diff --git a/Falcon BMS Alternative Launcher/Input/CommonConstants.cs b/Falcon BMS Alternative Launcher/Input/CommonConstants.cs
index d967c8d..2d92e07 100644
--- a/Falcon BMS Alternative Launcher/Input/CommonConstants.cs	
+++ b/Falcon BMS Alternative Launcher/Input/CommonConstants.cs	
@@ -29,5 +29,8 @@ public static class CommonConstants
 
         public static readonly int AXISMIN = 0;
         public static readonly int AXISMAX = 65536;
+
+        public static readonly int BINAXISMIN = 0;
+        public static readonly int BINAXISMAX = 15000;
     }
 }
diff --git a/Falcon BMS Alternative Launcher/Override/OverrideSetting.cs b/Falcon BMS Alternative Launcher/Override/OverrideSetting.cs
index 1f9a2e8..8bcd971 100644
--- a/Falcon BMS Alternative Launcher/Override/OverrideSetting.cs	
+++ b/Falcon BMS Alternative Launcher/Override/OverrideSetting.cs	
@@ -445,17 +445,20 @@ protected virtual void SaveJoystickCal(Hashtable inGameAxis, DeviceControl devic
                             double iAB   = deviceControl.joyAssign[((InGameAxAssgn)inGameAxis[nme.ToString()]).GetDeviceNumber()].detentPosition.GetAB();
                             double iIdle = deviceControl.joyAssign[((InGameAxAssgn)inGameAxis[nme.ToString()]).GetDeviceNumber()].detentPosition.GetIDLE();
 
-                            const double MAXIN  = 65536;
-                            const double MAXOUT = 14848;
+                            iAB   = iAB   * CommonConstants.BINAXISMAX / CommonConstants.AXISMAX;
+                            iIdle = iIdle * CommonConstants.BINAXISMAX / CommonConstants.AXISMAX;
 
-                            iAB   = -iAB   * (MAXOUT / MAXIN) + MAXOUT;
-                            iIdle = -iIdle * (MAXOUT / MAXIN) + MAXOUT;
+                            if (((InGameAxAssgn)inGameAxis[nme.ToString()]).GetInvert() == false)
+                            {
+                                iAB   = CommonConstants.BINAXISMAX - iAB;
+                                iIdle = CommonConstants.BINAXISMAX - iIdle;
+                            }
 
                             byte[] ab   = BitConverter.GetBytes((int)iAB).Reverse().ToArray();
                             byte[] idle = BitConverter.GetBytes((int)iIdle).Reverse().ToArray();
 
-                            bs[1] = ab[1];
-                            bs[5] = idle[1];
+                            bs[1] = ab[2];
+                            bs[5] = idle[2];
                         }
                     }
                 }
diff --git a/Falcon BMS Alternative Launcher/Override/OverrideSettingFor434.cs b/Falcon BMS Alternative Launcher/Override/OverrideSettingFor434.cs
index 75e3d24..8c891a3 100644
--- a/Falcon BMS Alternative Launcher/Override/OverrideSettingFor434.cs	
+++ b/Falcon BMS Alternative Launcher/Override/OverrideSettingFor434.cs	
@@ -1,6 +1,7 @@
 using System;
 using System.Collections;
 using System.IO;
+using System.Linq;
 using System.Text;
 using System.Xml.Serialization;
 
@@ -58,20 +59,23 @@ protected override void SaveJoystickCal(Hashtable inGameAxis, DeviceControl devi
                     {
                         if (((InGameAxAssgn)inGameAxis[nme.ToString()]).GetDeviceNumber() >= 0)
                         {
-                            double iAB = deviceControl.joyAssign[((InGameAxAssgn)inGameAxis[nme.ToString()]).GetDeviceNumber()].detentPosition.GetAB();
+                            double iAB   = deviceControl.joyAssign[((InGameAxAssgn)inGameAxis[nme.ToString()]).GetDeviceNumber()].detentPosition.GetAB();
                             double iIdle = deviceControl.joyAssign[((InGameAxAssgn)inGameAxis[nme.ToString()]).GetDeviceNumber()].detentPosition.GetIDLE();
 
