JPS6112126U - CPU reset circuit - Google Patents
CPU reset circuitInfo
- Publication number
- JPS6112126U JPS6112126U JP9551784U JP9551784U JPS6112126U JP S6112126 U JPS6112126 U JP S6112126U JP 9551784 U JP9551784 U JP 9551784U JP 9551784 U JP9551784 U JP 9551784U JP S6112126 U JPS6112126 U JP S6112126U
- Authority
- JP
- Japan
- Prior art keywords
- voltage value
- voltage
- cpu
- reset circuit
- power supply
- 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
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回路図、第２図、第３
図は本考案の説明に供する図で、Ｒ１〜Ｒ９・・・抵抗
、０１〜Ｃ２・・・コンデンサ、Ｑ１〜Ｑ３・・・トラ
ンジスタ、１・・−ＣＰＵ， ２・・・レギュレータ。Figure 1 is a circuit diagram showing one embodiment of the present invention, Figures 2 and 3 are
The figure is a diagram for explaining the present invention, and includes R1 to R9...Resistor, 01 to C2...Capacitor, Q1 to Q3...Transistor, 1...-CPU, 2...Regulator.
Claims (1)
作電圧を供給するレギュレータと、前記電源電圧が前記
第２の電圧値より降下したとき第１のレベル状態の信号
を、また前記電源電圧が第３の電圧値より上昇したとき
第２のレベル状態の信号をそれぞれ前記ＣＰＵのリセッ
ト端子に付与する手段とからなり、 第１乃至第３の電圧値が以下の関係、 第１の電圧値≦第２の電圧値〈第３の電圧値、となるよ
うに設定されたことを特徴とするＣＰＵのリセット回路
。[Claims for Utility Model Registration] A regulator that supplies a substantially constant operating voltage to a CPU when the power supply voltage is equal to or higher than a first voltage value, and a first level when the power supply voltage drops below the second voltage value. and means for applying a state signal and a second level state signal to the reset terminal of the CPU when the power supply voltage rises above a third voltage value, respectively, the first to third voltage values being A reset circuit for a CPU, characterized in that the following relationship is established: first voltage value≦second voltage value<third voltage value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9551784U JPS6112126U (en) | 1984-06-26 | 1984-06-26 | CPU reset circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9551784U JPS6112126U (en) | 1984-06-26 | 1984-06-26 | CPU reset circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6112126U true JPS6112126U (en) | 1986-01-24 |
Family
ID=30654690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9551784U Pending JPS6112126U (en) | 1984-06-26 | 1984-06-26 | CPU reset circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6112126U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5876923A (en) * | 1981-10-31 | 1983-05-10 | Mitsubishi Electric Corp | Initializing circuit of microcomputer |
| JPS58112117A (en) * | 1981-12-25 | 1983-07-04 | Fujitsu Ten Ltd | Resetting circuit of processor |
-
1984
- 1984-06-26 JP JP9551784U patent/JPS6112126U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5876923A (en) * | 1981-10-31 | 1983-05-10 | Mitsubishi Electric Corp | Initializing circuit of microcomputer |
| JPS58112117A (en) * | 1981-12-25 | 1983-07-04 | Fujitsu Ten Ltd | Resetting circuit of processor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6087001U (en) | Control circuit backup power supply circuit | |
| JPS6112126U (en) | CPU reset circuit | |
| JPS6146621U (en) | Memory backup power supply | |
| JPS6125051U (en) | Backup power supply circuit | |
| JPS5819322U (en) | Electronic circuit with built-in constant voltage circuit | |
| JPS5996609U (en) | Reset circuit for microcomputers, etc. | |
| JPS5984642U (en) | Data content protection circuit for semiconductor memory | |
| JPS5933540U (en) | reset circuit | |
| JPS6135444U (en) | Cascade circuit of semiconductor devices with control poles | |
| JPS6082327U (en) | computer power supply circuit | |
| JPS59130300U (en) | Semiconductor memory data content protection device | |
| JPS5839569U (en) | Battery voltage display circuit | |
| JPS5859120U (en) | Contact voltage supply circuit | |
| JPS60104989U (en) | standby display device | |
| JPS60163376U (en) | comparison tester | |
| JPS6072039U (en) | reset circuit | |
| JPS5981233U (en) | Protective relay output relay circuit | |
| JPS60112129U (en) | Reset signal generation circuit | |
| JPS5980814U (en) | power circuit | |
| JPS58150194U (en) | Sensor information reading circuit | |
| JPS60187915U (en) | constant voltage power supply | |
| JPS60144786U (en) | ripple filter | |
| JPS5893998U (en) | Piezoelectric buzzer drive circuit | |
| JPS617231U (en) | Power outage compensation circuit | |
| JPS60140114U (en) | Voltage regulator for bimetal gauges |