diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..60c7d78
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,138 @@
+.gradle
+**/build/
+!src/**/build/
+
+# Ignore Gradle GUI config
+gradle-app.setting
+
+# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
+!gradle-wrapper.jar
+
+# Avoid ignore Gradle wrappper properties
+!gradle-wrapper.properties
+
+# Cache of project
+.gradletasknamecache
+
+# Eclipse Gradle plugin generated files
+# Eclipse Core
+.project
+# JDT-specific (Eclipse Java Development Tools)
+.classpath
+# Created by https://www.toptal.com/developers/gitignore/api/intellij
+# Edit at https://www.toptal.com/developers/gitignore?templates=intellij
+
+### Intellij ###
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# AWS User-specific
+.idea/**/aws.xml
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# SonarLint plugin
+.idea/sonarlint/
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+### Intellij Patch ###
+# Comment Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-215987721
+
+# *.iml
+# modules.xml
+# .idea/misc.xml
+# *.ipr
+
+# Sonarlint plugin
+# https://plugins.jetbrains.com/plugin/7973-sonarlint
+.idea/**/sonarlint/
+
+# SonarQube Plugin
+# https://plugins.jetbrains.com/plugin/7238-sonarqube-community-plugin
+.idea/**/sonarIssues.xml
+
+# Markdown Navigator plugin
+# https://plugins.jetbrains.com/plugin/7896-markdown-navigator-enhanced
+.idea/**/markdown-navigator.xml
+.idea/**/markdown-navigator-enh.xml
+.idea/**/markdown-navigator/
+
+# Cache file creation bug
+# See https://youtrack.jetbrains.com/issue/JBR-2257
+.idea/$CACHE_FILE$
+
+# CodeStream plugin
+# https://plugins.jetbrains.com/plugin/12206-codestream
+.idea/codestream.xml
+
+# Azure Toolkit for IntelliJ plugin
+# https://plugins.jetbrains.com/plugin/8053-azure-toolkit-for-intellij
+.idea/**/azureSettings.xml
+
+# End of https://www.toptal.com/developers/gitignore/api/intellij
diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000..55157ea
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+modbus_master_rtu
\ No newline at end of file
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000..9a8b7e5
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,22 @@
+
+
+  
+    
+    
+    
+      
+      
+      
+      
+      
+      
+      
+      
+    
+    
+      
+        
+      
+    
+  
+
\ No newline at end of file
diff --git a/.idea/copyright/profiles_settings.xml b/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..e7bedf3
--- /dev/null
+++ b/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
+  
+
\ No newline at end of file
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 0000000..d821048
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,4 @@
+
+
+  
+
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..7afafdb
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,9 @@
+
+
+  
+    
+  
+  
+    
+  
+
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..75ee111
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,9 @@
+
+
+  
+    
+      
+      
+    
+  
+
\ No newline at end of file
diff --git a/.idea/scopes/scope_settings.xml b/.idea/scopes/scope_settings.xml
new file mode 100644
index 0000000..922003b
--- /dev/null
+++ b/.idea/scopes/scope_settings.xml
@@ -0,0 +1,5 @@
+
+  
+    
+  
+
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+  
+    
+  
+
\ No newline at end of file
diff --git a/Modbus_RTU_Master/ModbusRTUMaster.java b/Modbus_RTU_Master/ModbusRTUMaster.java
deleted file mode 100644
index b4e1c57..0000000
--- a/Modbus_RTU_Master/ModbusRTUMaster.java
+++ /dev/null
@@ -1,53 +0,0 @@
-package org.example;
-
-import com.ghgande.j2mod.modbus.ModbusException;
-import com.ghgande.j2mod.modbus.facade.ModbusSerialMaster;
-import com.ghgande.j2mod.modbus.procimg.InputRegister;
-import com.ghgande.j2mod.modbus.procimg.Register;
-import com.ghgande.j2mod.modbus.procimg.SimpleRegister;
-import com.ghgande.j2mod.modbus.util.SerialParameters;
-
-public class ModbusRTUMaster {
-
-    public static void main(String[] args) {
-        // Установка параметров порта
-        SerialParameters parameters = new SerialParameters();
-        parameters.setPortName("COM3"); // Имя порта
-        parameters.setBaudRate(9600); // Скорость передачи
