com.diozero.devices.mcp23xxx.MCP23xxxDigitalInputDevice Maven / Gradle / Ivy
package com.diozero.devices.mcp23xxx;
/*-
* #%L
* Organisation: diozero
* Project: diozero - Core
* Filename: MCP23xxxDigitalInputDevice.java
*
* This file is part of the diozero project. More information about this project
* can be found at https://www.diozero.com/.
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* Copyright (C) 2016 - 2021 diozero
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* furnished to do so, subject to the following conditions:
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import org.tinylog.Logger;
import com.diozero.api.DigitalInputEvent;
import com.diozero.api.GpioEventTrigger;
import com.diozero.api.RuntimeIOException;
import com.diozero.internal.spi.AbstractInputDevice;
import com.diozero.internal.spi.GpioDigitalInputDeviceInterface;
public class MCP23xxxDigitalInputDevice extends AbstractInputDevice
implements GpioDigitalInputDeviceInterface {
private MCP23xxx mcp23xxx;
private int gpio;
public MCP23xxxDigitalInputDevice(MCP23xxx mcp23xxx, String key, int gpio, GpioEventTrigger trigger) {
super(key, mcp23xxx);
this.mcp23xxx = mcp23xxx;
this.gpio = gpio;
// Note trigger is currently ignored
}
@Override
protected void closeDevice() throws RuntimeIOException {
Logger.trace("closeDevice()");
super.closeDevice();
mcp23xxx.closeGpio(gpio);
}
@Override
public boolean getValue() throws RuntimeIOException {
return mcp23xxx.getValue(gpio);
}
@Override
public int getGpio() {
return gpio;
}
@Override
public void setDebounceTimeMillis(int debounceTime) {
Logger.warn("Debounce not implemented");
}
}