JPS61129444U - - Google Patents
Info
- Publication number
- JPS61129444U JPS61129444U JP1265885U JP1265885U JPS61129444U JP S61129444 U JPS61129444 U JP S61129444U JP 1265885 U JP1265885 U JP 1265885U JP 1265885 U JP1265885 U JP 1265885U JP S61129444 U JPS61129444 U JP S61129444U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- start signal
- voltage
- backup power
- time constant
- 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 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Description
第１図は、本考案の実施例によるバツクアツプ
電源チエツク回路の図、第２図は、本考案の実施
例によるバツクアツプ電源チエツク回路の動作を
説明するためのタイムチヤート、第３図は、従来
のバツクアツプ電源回路の図、第４図は、従来の
バツクアツプ電源チエツク回路の図である。
１……装置、２……切換器、３……プロセツサ
、４……切換制御回路、５……時定数回路、６…
…起動信号発生回路。
FIG. 1 is a diagram of a backup power supply check circuit according to an embodiment of the present invention, FIG. 2 is a time chart for explaining the operation of the backup power supply check circuit according to an embodiment of the present invention, and FIG. 3 is a diagram of a conventional backup power supply check circuit. FIG. 4 is a diagram of a conventional backup power supply check circuit. DESCRIPTION OF SYMBOLS 1... Device, 2... Switching device, 3... Processor, 4... Switching control circuit, 5... Time constant circuit, 6...
...Start signal generation circuit.
Claims (1)
と、バツクアツプ電源と、前記時定数回路から出
力される電圧と前記バツクアツプ電源の電圧とを
切り換える切換器と、前記主電源投入時に起動信
号を発生する起動信号発生回路と、この起動信号
より起動され前記切換器より電圧が供給される装
置の動作をチエツクするプロセツサとよりなるバ
ツクアツプ電源チエツク回路。 A main power supply, a time constant circuit connected to the main power supply, a backup power supply, a switch for switching between the voltage output from the time constant circuit and the voltage of the backup power supply, and a switch that switches the voltage output from the time constant circuit and the voltage of the backup power supply, and a start signal when the main power supply is turned on. A backup power supply check circuit comprising a start signal generating circuit that generates a start signal, and a processor that is started by the start signal and checks the operation of the device to which voltage is supplied from the switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1265885U JPS61129444U (en) | 1985-01-31 | 1985-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1265885U JPS61129444U (en) | 1985-01-31 | 1985-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61129444U true JPS61129444U (en) | 1986-08-13 |
Family
ID=30495931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1265885U Pending JPS61129444U (en) | 1985-01-31 | 1985-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61129444U (en) |
-
1985
- 1985-01-31 JP JP1265885U patent/JPS61129444U/ja active Pending