This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . 1.Description QModMaster is a free Qt-based implementation of a ModBus master application. A graphical user interface allows easy communication with ModBus RTU and TCP slaves. QModMaster also includes a bus monitor for examining all traffic on the bus. 2.Software QModMaster is based on libmodbus 3.1.0-1 for modbus communication and on QsLog for logging. Supports both Windows and Linux. 3.Source code is availiable for Windows and Linux for compilation using Qt 5.2.1 . Install Qt on your system,open QModMaster project file (QModMaster.pro) and compile. 4.For Windows a pre-compiled binary is availiable. It does not require instalation, just unzip and run. 5.To configure the logging level set the 'LoggingLevel' in QModMaster.ini file - TraceLevel : 0 - DebugLevel : 1 - InfoLevel : 2 - WarnLevel : 3 [default] - ErrorLevel : 4 - FatalLevel : 5 - OffLevel : 6