diff --git a/src/main/java/com/iflytop/gd/hardware/utils/Math/StepMotorConverter.java b/src/main/java/com/iflytop/gd/hardware/utils/Math/StepMotorConverter.java
index 59c9fed..a52184f 100644
--- a/src/main/java/com/iflytop/gd/hardware/utils/Math/StepMotorConverter.java
+++ b/src/main/java/com/iflytop/gd/hardware/utils/Math/StepMotorConverter.java
@@ -11,7 +11,7 @@ package com.iflytop.gd.hardware.utils.Math;
  *
  */
 public class StepMotorConverter {
-    static private final double kScale = 10000.0;
+    static private final double kScale = 100.0;
 
     /* **** **** **** **** **** **** **** **** **** **** ****
      * 位置转换