JPS6125628U - Digital signal input circuit - Google Patents
Digital signal input circuitInfo
- Publication number
- JPS6125628U JPS6125628U JP10810984U JP10810984U JPS6125628U JP S6125628 U JPS6125628 U JP S6125628U JP 10810984 U JP10810984 U JP 10810984U JP 10810984 U JP10810984 U JP 10810984U JP S6125628 U JPS6125628 U JP S6125628U
- Authority
- JP
- Japan
- Prior art keywords
- input circuit
- digital signal
- signal input
- switch element
- circuit
- 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
【図面の簡単な説明】
第１図は本考案の一実施例を示す回路図、第２図は第１
図におけるパルス出力のタイムチャート、第３図は従来
の回路図である。
１・・・シーケンス回路、２，３・・・デイジタル処理
装置、ＩＸ．２Ｘ，３Ｘ−・・補助リレー接点、Ｐ１Ｉ
Ｐ，， Ｐ３・・・パルス発生回路、ＰＴ１， ＰＴ２
，阿３・・・パルストランス、Ｃ１，Ｃ２，Ｃ３・・・
ＤＣ／ＤＣコンバータ、”１ Ｌ２９ ”３・・・ラッ
チ回路、Ｌ・・・内部ロジック回路。[Brief Description of the Drawings] Fig. 1 is a circuit diagram showing one embodiment of the present invention, and Fig. 2 is a circuit diagram showing an embodiment of the present invention.
The pulse output time chart in the figure, and FIG. 3 is a conventional circuit diagram. 1... Sequence circuit, 2, 3... Digital processing device, IX. 2X, 3X-・Auxiliary relay contact, P1I
P,, P3... Pulse generation circuit, PT1, PT2
, A3...pulse transformer, C1, C2, C3...
DC/DC converter, "1 L29" 3...Latch circuit, L...Internal logic circuit.
Claims (1)
要素のオン、オフ状態をデータ入力として取込むデイジ
タル処理装置の入力回路において、前記各スイッチ要素
に時分割でパルス電圧を印加し当該スイッチ要素を通し
たパルス電流の有無に対応したオン、オフ信号を夫々記
憶して入力データを得る回路手段を備えたことを特徴と
するデイジタル信号の入力回路。In an input circuit of a digital processing device that takes in the on/off state of each switch element as data input from an external device having a large number of switch elements, a pulse voltage is applied to each switch element in a time-division manner and passes through the switch element. 1. A digital signal input circuit comprising circuit means for obtaining input data by storing on and off signals corresponding to the presence or absence of a pulse current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10810984U JPS6125628U (en) | 1984-07-17 | 1984-07-17 | Digital signal input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10810984U JPS6125628U (en) | 1984-07-17 | 1984-07-17 | Digital signal input circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6125628U true JPS6125628U (en) | 1986-02-15 |
Family
ID=30667319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10810984U Pending JPS6125628U (en) | 1984-07-17 | 1984-07-17 | Digital signal input circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6125628U (en) |
-
1984
- 1984-07-17 JP JP10810984U patent/JPS6125628U/en active Pending
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