#include <Arduino.h>
#include "A4988.h"

#include <Bounce2.h> 
#define BTN1_PIN 17
#define BTN2_PIN 16
Bounce2::Button BTN1 = Bounce2::Button();
Bounce2::Button BTN2 = Bounce2::Button();


#define MOTOR_STEPS 400//0.9度步进电机 全步400
#define DIR_PIN 2
#define STEP_PIN 1
#define ENABLE_PIN 0 //LOW EN步进电机
A4988 stepper(MOTOR_STEPS, DIR_PIN, STEP_PIN);

void setup() {
  Serial.begin(9600);
  BTN1.attach(BTN1_PIN,INPUT_PULLUP );
  BTN2.attach(BTN2_PIN,INPUT_PULLUP );
  pinMode(ENABLE_PIN , OUTPUT);
  digitalWrite(ENABLE_PIN, LOW);
  stepper.begin(100, 16);//转速 和细分
}

bool OP=false;
void loop() {
  BTN1.update();
  BTN2.update();
  if (BTN1.rose()){
    Serial.println("BTN1");
    digitalWrite(ENABLE_PIN, LOW);
    if (OP==false){
      stepper.rotate(360*2);
    }
    else{
      stepper.rotate(-360*2);
    }
  }
  if(BTN2.rose()){
    Serial.println("BTN2");
    if(digitalRead(ENABLE_PIN)==LOW){
      digitalWrite(ENABLE_PIN, HIGH);
    }
    else{
      digitalWrite(ENABLE_PIN, LOW);
    }
  }
}