-                            const double MAXIN = 65536;
-                            const double MAXOUT = 14848;
+                            iAB   = iAB   * CommonConstants.BINAXISMAX / CommonConstants.AXISMAX;
+                            iIdle = iIdle * CommonConstants.BINAXISMAX / CommonConstants.AXISMAX;
 
-                            iAB = -iAB * (MAXOUT / MAXIN) + MAXOUT;
-                            iIdle = -iIdle * (MAXOUT / MAXIN) + MAXOUT;
+                            if (((InGameAxAssgn)inGameAxis[nme.ToString()]).GetInvert() == false)
+                            {
+                                iAB   = CommonConstants.BINAXISMAX - iAB;
+                                iIdle = CommonConstants.BINAXISMAX - iIdle;
+                            }
 
-                            byte[] ab = BitConverter.GetBytes((int)iAB);
-                            byte[] idle = BitConverter.GetBytes((int)iIdle);
+                            byte[] ab   = BitConverter.GetBytes((int)iAB).Reverse().ToArray();
+                            byte[] idle = BitConverter.GetBytes((int)iIdle).Reverse().ToArray();
 
-                            bs[1] = ab[1];
-                            bs[5] = idle[1];
+                            bs[1] = ab[2];
+                            bs[5] = idle[2];
                         }
                     }
                 }
diff --git a/Falcon BMS Alternative Launcher/Windows/AxisAssignWindow.xaml.cs b/Falcon BMS Alternative Launcher/Windows/AxisAssignWindow.xaml.cs
index 9c2749d..6ab7f02 100644
--- a/Falcon BMS Alternative Launcher/Windows/AxisAssignWindow.xaml.cs	
+++ b/Falcon BMS Alternative Launcher/Windows/AxisAssignWindow.xaml.cs	
@@ -518,25 +518,31 @@ private void SetAB_Click(object sender, RoutedEventArgs e)
         {
             if (status != Status.ShowAxisStatus)
                 return;
-            int ABposition;
-            ABposition = CommonConstants.AXISMAX - MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp);
-            if (MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp) > CommonConstants.AXISMAX)
-                ABposition = CommonConstants.AXISMAX;
-            AB = ABposition;
-            if (AB > CommonConstants.AXISMAX - CommonConstants.AXISMAX / 128)
+            
+            if (Invert.IsChecked == true)
+                AB = CommonConstants.AXISMIN + MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp);
+            else
+                AB = CommonConstants.AXISMAX - MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp);
+
+            if (AB > CommonConstants.AXISMAX)
                 AB = CommonConstants.AXISMAX;
+            if (AB < CommonConstants.AXISMIN)
+                AB = CommonConstants.AXISMIN;
         }
 
         private void SetIDLE_Click(object sender, RoutedEventArgs e)
         {
             if (status != Status.ShowAxisStatus)
                 return;
-            int IDLEposition;
-            IDLEposition = CommonConstants.AXISMAX - MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp);
-            if (MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp) < 0)
-                IDLEposition = CommonConstants.AXISMIN;
-            IDLE = IDLEposition;
-            if (IDLE < CommonConstants.AXISMAX / 128)
+
+            if (Invert.IsChecked == true)
+                IDLE = CommonConstants.AXISMIN + MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp);
+            else
+                IDLE = CommonConstants.AXISMAX - MainWindow.deviceControl.joyAssign[devNumTmp].JoyAxisState(phyAxNumTmp);
+
+            if (IDLE > CommonConstants.AXISMAX)
+                IDLE = CommonConstants.AXISMAX;
+            if (IDLE < CommonConstants.AXISMIN)
                 IDLE = CommonConstants.AXISMIN;
         }