[Arduino source code for KC868-A8M]-07 Control 28BYJ-48 step motor

[KinCony Support]

Code:

#include <RCSwitch.h>
#include "PCF8574.h"

#define motor_pin_1 0   
#define motor_pin_2 1
#define motor_pin_3 2
#define motor_pin_4 3

RCSwitch mySwitch = RCSwitch();
PCF8574 pcf8574(0x24,5,4);
int Step_Dealy_Time=10;
int Turn_Step=2048;

int KEY1_BUTTON = 0;
int KEY2_BUTTON = 0;
int KEY3_BUTTON = 0;
int KEY4_BUTTON = 0;
int KEY5_BUTTON = 0;

void Read_buttonState ()
{
  /*The following data is the remote control of five key values，You can replace them with your own remote key values*/
  if(mySwitch.available()){
    Serial.printf("mySwitch.getReceivedValue = %d\n",mySwitch.getReceivedValue());
    if(mySwitch.getReceivedValue()==5756163)  { KEY1_BUTTON=1;KEY2_BUTTON=0;KEY3_BUTTON=0;KEY4_BUTTON=0;KEY5_BUTTON=0;}//Clockwise_Turn
    if(mySwitch.getReceivedValue()==5756172)  { KEY1_BUTTON=0;KEY2_BUTTON=1;KEY3_BUTTON=0;KEY4_BUTTON=0;KEY5_BUTTON=0;}//Anti_Clockwise_Turn
    if(mySwitch.getReceivedValue()==5756208)  { KEY1_BUTTON=0;KEY2_BUTTON=0;KEY3_BUTTON=1;KEY4_BUTTON=0;KEY5_BUTTON=0;}//Stop_Turn
    if(mySwitch.getReceivedValue()==5756364)  { KEY4_BUTTON=1;KEY5_BUTTON=0;}//Speed up
    if(mySwitch.getReceivedValue()==5756367)  { KEY4_BUTTON=0;KEY5_BUTTON=1;}//Speed down
}
  mySwitch.resetAvailable();
}
/************Clockwise************/
void Clockwise_Turn (int Step)
{
 
  while (Step>0)
  {
    int which_one=Step % 4;
        switch (which_one) {
         case 0:  // AB
          pcf8574.digitalWrite(motor_pin_1, HIGH);
          pcf8574.digitalWrite(motor_pin_2, HIGH);
          pcf8574.digitalWrite(motor_pin_3, LOW);
          pcf8574.digitalWrite(motor_pin_4, LOW);
        break;
        case 1:  // BC
          pcf8574.digitalWrite(motor_pin_1, LOW);
          pcf8574.digitalWrite(motor_pin_2, HIGH);
          pcf8574.digitalWrite(motor_pin_3, HIGH);
          pcf8574.digitalWrite(motor_pin_4, LOW);
        break;
        case 2:  //CD
          pcf8574.digitalWrite(motor_pin_1, LOW);
          pcf8574.digitalWrite(motor_pin_2, LOW);
          pcf8574.digitalWrite(motor_pin_3, HIGH);
          pcf8574.digitalWrite(motor_pin_4, HIGH);
        break;
        case 3:  //DA
          pcf8574.digitalWrite(motor_pin_1, HIGH);
          pcf8574.digitalWrite(motor_pin_2, LOW);
          pcf8574.digitalWrite(motor_pin_3, LOW);
          pcf8574.digitalWrite(motor_pin_4, HIGH);
        break;
    }
 
    Read_buttonState();
    Button_speed_up_down();
    if (KEY2_BUTTON == 1)
    {     
      Anti_Clockwise_Turn(Turn_Step);       
    }
    if (KEY3_BUTTON == 1)
    {
      Stop_Turn(Turn_Step);
    }
    Step--;
    delay(Step_Dealy_Time);
  }

