M5Stack Challenge Wiper

//WiperFinalM5STACK

//by Kim Grossa

//How to use

//ButtonA wiper low

//ButtonB wiper stop

//ButtonC wiper high

//Thanks to 日記とか、工作記録とか

//Thanks to Pic World

//Thanks to VScodeでM5stackを遊ぶ

#include <M5Stack.h>

const int btnApin=39;

const int btnBpin=38;

const int btnCpin=37;

bool flagA=false;

bool flagB=false;

bool flagC=false;

int led1=16;

int t1=50;  //Low

int t2=10; //High

int t3=5000; //Stop

const double myHz =50;

const int mylevel=16;

String str11="Wiper";

String str12="by Kim Grossa";

String str13="BtnA Low";

String str14="BtnB Stop";

String str15="BtnC High";

String str16="Enjoy!";

static const int servoPin = 16;

static void buttonA_isr()

{

  flagA=true;

}

static void buttonB_isr()

{

  flagB=true;

}

static void buttonC_isr()

{

  flagC=true;

}

void setup() 

{

  M5.begin();

  M5.Power.begin();

  Serial.begin(115200);

  pinMode(led1,OUTPUT);

  ledcSetup(1,myHz,mylevel);

  ledcAttachPin(led1,1);

  M5.Lcd.setTextSize(3);

  M5.Lcd.setCursor(0,0);

  M5.Lcd.fillScreen(BLACK);

  M5.Lcd.println(str11);

  M5.Lcd.println(str12);

  M5.Lcd.println("");

  M5.Lcd.println(str13);

  M5.Lcd.println(str14);

  M5.Lcd.println(str15);

  M5.Lcd.println("");

  M5.Lcd.println(str16); 

  pinMode(btnApin,INPUT);

  pinMode(btnBpin,INPUT);

  pinMode(btnCpin,INPUT);

  attachInterrupt(digitalPinToInterrupt(btnApin),buttonA_isr,FALLING);

  attachInterrupt(digitalPinToInterrupt(btnBpin),buttonB_isr,FALLING);

  attachInterrupt(digitalPinToInterrupt(btnCpin),buttonC_isr,FALLING);

  delay(500);

}

void loop() 

{

  M5.update();

  if(flagA)

  {

    flagC=false;

    wipermove(t1); 

  }

  if(flagB)

  {

    flagA=false;

    flagC=false;

    flagB=false;

  }

  if(flagC) 

  { 

    flagA=false;  

    wipermove(t2);

  }

  delay(50);

}

int wipermove(int wtime)

  {

    for (int i=2300;i<=9000;i=i+100)

    {

      ledcWrite(1,i);

      delay(wtime);

    }

   

   for (int i=9000;i>2300;i=i-100)

   {

      ledcWrite(1,i);

      delay(wtime);

   }  

  }