A Step-Up from Servo to Stepper Motors
Hi guys, Jagerynn here. Today I will be attempting to set up a stepper motor.
This is the code that I got from the example itself. I will be modifying it and also explaining what some parts mean. My own comments will be written in Italics to differentiate them from the original comments.
[code]
/*
Stepper Motor Control - one revolution
This program drives a unipolar or bipolar stepper motor.
The motor is attached to digital pins 8 - 11 of the Arduino.
The motor should revolve one revolution in one direction, then
one revolution in the other direction.
Created 11 Mar. 2007
Modified 30 Nov. 2009
by Tom Igoe
*/
#include <Stepper.h> //this is the library we are retrieving from
const int stepsPerRevolution = 200; // const int means constant integer. A good explanation can be found on http://duramecho.com/ComputerInformation/WhyHowCppConst.html but basically it is a variable (constant) that cannot be altered by the program. change this to fit the number of steps per revolution
// for your motor. each revolution is divided into a number of steps. Check the number of steps in your servomotor.
// initialize the stepper library on pins 8 through 11:
Stepper myStepper(stepsPerRevolution, 8, 9, 10, 11);
void setup() {
// set the speed at 60 rpm:
myStepper.setSpeed(60);
// initialize the serial port:
Serial.begin(9600);
}0
void loop() {
// step one revolution in one direction:
Serial.println("clockwise");
myStepper.step(stepsPerRevolution);
delay(500);
// step one revolution in the other direction:
Serial.println("counterclockwise");
myStepper.step(-stepsPerRevolution);
delay(500);
}
[/code]
As for the wiring, I used this: https://www.youtube.com/watch?v=hZNF7tAJmfk
Initial set-up on the bread board:
--TBC--
This is the code that I got from the example itself. I will be modifying it and also explaining what some parts mean. My own comments will be written in Italics to differentiate them from the original comments.
[code]
/*
Stepper Motor Control - one revolution
This program drives a unipolar or bipolar stepper motor.
The motor is attached to digital pins 8 - 11 of the Arduino.
The motor should revolve one revolution in one direction, then
one revolution in the other direction.
Created 11 Mar. 2007
Modified 30 Nov. 2009
by Tom Igoe
*/
#include <Stepper.h> //this is the library we are retrieving from
const int stepsPerRevolution = 200; // const int means constant integer. A good explanation can be found on http://duramecho.com/ComputerInformation/WhyHowCppConst.html but basically it is a variable (constant) that cannot be altered by the program. change this to fit the number of steps per revolution
// for your motor. each revolution is divided into a number of steps. Check the number of steps in your servomotor.
// initialize the stepper library on pins 8 through 11:
Stepper myStepper(stepsPerRevolution, 8, 9, 10, 11);
void setup() {
// set the speed at 60 rpm:
myStepper.setSpeed(60);
// initialize the serial port:
Serial.begin(9600);
}0
void loop() {
// step one revolution in one direction:
Serial.println("clockwise");
myStepper.step(stepsPerRevolution);
delay(500);
// step one revolution in the other direction:
Serial.println("counterclockwise");
myStepper.step(-stepsPerRevolution);
delay(500);
}
[/code]
As for the wiring, I used this: https://www.youtube.com/watch?v=hZNF7tAJmfk
Initial set-up on the bread board:
--TBC--
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