JPS5933539U - programmable controller - Google Patents
programmable controllerInfo
- Publication number
- JPS5933539U JPS5933539U JP12614582U JP12614582U JPS5933539U JP S5933539 U JPS5933539 U JP S5933539U JP 12614582 U JP12614582 U JP 12614582U JP 12614582 U JP12614582 U JP 12614582U JP S5933539 U JPS5933539 U JP S5933539U
- Authority
- JP
- Japan
- Prior art keywords
- power outage
- programmable controller
- clock signal
- signal generator
- predetermined value
- 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
Landscapes
- Power Sources (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系統図、第２図はその
動作の一例を示すフローチャートである。
１・・・中央演算処理装置（ｃｐｕ）、２・・・入出力
装置（Ｉｌｏ）、３・・・プログラム記憶装置（ＰＭ）
、４・・・データ記憶装置（ＤＭ）、５・・・クロック
信号発生装置（ＣＬＫ）、５・・・バッテリバックアッ
プ回路（ＢＢＣ）、７・・・バッテリ、８・・・水晶発
振子、９・・・システムバス（ＢＵＳ）、１０・・・停
電検出回路。FIG. 1 is a system diagram showing an embodiment of the present invention, and FIG. 2 is a flowchart showing an example of its operation. 1... Central processing unit (CPU), 2... Input/output device (Ilo), 3... Program storage device (PM)
, 4... Data storage device (DM), 5... Clock signal generator (CLK), 5... Battery backup circuit (BBC), 7... Battery, 8... Crystal oscillator, 9 ...System bus (BUS), 10...Power failure detection circuit.
Claims (2)
リ、データメモリ、クロック信号発生装置およびこれら
を結合するシステムバスより成るプログラマブルコント
ローラにおいて、停電時に上記データメモリおよびクロ
ック信号発生装置の動作を保持するバッテリバックアッ
プ装置を備え、停電時にもデータを時刻と共に継続して
保持するプログラマブルコントローラ。(1) In a programmable controller consisting of a central processing unit, an input/output device, a program memory, a data memory, a clock signal generator, and a system bus that connects these, the operation of the data memory and clock signal generator is maintained during a power outage. A programmable controller equipped with a battery backup device that continuously retains data and time even in the event of a power outage.
ときはプログラムを継続し、停電時間が所定値を超えた
ときはイニシャルスタートするようにした実用新案登録
請求の範囲第１項記載のプログラマブルコントローラ。(2) When power is restored from a power outage, the program continues if the power outage time is less than a predetermined value, and initial starts if the power outage time exceeds a predetermined value. programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12614582U JPS5933539U (en) | 1982-08-23 | 1982-08-23 | programmable controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12614582U JPS5933539U (en) | 1982-08-23 | 1982-08-23 | programmable controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5933539U true JPS5933539U (en) | 1984-03-01 |
Family
ID=30286944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12614582U Pending JPS5933539U (en) | 1982-08-23 | 1982-08-23 | programmable controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5933539U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02192359A (en) * | 1989-01-20 | 1990-07-30 | Ricoh Co Ltd | Facsimile equipment |
| JP2010049407A (en) * | 2008-08-20 | 2010-03-04 | Fuji Xerox Co Ltd | Data processing apparatus, information processing apparatus, image formation apparatus, and data processing program |
-
1982
- 1982-08-23 JP JP12614582U patent/JPS5933539U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02192359A (en) * | 1989-01-20 | 1990-07-30 | Ricoh Co Ltd | Facsimile equipment |
| JP2010049407A (en) * | 2008-08-20 | 2010-03-04 | Fuji Xerox Co Ltd | Data processing apparatus, information processing apparatus, image formation apparatus, and data processing program |
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