Getting Started With Stepper Motor 28BYJ-48

The basics of how to control a stepper motor

May 31, 2020

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cars

robots

Devices & Components

Arduino Uno Rev3

ULN2003

28BYJ-48 stepper motor

Solderless Breadboard Full Size

Jumper wires (generic)

Software & Tools

Arduino IDE

Project description

Code

arduino

1#define A 2
2#define B 3
3#define C 4
4#define D 5
5 
6#define  NUMBER_OF_STEPS_PER_REV 512
7
8void setup(){
9pinMode(A,OUTPUT);
10pinMode(B,OUTPUT);
11pinMode(C,OUTPUT);
12pinMode(D,OUTPUT);
13}
14
15void  write(int a,int b,int c,int d){
16digitalWrite(A,a);
17digitalWrite(B,b);
18digitalWrite(C,c);
19digitalWrite(D,d);
20}
21
22void  onestep(){
23write(1,0,0,0);
24delay(5);
25write(1,1,0,0);
26delay(5);
27write(0,1,0,0);
28delay(5);
29write(0,1,1,0);
30delay(5);
31write(0,0,1,0);
32delay(5);
33write(0,0,1,1);
34delay(5);
35write(0,0,0,1);
36delay(5);
37write(1,0,0,1);
38delay(5);
39}
40
41void  loop(){
42int i;
43i=0;
44while(i<NUMBER_OF_STEPS_PER_REV){
45onestep();
46i++;
47}

#define A 2
#define B 3
#define C 4
#define D 5
 
#define  NUMBER_OF_STEPS_PER_REV 512

void setup(){
pinMode(A,OUTPUT);
pinMode(B,OUTPUT);
pinMode(C,OUTPUT);
pinMode(D,OUTPUT);
}

void  write(int a,int b,int c,int d){
digitalWrite(A,a);
digitalWrite(B,b);
digitalWrite(C,c);
digitalWrite(D,d);
}

void  onestep(){
write(1,0,0,0);
delay(5);
write(1,1,0,0);
delay(5);
write(0,1,0,0);
delay(5);
write(0,1,1,0);
delay(5);
write(0,0,1,0);
delay(5);
write(0,0,1,1);
delay(5);
write(0,0,0,1);
delay(5);
write(1,0,0,1);
delay(5);
}

void  loop(){
int i;
i=0;
while(i<NUMBER_OF_STEPS_PER_REV){
onestep();
i++;
}

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