-        parameters.setDatabits(8); // Биты данных, в нашем случае передается по 8 битов
-        parameters.setParity("None"); // Без бита четности
-        parameters.setStopbits(1); // Стоповый бит 1
-        parameters.setEncoding("rtu"); // Кодирование RTU
-        parameters.setEcho(false); // Лок. эхо выкл
-
-        // Создание экземпляра ModbusSerialMaster
-        ModbusSerialMaster modbusMaster = new ModbusSerialMaster(parameters);
-
-        try {
-            modbusMaster.connect(); // Подключение к устройству
-
-            int slaveId = 1; // ID устройства slave
-            int registerAddress = 0; // Адрес регистра
-
-            // Чтение значения из регистра
-            InputRegister[] registers = modbusMaster.readInputRegisters(slaveId, registerAddress, 1);
-            int value = registers[0].toUnsignedShort();
-            System.out.println("Значение регистра: " + value);
-
-            // Запись значения в регистр
-            int newValue = 123;
-            SimpleRegister register = new SimpleRegister(newValue);
-            modbusMaster.writeSingleRegister(slaveId, registerAddress, register);
-            System.out.println("Значение успешно записано в регистр.");
-
-            modbusMaster.disconnect(); // Отключение от устройства
-        }catch (ModbusException e) {
-            e.printStackTrace();
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-    }
-}
-
-
-
diff --git a/Modbus_RTU_Master/pom.xml b/Modbus_RTU_Master/pom.xml
deleted file mode 100644
index b305470..0000000
--- a/Modbus_RTU_Master/pom.xml
+++ /dev/null
@@ -1,49 +0,0 @@
-
-
-    4.0.0
-
-    org.example
-    ModbusV3
-    1.0-SNAPSHOT
-
-    
-        20
-        20
-        UTF-8
-    
-
-    
-        
-            com.ghgande
-            j2mod
-            3.1.1
-        
-
-        
-            org.slf4j
-            slf4j-api
-            1.7.5
-        
-        
-            org.slf4j
-            slf4j-simple
-            1.6.4
-        
-
-        
-            net.wimpi
-            jamod
-            1.2
-        
-
-        
-            com.intelligt.modbus
-            jlibmodbus
-            1.2.9.7
-        
-
-
-    
-
\ No newline at end of file
diff --git a/Modbus_RTU_Master_jlibmodbus/jssc-2.9.4.jar b/Modbus_RTU_Master_jlibmodbus/jssc-2.9.4.jar
deleted file mode 100644
index a754a20..0000000
Binary files a/Modbus_RTU_Master_jlibmodbus/jssc-2.9.4.jar and /dev/null differ
diff --git a/Modbus_RTU_Master_jlibmodbus/pom.xml b/Modbus_RTU_Master_jlibmodbus/pom.xml
deleted file mode 100644
index 9dbe8b6..0000000
--- a/Modbus_RTU_Master_jlibmodbus/pom.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-
-
-    4.0.0
-
-    org.example
-    ModbusMasterJlibModbus
-    1.0-SNAPSHOT
-
-    
-        20
-        20
-        UTF-8
-    
-
-    
-        
-            com.intelligt.modbus
-            jlibmodbus
-            1.2.9.7
-        
-
-        
-            org.slf4j
-            slf4j-api
-            2.0.0-alpha0
-        
-    
-
-
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..072e5e5
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,12 @@
+apply plugin: 'java'
+
+sourceCompatibility = 1.5
+version = '1.0'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testCompile group: 'junit', name: 'junit', version: '4.11'
+}
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..3d0dee6
Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..b50e094
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Fri Jun 16 19:50:49 MSK 2023
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.1-bin.zip
diff --git a/gradlew b/gradlew
new file mode 100644
index 0000000..91a7e26
--- /dev/null
+++ b/gradlew
@@ -0,0 +1,164 @@
+#!/usr/bin/env bash
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+    echo "$*"
+}
+
+die ( ) {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+esac
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched.
+if $cygwin ; then
+    [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+fi
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >&-
+APP_HOME="`pwd -P`"
+cd "$SAVED" >&-
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+    JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
+JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
diff --git a/gradlew.bat b/gradlew.bat
new file mode 100644
