JPS5885834U - Pulse input counting circuit - Google Patents
Pulse input counting circuitInfo
- Publication number
- JPS5885834U JPS5885834U JP17999681U JP17999681U JPS5885834U JP S5885834 U JPS5885834 U JP S5885834U JP 17999681 U JP17999681 U JP 17999681U JP 17999681 U JP17999681 U JP 17999681U JP S5885834 U JPS5885834 U JP S5885834U
- Authority
- JP
- Japan
- Prior art keywords
- counting circuit
- pulse input
- circuit
- input counting
- external contact
- 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
- Measuring Volume Flow (AREA)
- Manipulation Of Pulses (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は、従来形のパルス入力計数回路を示す回路図、
第2図は、本考案の一実施例としてのパルス入力計数回
路を示す回路図である。
(符号の説明)、11.21・・・外部接点、12゜2
2・・・入力フィルタ一部、13.23・・・入力バッ
ファ、14.24・・・計数カウンタ、15.25・・
・バッテリー、26・・・電流供給制御部、121゜1
22.221,222,223,262・・・抵抗、1
23.224.263・・・コンデンサ、261・・・
トランジスタ。FIG. 1 is a circuit diagram showing a conventional pulse input counting circuit;
FIG. 2 is a circuit diagram showing a pulse input counting circuit as an embodiment of the present invention. (Explanation of symbols), 11.21...External contact, 12゜2
2...Part of input filter, 13.23...Input buffer, 14.24...Counter, 15.25...
・Battery, 26...Current supply control unit, 121゜1
22.221,222,223,262...Resistance, 1
23.224.263... Capacitor, 261...
transistor.
Claims (1)
て、該回路は、該外部接点の俗人後の所定間のみ該外部
接点に完全導通状態を作るための電流を供給する手段を
有することを特徴とする、入力パルス計数回路。A circuit for counting pulse inputs due to opening and closing of an external contact, characterized in that the circuit has means for supplying a current to the external contact to make it fully conductive only for a predetermined period after the external contact is closed. Input pulse counting circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17999681U JPS5885834U (en) | 1981-12-04 | 1981-12-04 | Pulse input counting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17999681U JPS5885834U (en) | 1981-12-04 | 1981-12-04 | Pulse input counting circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5885834U true JPS5885834U (en) | 1983-06-10 |
Family
ID=29976194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17999681U Pending JPS5885834U (en) | 1981-12-04 | 1981-12-04 | Pulse input counting circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5885834U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6239776A (en) * | 1985-08-16 | 1987-02-20 | Nippon Denso Co Ltd | Apparatus for detecting disconnection of sensor |
-
1981
- 1981-12-04 JP JP17999681U patent/JPS5885834U/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6239776A (en) * | 1985-08-16 | 1987-02-20 | Nippon Denso Co Ltd | Apparatus for detecting disconnection of sensor |
JPH043832B2 (en) * | 1985-08-16 | 1992-01-24 |
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