// CODE TO repeatedly check the switch halt
#include "oled.h"  //load the oled with Adafruit_SSD1306.h library
//vars

int LED2 = 2;  // LED 2 on PIN 2
int LED3 = 3;  //
int LED4 = 24; //
int SWt = A2; //button on A0

void setup() {
  setup_oled();  // Start the OLED Display
}

void loop() {
  display_counter(HIGH);  //NEEDED FOR DISPLAY TO WORK ## ALL LOOP CODE UNDER THIS
  zerocounter(20); //restart counter after 20

  MY_HALT();  //check halt

  if (digitalRead(A0) == LOW) setcounter(-1);  //set counter to -1 if button pressed

  if (counter() == 0) step1();

  if (counter() == 2) step2();

  if (counter() == 4) step3();

  if (counter() > 6) END();

}


void MY_HALT() {  //subroutine to check switches
  while (digitalRead(SWt) == LOW) { //pause
    OLED_TXT("PAUSED");
    //##### code
  }
}

void step1() {  //subroutine to check switches
  OLED_TXT("step1");
  //#
}

void step2() {  //subroutine to check switches
  OLED_TXT("step2");
  //##
}

void step3() {  //subroutine to check switches
  OLED_TXT("step3");
  //###
}

void END() {  //subroutine to check switches
  OLED_TXT("END");
  //###
}