index 0000000..8a0b282
--- /dev/null
+++ b/gradlew.bat
@@ -0,0 +1,90 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windowz variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/mbrtu/build.gradle b/mbrtu/build.gradle
new file mode 100644
index 0000000..12be60b
--- /dev/null
+++ b/mbrtu/build.gradle
@@ -0,0 +1,14 @@
+apply plugin: 'java'
+
+sourceCompatibility = 1.5
+version = '1.0'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testCompile group: 'junit', name: 'junit', version: '4.11'
+    compile group: 'com.github.kochedykov', name: 'jlibmodbus', version: '1.2.9.0'
+
+}
\ No newline at end of file
diff --git a/mbrtu/mbrtu.iml b/mbrtu/mbrtu.iml
new file mode 100644
index 0000000..f28f4c5
--- /dev/null
+++ b/mbrtu/mbrtu.iml
@@ -0,0 +1,25 @@
+
+
+  
+    
+    
+    
+    
+      
+      
+      
+      
+      
+      
+    
+    
+    
+    
+    
+    
+    
+    
+    
+    
+  
+
\ No newline at end of file
diff --git a/mbrtu/src/main/java/MainSlave.java b/mbrtu/src/main/java/MainSlave.java
new file mode 100644
index 0000000..88c8ff0
--- /dev/null
+++ b/mbrtu/src/main/java/MainSlave.java
@@ -0,0 +1,69 @@
+import com.intelligt.modbus.jlibmodbus.Modbus;
+import com.intelligt.modbus.jlibmodbus.ModbusSlave;
+import com.intelligt.modbus.jlibmodbus.ModbusSlaveFactory;
+import com.intelligt.modbus.jlibmodbus.data.DataHolder;
+import com.intelligt.modbus.jlibmodbus.data.ModbusHoldingRegisters;
+import com.intelligt.modbus.jlibmodbus.exception.ModbusIOException;
+import com.intelligt.modbus.jlibmodbus.serial.*;
+import jssc.SerialPortList;
+
+import java.io.Console;
+
+public class MainSlave {
+
+    static public void main(String[] arg) {
+        SerialParameters sp = new SerialParameters();
+        Modbus.setLogLevel(Modbus.LogLevel.LEVEL_DEBUG);
+
+        try {
+            String[] dev_list = SerialPortList.getPortNames();
+            System.out.println("Доступные порты:");
+
+            for (int n = 0; n < dev_list.length; n++) {
+                System.out.println(dev_list[n]);
+            }
+
+            if (dev_list.length > 0) {
+                sp.setDevice(arg[arg.length - 1]);
+                sp.setBaudRate(SerialPort.BaudRate.BAUD_RATE_9600);
+                sp.setDataBits(8);
+                sp.setParity(SerialPort.Parity.NONE);
+                sp.setStopBits(1);
+
+
+                SerialUtils.setSerialPortFactory(new SerialPortFactoryJSSC());
+                ModbusSlave m = ModbusSlaveFactory.createModbusSlaveRTU(sp);
+
+                DataHolder dataHolder = new DataHolder();
+                ModbusHoldingRegisters registers = new ModbusHoldingRegisters(10);
+                registers.set(0, 101);
+                registers.set(1, 105);
+                registers.set(2, 660);
+
+                dataHolder.setHoldingRegisters(registers);
+                m.setDataHolder(dataHolder);
+
+                try {
+                    m.listen();
+                    int symbol = 0;
+                    while (symbol >= 0) {
+                        symbol = System.in.read();
+                        if (symbol != 10)
+                            registers.set(0, symbol);
+                    }
+
+                } catch (ModbusIOException e) {
+                    e.printStackTrace();
+                } catch (RuntimeException e) {
+                    throw e;
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        } catch (RuntimeException e) {
+            throw e;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Modbus_RTU_Master_jlibmodbus/MasterRTU.java b/mbrtu/src/main/java/main.java
similarity index 76%
rename from Modbus_RTU_Master_jlibmodbus/MasterRTU.java
rename to mbrtu/src/main/java/main.java
index c572398..b6dd12f 100644
--- a/Modbus_RTU_Master_jlibmodbus/MasterRTU.java
+++ b/mbrtu/src/main/java/main.java
@@ -1,13 +1,14 @@
-package org.example;
-
 import com.intelligt.modbus.jlibmodbus.Modbus;
-import com.intelligt.modbus.jlibmodbus.master.ModbusMaster;
-import com.intelligt.modbus.jlibmodbus.master.ModbusMasterFactory;
+import com.intelligt.modbus.jlibmodbus.ModbusMaster;
+import com.intelligt.modbus.jlibmodbus.ModbusMasterFactory;
 import com.intelligt.modbus.jlibmodbus.exception.ModbusIOException;
 import com.intelligt.modbus.jlibmodbus.serial.*;
 import jssc.SerialPortList;
 
