JPH03104235U - - Google Patents
Info
- Publication number
- JPH03104235U JPH03104235U JP1126190U JP1126190U JPH03104235U JP H03104235 U JPH03104235 U JP H03104235U JP 1126190 U JP1126190 U JP 1126190U JP 1126190 U JP1126190 U JP 1126190U JP H03104235 U JPH03104235 U JP H03104235U
- Authority
- JP
- Japan
- Prior art keywords
- program
- storage device
- protection device
- minimized
- saving
- 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
- 230000006378 damage Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Techniques For Improving Reliability Of Storages (AREA)
Description
第１図は、この考案の一実施例によるプログラ
ム保護装置を示すブロツク図、第２図は従来の保
護装置を示すブロツク図である。
図において、１……コンピユータ、２……主記
憶装置、３……主記憶装置上プログラム、４……
外部記憶装置、５……外部記憶装置上プログラム
、６……ＣＰＵ、７……入力装置、８……自動出
力装置、９……ＣＰＵタイマである。なお、図中
、同一符号は同一または相当部分を示す。
FIG. 1 is a block diagram showing a program protection device according to an embodiment of this invention, and FIG. 2 is a block diagram showing a conventional protection device. In the figure, 1...computer, 2...main memory, 3...program on main memory, 4...
External storage device, 5...program on external storage device, 6...CPU, 7...input device, 8...automatic output device, 9...CPU timer. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
憶装置上に退避させることにより、事故によるプ
ログラム破壊の被害を最小限におさえることを特
徴とするプログラム保護装置。 A program protection device is characterized in that damage caused by accidental program destruction is minimized by saving the program being edited onto a secondary storage device at regular intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1126190U JPH03104235U (en) | 1990-02-07 | 1990-02-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1126190U JPH03104235U (en) | 1990-02-07 | 1990-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03104235U true JPH03104235U (en) | 1991-10-29 |
Family
ID=31514795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1126190U Pending JPH03104235U (en) | 1990-02-07 | 1990-02-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03104235U (en) |
-
1990
- 1990-02-07 JP JP1126190U patent/JPH03104235U/ja active Pending
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