JPS5811925U - Power outage time detection circuit - Google Patents
Power outage time detection circuitInfo
- Publication number
- JPS5811925U JPS5811925U JP10438381U JP10438381U JPS5811925U JP S5811925 U JPS5811925 U JP S5811925U JP 10438381 U JP10438381 U JP 10438381U JP 10438381 U JP10438381 U JP 10438381U JP S5811925 U JPS5811925 U JP S5811925U
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- power outage
- power
- outage time
- time detection
- 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
- Measurement Of Unknown Time Intervals (AREA)
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (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図は本考案による停電時間検出回路の構成番示す
ブロック図、第２図は本考案の一実施例を示す回路図で
ある。
１・・・クロック発生器、２・・・カウンタ、３・・・
停電、 時間検出回路、４・・・補助電源（コンデンサ
）、５・・・ダイオード、６，７．１１・・・インバー
タ、８・・・コンデンサ、９．１２・・・抵抗、１０・
・・ナントゲート。
カリンタ記力- FIG. 1 is a block diagram showing the configuration of a power outage time detection circuit according to the present invention, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 1...Clock generator, 2...Counter, 3...
Power outage, time detection circuit, 4... Auxiliary power supply (capacitor), 5... Diode, 6, 7.11... Inverter, 8... Capacitor, 9.12... Resistor, 10...
... Nantes Gate. Karinta notes
Claims (1)
生器のクロックをカウントするカウンタと、給電されて
いるときは前記カウンタの動作を停止させ、電力供給が
停止したときは前記カウンタを動作させる停電検出回路
と、電力供給停止時前記クワツク発生器およびカウ゛ン
タに電力を供給する補助電源とを含み、停電時間を検出
するように構成した停電時間検出回路。A clock generator that is always operating, a counter that counts the clock of the clock generator, and a power outage that stops the operation of the counter when power is supplied and operates the counter when the power supply is stopped. A power outage time detection circuit comprising a detection circuit and an auxiliary power source for supplying power to the quack generator and the counter when power supply is stopped, and configured to detect power outage time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10438381U JPS5811925U (en) | 1981-07-14 | 1981-07-14 | Power outage time detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10438381U JPS5811925U (en) | 1981-07-14 | 1981-07-14 | Power outage time detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5811925U true JPS5811925U (en) | 1983-01-25 |
Family
ID=29898983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10438381U Pending JPS5811925U (en) | 1981-07-14 | 1981-07-14 | Power outage time detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5811925U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5544222B2 (en) * | 1975-10-23 | 1980-11-11 |
-
1981
- 1981-07-14 JP JP10438381U patent/JPS5811925U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5544222B2 (en) * | 1975-10-23 | 1980-11-11 |
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