JPS5923820U - Electronics - Google Patents
ElectronicsInfo
- Publication number
- JPS5923820U JPS5923820U JP11873182U JP11873182U JPS5923820U JP S5923820 U JPS5923820 U JP S5923820U JP 11873182 U JP11873182 U JP 11873182U JP 11873182 U JP11873182 U JP 11873182U JP S5923820 U JPS5923820 U JP S5923820U
- Authority
- JP
- Japan
- Prior art keywords
- microprocessor
- supplied
- reset signal
- transistor
- drives
- 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
- Electronic Switches (AREA)
- 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図はリセット信号発生回路の従来例を示す図、第２
図は第１図要部の波形図、第３図は電源回路の構成を示
す図、第４図は第３図の波形図、第５図は本考案の電子
機器の構成を示す図、第６図は第５図要部の波形図であ
る。
１・・・マイクロプロセッサ、２・・・制御回路、３・
・・スイッチング電源回路、６・・・リセット信号発生
回路。Figure 1 is a diagram showing a conventional example of a reset signal generation circuit, Figure 2 is a diagram showing a conventional example of a reset signal generation circuit.
The figures are waveform diagrams of the main parts of Figure 1, Figure 3 is a diagram showing the configuration of the power supply circuit, Figure 4 is a waveform diagram of Figure 3, Figure 5 is a diagram showing the configuration of the electronic device of the present invention, FIG. 6 is a waveform diagram of the main part of FIG. 1...Microprocessor, 2...Control circuit, 3.
...Switching power supply circuit, 6...Reset signal generation circuit.
Claims (1)
ット信号発生回路が、コレクタにメモリ保護用バッテリ
からマイクロプロセッサを駆動する電圧と同一の電圧が
供給され、エミッタが接地サレ更にベースにマイクロプ
ロセッサ駆動電圧より高い電圧源からツェナーダイオー
ドを介してベースバイアスが供給されたトランジスタで
構成され、該トランジスタのコレクタからマイクロプロ
セッサにリセット信号を供給するよう構成したことを特
徴とする電子機器。In electronic equipment that uses a microprocessor, the reset signal generation circuit has a collector supplied with the same voltage that drives the microprocessor from a memory protection battery, an emitter that is grounded, and a base that is supplied with the same voltage that drives the microprocessor. 1. An electronic device comprising a transistor to which a base bias is supplied from a high voltage source via a Zener diode, and configured to supply a reset signal to a microprocessor from the collector of the transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11873182U JPS5923820U (en) | 1982-08-03 | 1982-08-03 | Electronics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11873182U JPS5923820U (en) | 1982-08-03 | 1982-08-03 | Electronics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5923820U true JPS5923820U (en) | 1984-02-14 |
Family
ID=30272779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11873182U Pending JPS5923820U (en) | 1982-08-03 | 1982-08-03 | Electronics |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5923820U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63104273U (en) * | 1986-12-26 | 1988-07-06 | ||
| JPH03172908A (en) * | 1989-12-01 | 1991-07-26 | Nec Ibaraki Ltd | Power-on reset circuit |
-
1982
- 1982-08-03 JP JP11873182U patent/JPS5923820U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63104273U (en) * | 1986-12-26 | 1988-07-06 | ||
| JPH03172908A (en) * | 1989-12-01 | 1991-07-26 | Nec Ibaraki Ltd | Power-on reset circuit |
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