/***
* 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 a digital input.
* <p>
* In Modbus terms this represents an
* input discrete, it is read only from
* the slave side.
*
* @author Dieter Wimberger
* @version @version@ (@date@)
*/
public interface DigitalIn {
/**
* Tests if this <tt>DigitalIn</tt> is set.
* <p>
*
* @return true if set, false otherwise.
*/
public boolean isSet();
}// DigitalIn