// Exemplo de Motor de Passo com Driver A4988 e Franzininho DIY 

#define dp1  6
#define STEP_PIN 7
#define DELAY_US 2000
#define BTN_PIN_C 1
#define BTN_PIN_AC 2
float i;

void stepperrun_colock() {
  digitalWrite(dp1, HIGH);
  digitalWrite(STEP_PIN, HIGH);
  digitalWrite(STEP_PIN, LOW);
}

void stepperrun_anticolock() {
  digitalWrite(dp1, LOW);
  digitalWrite(STEP_PIN, HIGH);
  digitalWrite(STEP_PIN, LOW);
}

void setup() {
  i = true;
  pinMode(BTN_PIN_C, INPUT_PULLUP);
  pinMode(BTN_PIN_AC, INPUT_PULLUP);
  pinMode(dp1, OUTPUT);
  pinMode(STEP_PIN, OUTPUT);
  delay(1000);
}

void loop() {
  if (digitalRead(BTN_PIN_C) == LOW) {
    stepperrun_colock();
    delayMicroseconds(DELAY_US);
    }

    if (digitalRead(BTN_PIN_AC) == LOW) {
    stepperrun_anticolock();
    delayMicroseconds(DELAY_US);
    }
  
}