kachurovskiy

// Pin pinA - CLK pin,
// Pin pinB - DT pin
// rotate(int i) - callback receiving -1 or 1

inputA = gpio.provisionDigitalInputPin(pinA, "PinA", PinPullResistance.PULL_UP);
inputB = gpio.provisionDigitalInputPin(pinB, "PinB", PinPullResistance.PULL_UP);
inputA.addListener(new GpioPinListenerDigital() {
  int lastA;

  @Override

markadr

import com.pi4j.io.gpio.GpioController;
import com.pi4j.io.gpio.GpioFactory;
import com.pi4j.io.gpio.GpioPinDigitalInput;
import com.pi4j.io.gpio.Pin;
import com.pi4j.io.gpio.PinPullResistance;
import com.pi4j.io.gpio.event.GpioPinDigitalStateChangeEvent;
import com.pi4j.io.gpio.event.GpioPinListenerDigital;
import java.util.logging.Level;
import java.util.logging.Logger;