JPH0164746U - - Google Patents
Info
- Publication number
- JPH0164746U JPH0164746U JP1987160487U JP16048787U JPH0164746U JP H0164746 U JPH0164746 U JP H0164746U JP 1987160487 U JP1987160487 U JP 1987160487U JP 16048787 U JP16048787 U JP 16048787U JP H0164746 U JPH0164746 U JP H0164746U
- Authority
- JP
- Japan
- Prior art keywords
- switching means
- turned
- output
- microcomputer
- normal operation
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Debugging And Monitoring (AREA)
Description
第１図は実施例の暴走検出回路を用いてなる装
置の回路図、第２図Ａ〜Ｃ、第３図Ａ〜Ｃ及び第
４図Ａ〜Ｃは実施例各部における信号の波形図、
第５図は従来例を用いてなる装置の回路図である
。
１……制御手段、２……負荷。
FIG. 1 is a circuit diagram of a device using the runaway detection circuit of the embodiment, FIGS. 2 A to C, 3 A to C, and 4 A to C are waveform diagrams of signals at various parts of the embodiment
FIG. 5 is a circuit diagram of a device using a conventional example. 1... Control means, 2... Load.
Claims (1)
積分回路と、この積分回路の出力電圧値が前記制
御手段の正常作動時の出力値より大きい場合にＯ
Ｎ動作する第１のスイツチング手段と、この第１
のスイツチング手段がＯＮの時及び前記積分回路
の出力電圧値が前記正常作動時の出力値より小さ
い時には夫々ＯＦＦ動作する第２のスイツチング
手段とを有しており、この第２のスイツチング手
段のＯＮ、ＯＦＦにより負荷への通電を制御する
ようにしたことを特徴とするマイコン等の暴走検
出回路。 An integrator circuit for signals output from a control means such as a microcomputer, and when the output voltage value of this integrator circuit is larger than the output value during normal operation of the control means,
a first switching means which operates N;
and a second switching means that is turned off when the switching means is turned on and when the output voltage value of the integrating circuit is smaller than the output value during normal operation, and when the second switching means is turned on. , a runaway detection circuit for a microcomputer, etc., characterized in that energization to a load is controlled by turning OFF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160487U JPH0164746U (en) | 1987-10-20 | 1987-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160487U JPH0164746U (en) | 1987-10-20 | 1987-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164746U true JPH0164746U (en) | 1989-04-25 |
Family
ID=31442592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987160487U Pending JPH0164746U (en) | 1987-10-20 | 1987-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164746U (en) |
-
1987
- 1987-10-20 JP JP1987160487U patent/JPH0164746U/ja active Pending
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