JPS6434897U - - Google Patents
Info
- Publication number
- JPS6434897U JPS6434897U JP12645387U JP12645387U JPS6434897U JP S6434897 U JPS6434897 U JP S6434897U JP 12645387 U JP12645387 U JP 12645387U JP 12645387 U JP12645387 U JP 12645387U JP S6434897 U JPS6434897 U JP S6434897U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- rotation speed
- circuit
- drive circuit
- motor drive
- 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 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図は本考案の一実施例を示すモータの回転
数制御回路図である。
７……スイツチングレギユレータ、８……モー
タ、１０……マイコン、１１……ＣＭＯＳ出力ポ
ート群、１２……ラザー抵抗、１３……Ｄ／Ａ変
換器、Ｂ……モータドライブ回路。
FIG. 1 is a motor rotation speed control circuit diagram showing an embodiment of the present invention. 7...Switching regulator, 8...Motor, 10...Microcomputer, 11...CMOS output port group, 12...Lather resistor, 13...D/A converter, B...Motor drive circuit.
Claims (1)
圧を変化させてモータ８の回転数を変化させるモ
ータの回転数制御回路において、回転数の設定を
Ｄ／Ａ変換器１３を介して入力に接続されたスイ
ツチングレギユレータ７を設け、そのスイツチン
グレギユレータ７の出力をモータドライブ回路Ｂ
の入力に接続し、そのモータドライブ回路Ｂの出
力電圧を制御し、モータ８をドライブさせるもの
としたことを特徴とするモータの回転数制御回路
。 In the motor rotation speed control circuit that changes the rotation speed of the motor 8 by changing the voltage of the circuit that drives the DC brushless motor, the rotation speed is set by a switching device connected to the input via the D/A converter 13. A regulator 7 is provided, and the output of the switching regulator 7 is connected to the motor drive circuit B.
A rotation speed control circuit for a motor, characterized in that the circuit is connected to an input of a motor drive circuit B, controls the output voltage of the motor drive circuit B, and drives the motor 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12645387U JPS6434897U (en) | 1987-08-20 | 1987-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12645387U JPS6434897U (en) | 1987-08-20 | 1987-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6434897U true JPS6434897U (en) | 1989-03-03 |
Family
ID=31377992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12645387U Pending JPS6434897U (en) | 1987-08-20 | 1987-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6434897U (en) |
-
1987
- 1987-08-20 JP JP12645387U patent/JPS6434897U/ja active Pending