JPS58142703U - DDC system backup device - Google Patents
DDC system backup deviceInfo
- Publication number
- JPS58142703U JPS58142703U JP3877282U JP3877282U JPS58142703U JP S58142703 U JPS58142703 U JP S58142703U JP 3877282 U JP3877282 U JP 3877282U JP 3877282 U JP3877282 U JP 3877282U JP S58142703 U JPS58142703 U JP S58142703U
- Authority
- JP
- Japan
- Prior art keywords
- backup device
- system backup
- computer
- output
- analog memory
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Hardware Redundancy (AREA)
- Safety Devices In Control Systems (AREA)
- Control By Computers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す電気的構成図、第２図
は各部の動作波形を示すタイミングチャートである。
１・・・コンピュータ、２・・・バックアップ装置、３
・・・切換回路、４・・・アナログメモリ、５・・・操
作ステーション。FIG. 1 is an electrical configuration diagram showing an embodiment of the present invention, and FIG. 2 is a timing chart showing operating waveforms of each part. 1... Computer, 2... Backup device, 3
...Switching circuit, 4...Analog memory, 5...Operation station.
Claims (1)
タから送られてくるストローブ信号を利用してコンピュ
ータの制御出力を前記アナログメモリに記憶する手段と
、コンピュータがダウンしたときにこれを検出して操作
端への制御出力をコンピュータ出力からアナログメモリ
出力に切換える切換回路とにより構成されてなるＤＤＣ
システムのバックアップ装置。an analog memory for storing analog signals; means for storing control outputs of the computer in the analog memory using strobe signals sent from the computer; A DDC consisting of a switching circuit that switches control output from computer output to analog memory output.
System backup device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3877282U JPS58142703U (en) | 1982-03-19 | 1982-03-19 | DDC system backup device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3877282U JPS58142703U (en) | 1982-03-19 | 1982-03-19 | DDC system backup device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58142703U true JPS58142703U (en) | 1983-09-26 |
Family
ID=30050090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3877282U Pending JPS58142703U (en) | 1982-03-19 | 1982-03-19 | DDC system backup device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58142703U (en) |
-
1982
- 1982-03-19 JP JP3877282U patent/JPS58142703U/en active Pending
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