JPS625359U - - Google Patents
Info
- Publication number
- JPS625359U JPS625359U JP9379985U JP9379985U JPS625359U JP S625359 U JPS625359 U JP S625359U JP 9379985 U JP9379985 U JP 9379985U JP 9379985 U JP9379985 U JP 9379985U JP S625359 U JPS625359 U JP S625359U
- Authority
- JP
- Japan
- Prior art keywords
- output signals
- computers
- computer
- absence
- loop
- 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 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Debugging And Monitoring (AREA)
- Multi Processors (AREA)
Description
第１図は本考案の一実施例を示す回路構成図、
第２図は第１図に示した各マイコンから出力され
るパルス信号を表すタイムチヤート、第３図はプ
ログラム暴走時における第１図に示したウオツチ
ドグ回路への入力信号及びウオツチドグ回路から
の出力信号を表すタイムチヤートである。
１，２，３，４はマイクロコンピユータ、５は
コンピユータシステム、６はウオツチドグ回路で
ある。
FIG. 1 is a circuit diagram showing an embodiment of the present invention;
Figure 2 is a time chart showing the pulse signals output from each microcomputer shown in Figure 1, and Figure 3 is the input signal to the watchdog circuit shown in Figure 1 and the output signal from the watchdog circuit when the program runs out of control. This is a time chart that represents. 1, 2, 3, and 4 are microcomputers, 5 is a computer system, and 6 is a watchdog circuit.
Claims (1)
けることにより出力信号を発する複数のコンピユ
ータをループ状に接続し、上記何かのコンピユー
タと接続され、そのコンピユータからの出力信号
の有無を検知する検知手段を設けたことを特徴と
するプログラム暴走検知装置。 A plurality of computers that emit output signals by receiving output signals from a computer provided in the previous stage are connected in a loop, and a detection means is connected to one of the computers mentioned above and detects the presence or absence of an output signal from that computer. A program runaway detection device is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9379985U JPS625359U (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9379985U JPS625359U (en) | 1985-06-20 | 1985-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS625359U true JPS625359U (en) | 1987-01-13 |
Family
ID=30956683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9379985U Pending JPS625359U (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS625359U (en) |
-
1985
- 1985-06-20 JP JP9379985U patent/JPS625359U/ja active Pending
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