JPS61169497U - - Google Patents
Info
- Publication number
- JPS61169497U JPS61169497U JP5229185U JP5229185U JPS61169497U JP S61169497 U JPS61169497 U JP S61169497U JP 5229185 U JP5229185 U JP 5229185U JP 5229185 U JP5229185 U JP 5229185U JP S61169497 U JPS61169497 U JP S61169497U
- Authority
- JP
- Japan
- Prior art keywords
- rotation
- selection switch
- circuit section
- motor
- pulse width
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は本実施例の詳細な回路図、第３図は本実
施例のパルス幅変調信号の波形図である。
１ａ，１ｂ……回転方向選択スイツチ、２……
回転・停止選択スイツチ、３……回転方向選択ス
イツチ状態保持回路部、４……回転・停止選択ス
イツチ状態保持回路部、５……パルス幅変調信号
発生回路部、６……信号変換回路部、７……パル
ス幅変調信号、８……回転速度可変ボリユーム、
９……最高回転速度規定抵抗、１０……プルアツ
プ抵抗、１１……スイツチ状態検出用抵抗、１２
……スイツチ状態検出用コンデンサ、１３……Ｎ
ＡＮＤゲート、１４……フリツプフロツプ、１５
……パワーオンリセツト回路部、１６……外付け
コンデンサ、１７……外付け抵抗、１８……マル
チバイブレーター、１９……ＥＯＲゲート、２０
……ＡＮＤゲート。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a detailed circuit diagram of this embodiment, and FIG. 3 is a waveform diagram of a pulse width modulation signal of this embodiment. 1a, 1b...Rotation direction selection switch, 2...
Rotation/stop selection switch, 3... Rotation direction selection switch state holding circuit section, 4... Rotation/stop selection switch state holding circuit section, 5... Pulse width modulation signal generation circuit section, 6... Signal conversion circuit section, 7... Pulse width modulation signal, 8... Rotation speed variable volume,
9...Maximum rotational speed regulation resistance, 10...Pull-up resistance, 11...Switch state detection resistance, 12
...Switch state detection capacitor, 13...N
AND gate, 14...Flip-flop, 15
... Power-on reset circuit section, 16 ... External capacitor, 17 ... External resistor, 18 ... Multivibrator, 19 ... EOR gate, 20
...AND gate.
Claims (1)
択スイツチと、前記直流モーターの回転・停止を
選択する回転・停止選択スイツチと、前記各スイ
ツチの状態を保持する回転方向選択スイツチ状態
保持回路部および回転・停止選択スイツチ状態保
持回路部と、パルス幅変調信号を発生するパルス
幅変調信号発生回路部と、前記パルス幅変調信号
発生回路部からの信号を前記各スイツチにより選
択された駆動状態になるように変換する信号変換
回路部と、回転速度を可変する回転速度可変ボリ
ユームと、最高回転速度を規定する最高回転速度
規定抵抗とを備えることを特徴とする直流モータ
ーの駆動信号発生回路。 A rotation direction selection switch that selects the rotation direction of the DC motor, a rotation/stop selection switch that selects rotation/stop of the DC motor, a rotation direction selection switch state holding circuit section that maintains the states of each of the switches, and a rotation/stop selection switch that selects the rotation direction of the DC motor. a stop selection switch state holding circuit section, a pulse width modulation signal generation circuit section for generating a pulse width modulation signal, and a signal from the pulse width modulation signal generation circuit section so that the signals are in the drive state selected by each of the switches. 1. A drive signal generation circuit for a DC motor, comprising: a signal conversion circuit section for converting a signal; a variable rotation speed volume for varying a rotation speed; and a maximum rotation speed regulation resistor for specifying a maximum rotation speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5229185U JPS61169497U (en) | 1985-04-09 | 1985-04-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5229185U JPS61169497U (en) | 1985-04-09 | 1985-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61169497U true JPS61169497U (en) | 1986-10-21 |
Family
ID=30572109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5229185U Pending JPS61169497U (en) | 1985-04-09 | 1985-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61169497U (en) |
-
1985
- 1985-04-09 JP JP5229185U patent/JPS61169497U/ja active Pending
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