diff --git a/Rs.Motion/Ztm/ZtmAxis.cs b/Rs.Motion/Ztm/ZtmAxis.cs
index 9ba952f..915ba2e 100644
--- a/Rs.Motion/Ztm/ZtmAxis.cs
+++ b/Rs.Motion/Ztm/ZtmAxis.cs
@@ -122,8 +122,8 @@ namespace Rs.Motion.GugaoEcat
             //}
             if(Config.EnableEncoder==0)
             {
-                m_apiResult = ZTM.ZT_SetDCIAParam(Config.CardMc, (short)Config.AxisId, 256, Config.Current, 10, 0, 400, 10);
-                LogHelper.Debug($"axis {Config.AxisName} set current {Config.Current} ret={m_apiResult}");
+                m_apiResult = ZTM.ZT_SetDCIAParam(Config.CardMc, (short)Config.AxisId, (short)(Config.PulseOneRound/200), Config.Current, 10, 0, 400, 10);
+                LogHelper.Debug($"axis {Config.AxisName} set current {Config.Current} ret={m_apiResult},xifen={(short)(Config.PulseOneRound / 200)}");
                 if (m_apiResult != 0)
                 {
                     return ErrorCode.Fail;