JPS63113494U - - Google Patents
Info
- Publication number
- JPS63113494U JPS63113494U JP1987002368U JP236887U JPS63113494U JP S63113494 U JPS63113494 U JP S63113494U JP 1987002368 U JP1987002368 U JP 1987002368U JP 236887 U JP236887 U JP 236887U JP S63113494 U JPS63113494 U JP S63113494U
- Authority
- JP
- Japan
- Prior art keywords
- motor control
- terminal
- comparator
- integrated circuit
- time constant
- 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
- Control Of Direct Current Motors (AREA)
Description
第１図は本考案の一実施例によるモータ制御装
置を示す回路図、第２図は第１図に示した各部の
波形を示す波形図、第３図は従来装置を示す回路
図である。
Ｍ……モータ、５……タイマ時定数端子、９…
…出力端子、１１……モータ制御用集積回路、１
２……コンパレータ。
FIG. 1 is a circuit diagram showing a motor control device according to an embodiment of the present invention, FIG. 2 is a waveform diagram showing waveforms of various parts shown in FIG. 1, and FIG. 3 is a circuit diagram showing a conventional device. M...Motor, 5...Timer time constant terminal, 9...
...Output terminal, 11...Motor control integrated circuit, 1
2...Comparator.
Claims (1)
のに使用しかつタイマ時定数端子および出力端子
を有するモータ制御用集積回路を備えたモータ制
御装置において、前記モータ制御用集積回路の前
記タイマ時定数決定端子をコンパレータの反転入
力端子と接続し、かつ前記出力端子を前記コンパ
レータの非反転入力端子に接続してパルス幅変調
信号を得ることを特徴とするモータ制御装置。 In a motor control device that is used to control a paper transport motor of an automatic document feeder and includes a motor control integrated circuit that has a timer time constant terminal and an output terminal, the timer time constant of the motor control integrated circuit is A motor control device characterized in that a decision terminal is connected to an inverting input terminal of a comparator, and the output terminal is connected to a non-inverting input terminal of the comparator to obtain a pulse width modulation signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987002368U JPS63113494U (en) | 1987-01-13 | 1987-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987002368U JPS63113494U (en) | 1987-01-13 | 1987-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63113494U true JPS63113494U (en) | 1988-07-21 |
Family
ID=30781144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987002368U Pending JPS63113494U (en) | 1987-01-13 | 1987-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63113494U (en) |
-
1987
- 1987-01-13 JP JP1987002368U patent/JPS63113494U/ja active Pending
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