 
}
/*******************Anti_Clockwise**********************/
void Anti_Clockwise_Turn (int Step)
{
 
  while (Step>0)
  {
    int which_one=Step % 4;
        switch (which_one) {
        case 0:  // AD
          pcf8574.digitalWrite(motor_pin_1, HIGH);
          pcf8574.digitalWrite(motor_pin_2, LOW);
          pcf8574.digitalWrite(motor_pin_3, LOW);
          pcf8574.digitalWrite(motor_pin_4, HIGH);
        break;
        case 1:  //CD
          pcf8574.digitalWrite(motor_pin_1, LOW);
          pcf8574.digitalWrite(motor_pin_2, LOW);
          pcf8574.digitalWrite(motor_pin_3, HIGH);
          pcf8574.digitalWrite(motor_pin_4, HIGH);
        break;
        case 2:  //BC
          pcf8574.digitalWrite(motor_pin_1, LOW);
          pcf8574.digitalWrite(motor_pin_2, HIGH);
          pcf8574.digitalWrite(motor_pin_3, HIGH);
          pcf8574.digitalWrite(motor_pin_4, LOW);
        break;
        case 3:  //AB
          pcf8574.digitalWrite(motor_pin_1, HIGH);
          pcf8574.digitalWrite(motor_pin_2, HIGH);
          pcf8574.digitalWrite(motor_pin_3, LOW);
          pcf8574.digitalWrite(motor_pin_4, LOW);
        break;
        }
    Read_buttonState();
    Button_speed_up_down();
    if (KEY1_BUTTON == 1)
    {
         Clockwise_Turn(Turn_Step);
    }
    if (KEY3_BUTTON == 1)
    {
      Stop_Turn(Turn_Step);
    }
    Step--; 
    delay(Step_Dealy_Time); 
  }

}
/*************Stop_Turn**********************/
void Stop_Turn (int Step)
{

    pcf8574.digitalWrite(motor_pin_1, HIGH);
    pcf8574.digitalWrite(motor_pin_2, HIGH);
    pcf8574.digitalWrite(motor_pin_3, HIGH);
    pcf8574.digitalWrite(motor_pin_4, HIGH);
       
    Read_buttonState();
    if (KEY1_BUTTON == 1)
    {       
      Clockwise_Turn(Turn_Step);
    }
    if (KEY2_BUTTON == 1)
    {
      Anti_Clockwise_Turn(Turn_Step);
    }
    delay(Step_Dealy_Time);
     
  }
/**************Speed up and down**********************/
void Button_speed_up_down()
{
  if (KEY4_BUTTON == 1)
  {
    delay(50);
    KEY4_BUTTON =0;
    Step_Dealy_Time=Step_Dealy_Time-1;

    if (Step_Dealy_Time<2)
      {
        Step_Dealy_Time=2;
      }

  }
  if (KEY5_BUTTON == 1)
  {   
    delay(50);
    KEY5_BUTTON =0;     
    Step_Dealy_Time=Step_Dealy_Time+1;
    if (Step_Dealy_Time>10)
      {
        Step_Dealy_Time=10;
      }                             
  }
}

void Button_Clockwise_or_Anti_Clockwise_Turn()
{
  if (KEY1_BUTTON == 1&KEY2_BUTTON == 0&KEY3_BUTTON == 0)
  {
      Clockwise_Turn(Turn_Step);
  }
  if (KEY1_BUTTON == 0&KEY2_BUTTON == 1&KEY3_BUTTON == 0)
  {
      Anti_Clockwise_Turn(Turn_Step);
  }
  if (KEY1_BUTTON == 0&KEY2_BUTTON == 0&KEY3_BUTTON == 1)
  {
    Stop_Turn(Turn_Step);
  }
}

void setup()
{
   Serial.begin(115200);
   mySwitch.enableReceive(digitalPinToInterrupt(16));
    pcf8574.pinMode(motor_pin_1, OUTPUT);
    pcf8574.pinMode(motor_pin_2, OUTPUT);
    pcf8574.pinMode(motor_pin_3, OUTPUT);
    pcf8574.pinMode(motor_pin_4, OUTPUT);
    pcf8574.begin();
}

void loop()
{
   Read_buttonState();
   Button_speed_up_down();
   Button_Clockwise_or_Anti_Clockwise_Turn();
   delay(30);
}

  KC868-A8M_28BYJ_48.zip (Size: 1.34 KB / Downloads: 108)