CN206432920U - A kind of a variety of motor drivers based on L298N - Google Patents
A kind of a variety of motor drivers based on L298N Download PDFInfo
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- CN206432920U CN206432920U CN201621396035.2U CN201621396035U CN206432920U CN 206432920 U CN206432920 U CN 206432920U CN 201621396035 U CN201621396035 U CN 201621396035U CN 206432920 U CN206432920 U CN 206432920U
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- chip microcomputer
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Abstract
The utility model discloses a kind of a variety of motor drivers based on L298N, including STC89C52RC single-chip microcomputers, single-chip microcomputer is connected with crystal oscillating circuit module, reset circuit module, key circuit module, motor drive ic L298N circuit modules, 1K exclusions RP and liquid crystal display, single-chip microcomputer connects microcontroller power supply interface P2, microcontroller power supply interface P2 connection single-chip microcomputer external power interfaces P1；Motor drive ic L298N circuit modules include four output interfaces, motor drive ic L298N circuit modules connect direct current generator, two-phase stepping motor or three line steering wheels by output interface, add signal power amplification special chip L298N, the motor of a variety of different capacities can be driven, add the crystal display among electronic measurement technique, it can be also easier to directly adjust motor running condition by external key circuit with more intuitive understanding motor real-time operating conditions.
Description
Technical field
The utility model belongs to motor-drive technique field, and in particular to a kind of a variety of motors driving dress based on L298N
Put.
Background technology
Motor drives field, particularly in direct current generator, stepper motor and steering wheel combination drive module circuit, not yet goes out
It is now a kind of directly to apply L298N a variety of motor driving integrated circuit modules, a variety of motors driving costs are added, it is also unfavorable
In the integrated development of motor-drive circuit.Further, since motor runs at high speed, it is difficult to intuitively learn its operation conditions, lack
A kind of energy directly applying electronic e measurement technology solves the Intelligent driving module for electric motor of the drawback.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency there is provided a kind of a variety of motor drivers based on L298N,
The apparatus structure is reasonable in design, and module integrated level is high, and solving a variety of motors can not be while the problem driven, and passes through electronic, horological
Amount technology can intuitively observe the operation conditions of motor so that whole device seems more intelligent.
In order to achieve the above object, the utility model includes STC89C52RC single-chip microcomputers, and single-chip microcomputer is connected with crystal oscillating circuit
Module, reset circuit module, key circuit module, motor drive ic L298N circuit modules, 1K exclusions RP and liquid crystal display, it is single
Piece machine connects microcontroller power supply interface P2, microcontroller power supply interface P2 connection single-chip microcomputer external power interfaces P1；
The motor drive ic L298N circuit modules include four output interfaces, motor drive ic L298N circuit moulds
Block connects direct current generator, two-phase stepping motor or three line steering wheels by output interface.
Single-chip microcomputer connects the SCLK pin of liquid crystal display by P1.0 pin, and the P1.1 pin of single-chip microcomputer connect the SID pin of liquid crystal display, liquid
Crystalline substance screen is also connected with VCC ends and GND ends.
The XTAL1 pin and XTAL2 pin of single-chip microcomputer connect the 12M crystal oscillators two ends in crystal oscillating circuit module respectively, 12M crystal oscillators
Two ends are connected to two 22pF ceramic condenser respectively, two 22pF ceramic condenser other end short circuit.
Single-chip microcomputer pin RST meets the one of 0.1uF ceramic condenser CRST one end, inching button ST one end and 10K resistance RST
End, 10K resistance RST other end microcontroller power supply interface GND, the 0.1uF ceramic condenser CRST other end connects microcontroller power supply
Interface VCC and inching button the ST other end.
Single-chip microcomputer pin P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6 and P0.7 connect drawing for 1K exclusions RP respectively
Pin P00, P01, P02, P03, P04, P05, P06 and P07,1K exclusion RP other end pin short circuit microcontroller power supply interfaces VCC；
1K exclusions RP pin P00, P01, P02 and P03 connects the pin of motor drive ic L298N circuit modules respectively
IN1, IN2, IN3 and IN4, pin EA and the EB short circuit of motor drive ic L298N circuit modules meet VCC, motor drive ic
Pin SEA and the SEB short circuit of L298N circuit modules meets GND, the pin VCC splicers of motor drive ic L298N circuit modules
Power interface VCC, the pin VS of motor drive ic L298N circuit modules connects external power source, GND pin ground connection.
Single-chip microcomputer pin P2.0, P2.1, P2.2, P2.3 and P2.4 connect respectively the first button S1, the second button S2, the 3rd by
Key S3, the 4th button S4 and the 5th button S5, single-chip microcomputer pin P20, P21, P22, P23 and P24, represent accelerator key/deceleration key/
Positive turn key/reverse key/stop key, the first button S1, the second button S2, the 3rd button S3, the 4th S4 and the 5th button S5 it is another
Shorted on one end is grounded.
Single-chip microcomputer pin VCC and GND meet power interface pin 5.0V and GND respectively.
Driving interface the pin VS and GND of direct current generator connect external electrical source and ground terminal respectively, pin OUT1, OUT2,
OUT3 and OUT4 meet first resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4 of 10K adjustable potentiometers respectively；
First resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4 of 10K adjustable potentiometers meet four PNP8550 respectively
The b poles of triode；First PNP8550 triodes Q1 and the 2nd PNP8550 triodes Q2 e poles connect power interface pin respectively
VS；3rd PNP8550 triodes Q3 and the 4th PNP8550 triodes Q4 c poles meet external power source pin GND, the first PNP8550
Triode Q1 and the 4th PNP8550 triodes Q4 c poles and e is extremely short connects, the 2nd PNP8550 triodes Q2 and the 3rd PNP8550
Triode Q3 c poles and e is extremely short connects, direct current generator one terminates the first PNP8550 triodes Q1 c poles, another termination second
PNP8550 triodes Q2 c poles.
Driving interface pin OUT1, OUT2, OUT3 and OUT4 of two-phase stepping motor connect two-phase stepping motor winding respectively
Pin A+, A- and B+, B-.
Driving interface pin OUT1, OUT2, OUT3 and OUT4 of four phase step motor connect four phase step motor winding respectively
Pin A, B and C, D, four phase step motor driving interface pin VS connect four phase step motor winding common port.
The driving interface pin OUT1 of three line steering wheels connects three line steering wheel signal wires, and three line servo driving interface pin VS connect three
Line steering wheel positive source pin, three line servo driving interface pin GND with connecing three line steering wheel power supplys pins.
Compared with prior art, added can be while drive the circuit mould of direct current generator, stepper motor, steering wheel for the utility model
Block, adds the control core by the use of single-chip microcomputer as drive signal, compared to directly using external clock circuit or using specially
With hardware circuit of the chip as motor control signal, software adaptation more facilitates, and drive signal is more diversified, adds letter
Number power amplification special chip L298N, can drive the motor of a variety of different capacities, add the liquid among electronic measurement technique
Brilliant display function, can be also easier to directly adjust by external key circuit with more intuitive understanding motor real-time operating conditions
Whole motor running condition.
Brief description of the drawings
Fig. 1 is circuit diagram of the present utility model；
Fig. 2 is the circuit diagram of direct current generator in the utility model；
Fig. 3 is the circuit diagram of DC motor Driver interface in the utility model；
Fig. 4 is the circuit diagram of two-phase stepping motor in the utility model；
Fig. 5 is the circuit diagram of four phase step motor in the utility model；
Fig. 6 is the circuit diagram of three line steering wheels in the utility model；
Wherein, 1, single-chip microcomputer, 2, crystal oscillating circuit module, 3, reset circuit module, 4, key circuit module, 5, motor driving
Chip L298N circuit modules, 6,1K exclusions RP, 7, LCDs, 8, microcontroller power supply interface P2,9, the external electricity of single-chip microcomputer
Source interface P1,10, direct current generator；12nd, two-phase stepping motor；14th, four phase step motor；16th, three line steering wheel.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Referring to Fig. 1 to Fig. 6, the utility model includes STC89C52RC single-chip microcomputers 1, and single-chip microcomputer 1 is connected with crystal oscillating circuit mould
Block 2, reset circuit module 3, key circuit module 4, motor drive ic L298N circuit modules 5,1K exclusions RP6 and liquid crystal display
7, the connection of single-chip microcomputer 1 microcontroller power supply interface P28, microcontroller power supply interface P28 connection single-chip microcomputer external power interfaces P19；Electricity
Machine driving chip L298N circuit modules 5 include four output interfaces, and motor drive ic L298N circuit modules 5 are connect by output
Mouth connection direct current generator 12, the line steering wheel 16 of two-phase stepping motor 14 or three.
Single-chip microcomputer 1 connects the SCLK pin of liquid crystal display 7 by P1.0 pin, and the P1.1 pin of single-chip microcomputer 1 connect the SID of liquid crystal display 7
Pin, liquid crystal display 7 is also connected with VCC ends and GND ends.
The XTAL1 pin and XTAL2 pin of single-chip microcomputer 1 connect the 12M crystal oscillators two ends in crystal oscillating circuit module 2,12M crystal oscillators respectively
Two ends be connected to two 22pF ceramic condenser respectively, two 22pF ceramic condenser other end short circuit.
The pin RST of single-chip microcomputer 1 connects 0.1uF ceramic condenser CRST one end, inching button ST one end and 10K resistance RST's
One end, 10K resistance RST other end microcontroller power supply interface GND, 0.1uF ceramic condenser CRST other end order piece is electromechanical
Source interface VCC and inching button the ST other end.
Single-chip microcomputer 1 pin P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6 and P0.7 connect 1K exclusions RP6's respectively
Pin P00, P01, P02, P03, P04, P05, P06 and P07,1K exclusion RP6 other end pin short circuit microcontroller power supply interfaces
VCC；
1K exclusions RP6 pin P00, P01, P02 and P03 connects the pin of motor drive ic L298N circuit modules 5 respectively
IN1, IN2, IN3 and IN4, pin EA and the EB short circuit of motor drive ic L298N circuit modules 5 meet VCC, motor drive ic
Pin SEA and the SEB short circuit of L298N circuit modules 5 meets GND, the pin VCC contact pin of motor drive ic L298N circuit modules 5
The pin VS of electromechanical source interface VCC, motor drive ic L298N circuit module 5 connects external power source, GND pin ground connection.
Single-chip microcomputer 1 pin P2.0, P2.1, P2.2, P2.3 and P2.4 meet the first button S1, the second button S2, the 3rd respectively
Button S3, the 4th button S4 and the 5th button S5, single-chip microcomputer pin P20, P21, P22, P23 and P24, represent accelerator key/deceleration
Key/positive turn key/reverse key/stop key, the first button S1, the second button S2, the 3rd button S3, the 4th S4 and the 5th button S5
Other end short circuit is grounded.
Single-chip microcomputer 1 pin VCC and GND meet power interface pin 5.0V and GND respectively.
Driving interface the pin VS and GND of direct current generator 10 connect external electrical source and ground terminal respectively, pin OUT1, OUT2,
OUT3 and OUT4 meet first resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4 of 10K adjustable potentiometers respectively；
First resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4 of 10K adjustable potentiometers meet four PNP8550 respectively
The b poles of triode；First PNP8550 triodes Q1 and the 2nd PNP8550 triodes Q2 e poles connect power interface pin respectively
VS；3rd PNP8550 triodes Q3 and the 4th PNP8550 triodes Q4 c poles meet external power source pin GND, the first PNP8550
Triode Q1 and the 4th PNP8550 triodes Q4 c poles and e is extremely short connects, the 2nd PNP8550 triodes Q2 and the 3rd PNP8550
Triode Q3 c poles and e is extremely short connects, direct current generator one terminates the first PNP8550 triodes Q1 c poles, another termination second
PNP8550 triodes Q2 c poles.
Driving interface pin OUT1, OUT2, OUT3 and OUT4 of two-phase stepping motor 12 connect two-phase stepping motor 12 respectively
Winding pin A+, A- and B+, B-.
Driving interface pin OUT1, OUT2, OUT3 and OUT4 of four phase step motor 14 connect respectively four phase step motor around
Group pin A, B and C, D, four phase step motor driving interface pin VS connect four phase step motor winding common port.
The driving interface pin OUT1 of three line steering wheels 16 connects three line steering wheel signal wires, and three line servo driving interface pin VS connect
Three line steering wheel positive source pins, three line servo driving interface pin GND with connecing three line steering wheel power supplys pins.
When in use：(by taking 12V/4 phase step motors as an example, but this example is not limited only to, direct current generator, 2 phases can also be used
Stepper motor, steering wheel etc.)
1st, a kind of 12V/4 phase step motors are selected, single-chip microcomputer are entered into 4 phase step motor driver programmings, as requested
Microcontroller power supply interface VCC/GND is connected into 5.0V power supplys；On request by 4 phase step motor driving interface pin VS/OUT1/
OUT2/OUT3/OUT4 accesses 4 phase step motor drive circuits；Motor drive ic L298N pins VCC/GND is accessed into monolithic
Electromechanical source；Motor drive ic L298N pins IN1/IN2/IN3/IN4 accesses 1K exclusion RP pin P00/P01/P02/P03, electricity
Machine driving chip L298N pins OUT1/OUT2/OUT3/OUT4 meets 4 phase step motor driving interface pin OUT1/OUT2/ respectively
OUT3/OUT4, external power source 12.0V connect with motor drive ic L298N pins VS, and external power source GND drives core with motor
Piece L298N pins GND connects；
2nd, rotating forward button is pressed, stepper motor is rotated forward, and liquid crystal display 12864 shows rotating forward state；
3rd, reverse button, stepper motor reversion, the reversal displaying state of liquid crystal display 12864 are pressed；
4th, turbo, stepper motor faster rotational speed are pressed；
5th, deceleration button, stepper motor spin down are pressed；
6th, press and stop key, step motor stop, liquid crystal display 12864 shows stop state；
7th, shut-off single-chip microcomputer and outside motor driving power supply, remove 4 phase step motor wiring.
Claims (10)
1. a kind of a variety of motor drivers based on L298N, it is characterised in that including STC89C52RC single-chip microcomputers (1), monolithic
Machine (1) is connected with crystal oscillating circuit module (2), reset circuit module (3), key circuit module (4), motor drive ic L298N
Circuit module (5), 1K exclusions RP (6) and liquid crystal display (7), single-chip microcomputer (1) connection microcontroller power supply interface P2 (8), monolithic are electromechanical
Source interface P2 (8) connection single-chip microcomputer external power interface P1 (9)；
The motor drive ic L298N circuit modules (5) include four output interfaces, motor drive ic L298N circuit moulds
Block (5) connects direct current generator (12), two-phase stepping motor (14) or three line steering wheels (16) by output interface.
2. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that single-chip microcomputer (1)
The SCLK pin of liquid crystal display (7), the SID pin of the P1.1 pin connection liquid crystal display (7) of single-chip microcomputer (1), liquid crystal display are connected by P1.0 pin
(7) VCC ends and GND ends are also connected with.
3. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that single-chip microcomputer (1)
XTAL1 pin and XTAL2 pin connect 12M crystal oscillators two ends in crystal oscillating circuit module (2) respectively, the two ends of 12M crystal oscillators connect respectively
There is a two 22pF ceramic condenser, two 22pF ceramic condenser other end short circuit；
Single-chip microcomputer (1) pin RST meets the one of 0.1uF ceramic condenser CRST one end, inching button ST one end and 10K resistance RST
End, 10K resistance RST other end microcontroller power supply interface GND, the 0.1uF ceramic condenser CRST other end connects microcontroller power supply
Interface VCC and inching button the ST other end.
4. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that single-chip microcomputer (1)
Pin P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6 and P0.7 connect respectively 1K exclusions RP (6) pin P00, P01,
P02, P03, P04, P05, P06 and P07,1K exclusions RP (6) other end pin short circuit microcontroller power supply interface VCC；
1K exclusions RP (6) pin P00, P01, P02 and P03 connects the pin of motor drive ic L298N circuit modules (5) respectively
IN1, IN2, IN3 and IN4, pin EA and the EB short circuit of motor drive ic L298N circuit modules (5) meet VCC, motor driving core
Pin SEA and the SEB short circuit of piece L298N circuit modules (5) meets GND, the pin of motor drive ic L298N circuit modules (5)
The pin VS of VCC splicers power interface VCC, motor drive ic L298N circuit module (5) connects external power source, and GND pin connects
Ground.
5. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that single-chip microcomputer (1)
Pin P2.0, P2.1, P2.2, P2.3 and P2.4 connect the first button S1, the second button S2, the 3rd button S3, the 4th button respectively
S4 and the 5th button S5, single-chip microcomputer pin P20, P21, P22, P23 and P24, represent accelerator key/deceleration key/positive turn key/reversion
Key/stop key, the first button S1, the second button S2, the 3rd button S3, the 4th S4 and the 5th button S5 other end short circuit connect
Ground.
6. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that single-chip microcomputer (1)
Pin VCC and GND meet power interface pin 5.0V and GND respectively.
7. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that direct current generator
(10) driving interface pin VS and GND connects external electrical source and ground terminal, pin OUT1, OUT2, OUT3 and OUT4 difference respectively
Meet first resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4 of 10K adjustable potentiometers；10K adjustable potentiometers
First resistor R1, second resistance R2,3rd resistor R3 and the 4th resistance R4 connect the b poles of four PNP8550 triodes respectively；First
PNP8550 triodes Q1 and the 2nd PNP8550 triodes Q2 e poles meet power interface pin VS respectively；The poles of 3rd PNP8550 tri-
Pipe Q3 and the 4th PNP8550 triodes Q4 c poles meet external power source pin GND, the first PNP8550 triodes Q1 and the 4th
PNP8550 triodes Q4 c poles and e is extremely short connects, the 2nd PNP8550 triodes Q2 and the 3rd PNP8550 triodes Q3 c poles and
E is extremely short to be connect, and direct current generator one terminates the first PNP8550 triodes Q1 c poles, another PNP8550 triodes Q2 of termination the 2nd c
Pole.
8. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that two-phase stepping
Driving interface pin OUT1, OUT2, OUT3 and OUT4 of motor (12) meet two-phase stepping motor (12) winding pin A+, A- respectively
With B+, B-.
9. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that four phase steppings
Driving interface pin OUT1, OUT2, OUT3 and OUT4 of motor (14) meet four phase step motor winding pin A, B and C, D respectively,
Four phase step motor driving interface pin VS connects four phase step motor winding common port.
10. a kind of a variety of motor drivers based on L298N according to claim 1, it is characterised in that three line steering wheels
(16) driving interface pin OUT1 connects three line steering wheel signal wires, and three line servo driving interface pin VS are connecing three line steering wheel power supplys just
Pole pin, three line servo driving interface pin GND with connecing three line steering wheel power supplys pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621396035.2U CN206432920U (en) | 2016-12-19 | 2016-12-19 | A kind of a variety of motor drivers based on L298N |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621396035.2U CN206432920U (en) | 2016-12-19 | 2016-12-19 | A kind of a variety of motor drivers based on L298N |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206432920U true CN206432920U (en) | 2017-08-22 |
Family
ID=59587601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621396035.2U Expired - Fee Related CN206432920U (en) | 2016-12-19 | 2016-12-19 | A kind of a variety of motor drivers based on L298N |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206432920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108638077A (en) * | 2018-06-27 | 2018-10-12 | 天津商业大学 | A kind of robot teaching handle |
| CN108964539A (en) * | 2018-07-24 | 2018-12-07 | 中国石油集团渤海钻探工程有限公司 | A kind of motor-drive circuit and method for bottom drill tool powered actuation mechanism |
-
2016
- 2016-12-19 CN CN201621396035.2U patent/CN206432920U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108638077A (en) * | 2018-06-27 | 2018-10-12 | 天津商业大学 | A kind of robot teaching handle |
| CN108964539A (en) * | 2018-07-24 | 2018-12-07 | 中国石油集团渤海钻探工程有限公司 | A kind of motor-drive circuit and method for bottom drill tool powered actuation mechanism |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20171219 |