JPS6356450U - - Google Patents
Info
- Publication number
- JPS6356450U JPS6356450U JP14797186U JP14797186U JPS6356450U JP S6356450 U JPS6356450 U JP S6356450U JP 14797186 U JP14797186 U JP 14797186U JP 14797186 U JP14797186 U JP 14797186U JP S6356450 U JPS6356450 U JP S6356450U
- Authority
- JP
- Japan
- Prior art keywords
- cpu
- cpus
- runaway
- circuit
- printer
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
- Debugging And Monitoring (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は第１図に示す各部の信号波形を示す図である
。
図において、１〜３はＣＰＵ、１０はドライブ
クリア回路、１１はＣＰＵリセツト回路をそれぞ
れ示す。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a diagram showing signal waveforms of each part shown in FIG. 1. In the figure, 1 to 3 are CPUs, 10 is a drive clear circuit, and 11 is a CPU reset circuit.
Claims (1)
数個使用し、被駆動部材を位置決め制御するプリ
ンタにおけるＣＰＵ暴走時保護回路において、Ｃ
ＰＵの暴走を互に監視し、暴走信号をそれぞれ出
力する前記複数のＣＰＵと、前記複数のＣＰＵか
ら得られたＣＰＵ暴走信号の論理和によりＣＰＵ
をリセツトさせる為の信号を出力するドライブク
リア回路と、前記ドライブクリア回路出力信号を
受けＣＰＵをリセツトするリセツト回路とで構成
されたことを特徴とするプリンタのＣＰＵ暴走時
の保護回路。 C
The plurality of CPUs mutually monitor the runaway of the CPUs and output runaway signals, and the CPU is determined by the logical sum of the CPU runaway signals obtained from the plurality of CPUs.
1. A protection circuit for a printer when a CPU runs out of control, comprising a drive clear circuit that outputs a signal for resetting the printer, and a reset circuit that receives the drive clear circuit output signal and resets the CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14797186U JPS6356450U (en) | 1986-09-26 | 1986-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14797186U JPS6356450U (en) | 1986-09-26 | 1986-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6356450U true JPS6356450U (en) | 1988-04-15 |
Family
ID=31061815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14797186U Pending JPS6356450U (en) | 1986-09-26 | 1986-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6356450U (en) |
-
1986
- 1986-09-26 JP JP14797186U patent/JPS6356450U/ja active Pending