/***
* Copyright 2002-2010 jamod development team
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
***/
package net.wimpi.modbus.procimg;
/**
* Interface defining an input register.
* <p>
* This register is read only from the slave side.
*
* @author Dieter Wimberger
* @version @version@ (@date@)
*/
public interface InputRegister {
/**
* Returns the value of this <tt>InputRegister</tt>.
* The value is stored as <tt>int</tt> but should be
* treated like a 16-bit word.
*
* @return the value as <tt>int</tt>.
*/
public int getValue();
/**
* Returns the content of this <tt>Register</tt> as
* unsigned 16-bit value (unsigned short).
*
* @return the content as unsigned short (<tt>int</tt>).
*/
public int toUnsignedShort();
/**
* Returns the content of this <tt>Register</tt> as
* signed 16-bit value (short).
*
* @return the content as <tt>short</tt>.
*/
public short toShort();
/**
* Returns the content of this <tt>Register</tt>
* as bytes.
*
* @return a <tt>byte[]</tt> with length 2.
*/
public byte[] toBytes();
}// interface InputRegister