PifaceCommand.java

/**
 * Copyright (c) 2010-2016 by the respective copyright holders.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package org.openhab.binding.piface.internal;

/**
 * Enumeration for supported PiFace commands. These are copied from the Pfion python library
 * which we use to communicate with the PiFace extension board. Not all commands are used
 * by this binding.
 *
 * @author Ben Jones
 * @since 1.3.0
 */
public enum PifaceCommand {

    ERROR_ACK(0),

    // piface.pfion command constants
    WRITE_OUT_CMD(1),
    WRITE_OUT_ACK(2),
    READ_OUT_CMD(3),
    READ_OUT_ACK(4),
    READ_IN_CMD(5),
    READ_IN_ACK(6),
    DIGITAL_WRITE_CMD(7),
    DIGITAL_WRITE_ACK(8),
    DIGITAL_READ_CMD(9),
    DIGITAL_READ_ACK(10),

    // watchdog command constants
    WATCHDOG_CMD(14),
    WATCHDOG_ACK(15);

    private final int command;

    PifaceCommand(int command) {
        this.command = command;
    }

    public byte toByte() {
        return (byte) command;
    }
}