JPS5866445U - Alarm generation circuit - Google Patents
Alarm generation circuitInfo
- Publication number
- JPS5866445U JPS5866445U JP16097181U JP16097181U JPS5866445U JP S5866445 U JPS5866445 U JP S5866445U JP 16097181 U JP16097181 U JP 16097181U JP 16097181 U JP16097181 U JP 16097181U JP S5866445 U JPS5866445 U JP S5866445U
- Authority
- JP
- Japan
- Prior art keywords
- output
- detection circuit
- generation circuit
- alarm generation
- runaway
- 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
- Debugging And Monitoring (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
図は本考案による警報発生回路の一実施例を示す回路図
である。
１・・・・・・マイクロコンピュータ、２・・・・・・
デツトマンタイマ、３・・・・・・パルス発振器、４・
・・・・・カウンタ、５・・・・・・インバータ、６・
・・・・・オアゲート。The figure is a circuit diagram showing an embodiment of the alarm generating circuit according to the present invention. 1...Microcomputer, 2...
Dead man timer, 3...Pulse oscillator, 4.
... Counter, 5 ... Inverter, 6.
...or gate.
Claims (1)
イクロコンピュータにリセット信号として供給すること
によってシステムイニシャライズ処理を行なわせる暴走
検出回路と、前記暴走検出回路の出力をクロック入力と
しかつパルス発振器から供給される周期パルスをクリア
入力として所定カウント値に達すると出力を発生するカ
ウンタとを備え、前記カウンタの出力を警報信号として
送出するように構成れた警報発生回路。a runaway detection circuit that detects runaway of a microcomputer and supplies its output as a reset signal to the microcomputer to perform system initialization processing; and a runaway detection circuit that uses the output of the runaway detection circuit as a clock input and is supplied from a pulse oscillator. 1. An alarm generation circuit comprising: a counter that receives a periodic pulse as a clear input and generates an output when a predetermined count value is reached; and is configured to send the output of the counter as an alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16097181U JPS5866445U (en) | 1981-10-30 | 1981-10-30 | Alarm generation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16097181U JPS5866445U (en) | 1981-10-30 | 1981-10-30 | Alarm generation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5866445U true JPS5866445U (en) | 1983-05-06 |
Family
ID=29953357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16097181U Pending JPS5866445U (en) | 1981-10-30 | 1981-10-30 | Alarm generation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5866445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60101612A (en) * | 1983-11-08 | 1985-06-05 | Toshiba Corp | Programmable controller |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5065149A (en) * | 1973-10-11 | 1975-06-02 | ||
| JPS5537654A (en) * | 1978-09-08 | 1980-03-15 | Nec Corp | Information processor |
| JPS5557956A (en) * | 1978-10-25 | 1980-04-30 | Nissan Motor Co Ltd | Malfunction prevention unit of microcomputer |
-
1981
- 1981-10-30 JP JP16097181U patent/JPS5866445U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5065149A (en) * | 1973-10-11 | 1975-06-02 | ||
| JPS5537654A (en) * | 1978-09-08 | 1980-03-15 | Nec Corp | Information processor |
| JPS5557956A (en) * | 1978-10-25 | 1980-04-30 | Nissan Motor Co Ltd | Malfunction prevention unit of microcomputer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60101612A (en) * | 1983-11-08 | 1985-06-05 | Toshiba Corp | Programmable controller |
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