JPH0264236U - - Google Patents
Info
- Publication number
- JPH0264236U JPH0264236U JP14409788U JP14409788U JPH0264236U JP H0264236 U JPH0264236 U JP H0264236U JP 14409788 U JP14409788 U JP 14409788U JP 14409788 U JP14409788 U JP 14409788U JP H0264236 U JPH0264236 U JP H0264236U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- pulse input
- presettable
- microcomputer
- pulse
- 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 3
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Manipulation Of Pulses (AREA)
Description
第１図は本考案のパルスカウンタ回路の一実施
例を示す回路ブロツク図、第２図、第３図は第１
図におけるパルスカウンタ回路の入出力動作波形
の例を示す波形図、第４図は従来のパルスカウン
タ回路の一例を示す回路ブロツク図である。
１……プリセツタブルアツプダウンカウンタ、
２……マイクロコンピユータ、３……論理和回路
。
FIG. 1 is a circuit block diagram showing one embodiment of the pulse counter circuit of the present invention, and FIGS.
FIG. 4 is a waveform diagram showing an example of input/output operation waveforms of the pulse counter circuit in the figure, and FIG. 4 is a circuit block diagram showing an example of a conventional pulse counter circuit. 1...Presettable up-down counter,
2...Microcomputer, 3...OR circuit.
Claims (1)
マイクロコンピユータにより加減算を行なうパル
スカウンタ回路において、データのプリセツトが
可能なプリセツタブル回路を付加してヒステリシ
ス特性を持たせることを特徴とするパルスカウン
タ回路。 A pulse counter circuit which is equipped with an up pulse input and a down pulse input and which performs addition and subtraction by a microcomputer is characterized in that it has a hysteresis characteristic by adding a presettable circuit that can preset data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14409788U JPH0264236U (en) | 1988-11-02 | 1988-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14409788U JPH0264236U (en) | 1988-11-02 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0264236U true JPH0264236U (en) | 1990-05-15 |
Family
ID=31411500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14409788U Pending JPH0264236U (en) | 1988-11-02 | 1988-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0264236U (en) |
-
1988
- 1988-11-02 JP JP14409788U patent/JPH0264236U/ja active Pending
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