Stepper Class Reference

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

#include <StepperULN2003.h>

Public Types
enum	StepMode { HALF4 = 4 , FULL8 = 8 }
	Step resolution modes supported by the driver. More...

Public Member Functions
	Stepper (int steps, int in1, int in2, int in3, int in4)
	Constructor for the Stepper class.
void	setSpeed (unsigned long speed)
	Set the motor speed in revolutions per minute (RPM).
void	setStepMode (StepMode mode)
	Set the stepping mode (half-step or full-step).
void	step (int steps)
	Move the motor a specified number of steps.

Detailed Description

Controls a 28BYJ-48 stepper motor via ULN2003 driver IC.

This class provides an interface to control a unipolar stepper motor using the ULN2003 driver in either half-step (4) or full-step (8) mode. Step timing is managed internally based on the set speed.

Member Enumeration Documentation

StepMode

enum Stepper::StepMode

Step resolution modes supported by the driver.

Enumerator
HALF4	Half-step mode (4 steps per cycle)
FULL8	Full-step mode (8 steps per cycle)

Constructor & Destructor Documentation

Stepper()

Stepper::Stepper	(	int	steps,
		int	in1,
		int	in2,
		int	in3,
		int	in4 )

Constructor for the Stepper class.

Parameters

steps	Number of steps required for a full rotation (e.g., 4096).
in1	Pin connected to IN1 of ULN2003.
in2	Pin connected to IN2 of ULN2003.
in3	Pin connected to IN3 of ULN2003.
in4	Pin connected to IN4 of ULN2003.

Member Function Documentation

setSpeed()

void Stepper::setSpeed

(

unsigned long

speed

)

Set the motor speed in revolutions per minute (RPM).

Parameters

speed

Desired speed in RPM (positive values only).

setStepMode()

void Stepper::setStepMode

(

StepMode

mode

)

Set the stepping mode (half-step or full-step).

Parameters

mode	StepMode::HALF4 or StepMode::FULL8.

step()

void Stepper::step

(

int

steps

)

Move the motor a specified number of steps.

Parameters

steps

Number of steps to move. Positive = clockwise, negative = counterclockwise.

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The documentation for this class was generated from the following files:

• src/StepperULN2003.h
• src/StepperULN2003.cpp