JPH0235224U - - Google Patents
Info
- Publication number
- JPH0235224U JPH0235224U JP11199988U JP11199988U JPH0235224U JP H0235224 U JPH0235224 U JP H0235224U JP 11199988 U JP11199988 U JP 11199988U JP 11199988 U JP11199988 U JP 11199988U JP H0235224 U JPH0235224 U JP H0235224U
- Authority
- JP
- Japan
- Prior art keywords
- microcomputer
- battery
- built
- electronic device
- control circuit
- 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
- 239000003990 capacitor Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Power Sources (AREA)
Description
第1図は本考案の一実施例を示す回路図、第2
図は本考案の他の実施例を示す回路図である。
1……マイコン、2,5,8……平滑コンデン
サ、4……バツクアツプ用電池、12……スイツ
チング回路、13……カーバツテリ接続端子。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing an embodiment of the present invention.
The figure is a circuit diagram showing another embodiment of the present invention. 1... Microcomputer, 2, 5, 8... Smoothing capacitor, 4... Backup battery, 12... Switching circuit, 13... Car battery connection terminal.
Claims (1)
する電子機器において、上記電池と上記マイコン
の電源端子との間に電源供給制御回路を備えたこ
とを特徴とする電子機器。 What is claimed is: 1. An electronic device having a built-in backup battery and a microcomputer, characterized in that a power supply control circuit is provided between the battery and a power terminal of the microcomputer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11199988U JPH0235224U (en) | 1988-08-26 | 1988-08-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11199988U JPH0235224U (en) | 1988-08-26 | 1988-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0235224U true JPH0235224U (en) | 1990-03-07 |
Family
ID=31350550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11199988U Pending JPH0235224U (en) | 1988-08-26 | 1988-08-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0235224U (en) |
-
1988
- 1988-08-26 JP JP11199988U patent/JPH0235224U/ja active Pending
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