de teleinformatique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8617962A FR2608804B1 (fr) | 1986-12-22 | 1986-12-22 | Module d'extension pour terminal de teleinformatique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2608804A1 FR2608804A1 (fr) | 1988-06-24 |
FR2608804B1 true FR2608804B1 (fr) | 1991-10-31 |
Family
ID=9342160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8617962A Expired - Lifetime FR2608804B1 (fr) | 1986-12-22 | 1986-12-22 | Module d'extension pour terminal de teleinformatique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2608804B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2647939A1 (fr) * | 1989-05-30 | 1990-12-07 | Celogic | Support pour une memoire sous la forme d'une cassette |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2803202C2 (de) * | 1978-01-25 | 1981-10-08 | Elektroinnung München, 8000 München | Schaltungsanordnung zur Datensicherung von in als flüchtige (volatile) Speicher ausgebildeten Schreib-Lese- Speichern (RAM) gespeicherten Informationen |
DE3067417D1 (en) * | 1979-05-15 | 1984-05-17 | Mostek Corp | Circuit for electrically connecting a volatile memory to a power supply input terminal |
JPS59227090A (ja) * | 1983-06-06 | 1984-12-20 | Hitachi Ltd | 不揮発性メモリ装置 |
FR2570524B1 (fr) * | 1984-09-19 | 1987-01-02 | Matra Communication | Terminal de tele-informatique a extensions externes |
-
1986
- 1986-12-22 FR FR8617962A patent/FR2608804B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2608804A1 (fr) | 1988-06-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |