Using 2 L298N Modules to control 4 DC Motors with library
Control 4 DC Motors with 2 L298N Motor Driver modules
This this code shows how to use 2 L298N Modules to control 4 DC Motor fully with Robojax Library. Please watch video for instruction for 2 motors Here. Download library.
Resources for this sketch
- Robojax L298N DC Motor Library
- Datasheet for L298N H-Bridge Motor driver (pdf)
- Datasheet for 7805 Voltage regulator (pdf)
- Robojax Arduino Course on Udemy
- Get Early Access to my videos via Patreon
Code to control 2 DC motor using L298N Module
/*
* Library Example for L298N Module to control DC motors
*
* This code is to control 4 DC motors by using 2 L298N Modules
*
* Written by Ahmad Shamshiri on Jan 02, 2021 at 08:12
(Alex M. requested from YouTube)
* in Ajax, Ontario, Canada. www.robojax.com
*
Visit the main code to control 2 DC motors https://robojax.com/learn/arduino/?vid=robojax_L298N-DC-Motor
Need wiring diagram from this code: Purchase My course on Udemy.com http://robojax.com/L/?id=62
*
* Watch video instruction for this code: https://youtu.be/wn5D7j1ybxY
*
* Get this code and other Arduino codes from Robojax.com
Learn Arduino step by step in structured course with all material, wiring diagram and library
all in once place. Purchase My course on Udemy.com http://robojax.com/L/?id=62
If you found this tutorial helpful, please support me so I can continue creating
content like this. You can support me on Patreon http://robojax.com/L/?id=63
or make donation using PayPal http://robojax.com/L/?id=64
* * This code is "AS IS" without warranty or liability. Free to be used as long as you keep this note intact.*
* This code has been download from Robojax.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <Robojax_L298N_DC_module1.h>
// motor 1 settings
#define IN1a 2
#define IN2a 4
#define ENAa 3 // this pin must be PWM enabled pin
// motor 2 settings
#define IN3a 5
#define IN4a 7
#define ENBa 6 // this pin must be PWM enabled pin
// motor 3 settings
#define IN1b 8
#define IN2b 9
#define ENAb 10 // this pin must be PWM enabled pin
// motor 3 settings
#define IN3b 13
#define IN4b 12
#define ENBb 11 // this pin must be PWM enabled pin
const int CCW = 2; // do not change
const int CW = 1; // do not change
#define motor1 1 // do not change
#define motor2 2 // do not change
#define motor3 1 // do not change
#define motor4 2 // do not change
//define module one objecct
Robojax_L298N_DC_motor module1(IN1a, IN2a, ENAa, IN2a, IN3a, ENBa, true);
//define module 2 objects
Robojax_L298N_DC_motor module2(IN1b, IN2b, ENAb, IN2b, IN3b, ENBb, true);
void setup() {
Serial.begin(115200);
module1.begin();//module 1 starts
module1.begin(); //module 2 starts
//L298N DC Motor by Robojax.com
}
void loop() {
///////////////////////////// module 1 tests
module1.demo(1);
module1.demo(2);
module1.rotate(motor1, 60, CW);//run motor1 at 60% speed in CW direction
module1.rotate(motor2, 60, CCW);//run motor2 at 60% speed in CCW direction
delay(3000);
module1.brake(1);
module1.brake(2);
delay(2000);
///////////////////////////// module 2 tests
module2.demo(1);
module2.demo(2);
module2.rotate(motor3, 60, CW);//run motor3 at 60% speed in CW direction
module2.rotate(motor4, 60, CCW);//run motor4 at 60% speed in CCW direction
delay(3000);
module2.brake(1);
module2.brake(2);
delay(2000);
}