JPS6245789U - - Google Patents
Info
- Publication number
- JPS6245789U JPS6245789U JP13716385U JP13716385U JPS6245789U JP S6245789 U JPS6245789 U JP S6245789U JP 13716385 U JP13716385 U JP 13716385U JP 13716385 U JP13716385 U JP 13716385U JP S6245789 U JPS6245789 U JP S6245789U
- Authority
- JP
- Japan
- Prior art keywords
- period
- counter
- control signal
- rotation detection
- predetermined value
- 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 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Description
第１図は実施例の回路ブロツク図、第２図は動
作説明のための図、第３図はマイクロコンピユー
タのブロツク図、第４図はフローチヤートである
。
５……リトリガラブルモノマルチ、７……ＡＮ
Ｄゲート、８……Ｄ型フリツプフロツプ、１１…
…アツプ／ダウンカウンタ。
FIG. 1 is a circuit block diagram of the embodiment, FIG. 2 is a diagram for explaining the operation, FIG. 3 is a block diagram of the microcomputer, and FIG. 4 is a flowchart. 5...Retrigable mono multi, 7...AN
D gate, 8...D type flip-flop, 11...
...up/down counter.
Claims (1)
ツプ／ダウンカウンタ手段で計数する電子カウン
タにおいて、前記回転検出パルスの周期が所定値
以上であることを判別する周期判別手段と、リー
ルモータの正逆回転制御信号と前記周期判別手段
出力に基づき、前記アツプ／ダウンカウンタ手段
のカウンタ制御信号を作成するカウンタ制御信号
作成手段とを備えることを特徴とする電子カウン
タ。 An electronic counter that counts rotation detection pulses related to the rotation of a reel stand by an up/down counter means, comprising a period determination means for determining whether the period of the rotation detection pulse is greater than or equal to a predetermined value, and a period determination means for determining whether the period of the rotation detection pulse is greater than or equal to a predetermined value; An electronic counter comprising counter control signal generating means for generating a counter control signal for the up/down counter means based on the control signal and the output of the period determining means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13716385U JPS6245789U (en) | 1985-09-06 | 1985-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13716385U JPS6245789U (en) | 1985-09-06 | 1985-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6245789U true JPS6245789U (en) | 1987-03-19 |
Family
ID=31040958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13716385U Pending JPS6245789U (en) | 1985-09-06 | 1985-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6245789U (en) |
-
1985
- 1985-09-06 JP JP13716385U patent/JPS6245789U/ja active Pending
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