StepperULN2003.h File Reference

Control 28BYJ-48 stepper motor via ULN2003 driver. More...

Go to the source code of this file.

Classes
class	Stepper
	Controls a 28BYJ-48 stepper motor via ULN2003 driver IC. More...

Macros
#define	FULL   Stepper::FULL8
#define	HALF   Stepper::HALF4

Detailed Description

Control 28BYJ-48 stepper motor via ULN2003 driver.

Supports full-step (8) and half-step (4) modes. Default is half-step. Typical full rotation: 4096 steps (adjust for gear ratio).

/**
 * StepperMotorSimple
 *
 * A simple stepper motor example to show how to use this library.
 */
 
#include <StepperULN2003.h>
 
#define STEPPER_STEPS 4096
#define STEPPER_SPEED 10
 
#define DELAY_PERIOD 1000
 
// create an instance of the stepper class, specifying the number of steps of
// the motor and the pins it's attached to
Stepper stepper(STEPPER_STEPS, 2, 3, 4, 5);
 
void setup() {
    // Set the speed of the motor to 10 RPMs
    stepper.setSpeed(STEPPER_SPEED);
 
    // Set the step mode to use the 8-step mode
    stepper.setStepMode(FULL);
}
 
void loop() {
    // Perform a full revolution clockwise
    stepper.step(STEPPER_STEPS);
    delay(DELAY_PERIOD);
 
    // Perform a full revolution counter-clockwise
    stepper.step(-STEPPER_STEPS);
    delay(DELAY_PERIOD);
}

See README for wiring and step sequence details.

Author

Philippe Gabriel