-public class MasterRTU {
+import java.util.logging.Logger;
+
+
+public class main {
 
     static public void main(String[] arg) {
         SerialParameters sp = new SerialParameters();
@@ -17,6 +18,7 @@ public class MasterRTU {
             //Вывод доступных портов
             String[] dev_list = SerialPortList.getPortNames();
 
+
             System.out.println("Доступные порты:");
 
             for (int n = 0; n < dev_list.length; n++) {
@@ -25,7 +27,7 @@ public class MasterRTU {
 
             if (dev_list.length > 0) {
                 //Настройка
-                sp.setDevice(dev_list[1]);
+                sp.setDevice(arg[arg.length - 1]);
                 sp.setBaudRate(SerialPort.BaudRate.BAUD_RATE_9600);
                 sp.setDataBits(8);
                 sp.setParity(SerialPort.Parity.NONE);
@@ -34,11 +36,12 @@ public class MasterRTU {
                 //Создание и подключение через jssc
                 SerialUtils.setSerialPortFactory(new SerialPortFactoryJSSC());
                 ModbusMaster m = ModbusMasterFactory.createModbusMasterRTU(sp);
+
                 m.connect();
 
                 int slaveId = 1; // id устройства slave
                 int offset = 0; // Начальный адресс
-                int quantity = 10; //Количество условных портов
+                int quantity = 3; //Количество условных портов
 
                 try {
                     int[] registerValues = m.readHoldingRegisters(slaveId, offset, quantity); // Настройка тип регситра(в данном случае установлены регистры хранения)
@@ -46,23 +49,17 @@ public class MasterRTU {
                     //Вывод
                     for (int value : registerValues) {
                         System.out.println("Адресс: " + offset + ", Значение: " + value);
-
-                        if (offset == 0 && value == 101) {
-                            System.out.println("Hello");
-                        }
-
                         offset++;
                     }
-
-                } catch (RuntimeException e) {
-                    throw e;
+                } catch (ModbusIOException mioE) {
+                    Modbus.log().throwing("???", "???", mioE);
                 } catch (Exception e) {
-                    e.printStackTrace();
+                    Modbus.log().throwing("???", "???", e);
                 } finally {
                     try {
                         m.disconnect();
-                    } catch (ModbusIOException e1) {
-                        e1.printStackTrace();
+                    } catch (ModbusIOException mioE) {
+                        Modbus.log().throwing("???", "???", mioE);
                     }
                 }
             }
@@ -72,4 +69,4 @@ public class MasterRTU {
             e.printStackTrace();
         }
     }
-}
\ No newline at end of file
+}
diff --git a/modbus_master-slave_rtu.iml b/modbus_master-slave_rtu.iml
new file mode 100644
index 0000000..6314f96
--- /dev/null
+++ b/modbus_master-slave_rtu.iml
@@ -0,0 +1,20 @@
+
+
+  
+    
+    
+    
+    
+      
+      
+      
+      
+      
+      
+    
+    
+    
+    
+    
+  
+
\ No newline at end of file
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..e45742e
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1,4 @@
+rootProject.name = 'modbus_master_rtu'
+
+include 'mbrtu'
+