diff --git a/PARAM/HMS/HODO/hhodo.param b/PARAM/HMS/HODO/hhodo.param
index 8343971eb1e233c1856a1a535af20026f2322851..ac89bedebe2aec1845c89aeb22b18adb41c18986 100644
--- a/PARAM/HMS/HODO/hhodo.param
+++ b/PARAM/HMS/HODO/hhodo.param
@@ -10,6 +10,12 @@ hhodo_adc_mode=1
 ;   to move the tdc to between 0 and 4000 channels.
   hhodo_tdc_offset = 1120, 1120, 1120, 1120
 ;  hhodo_tdc_offset = 1000, 1000, 1000, 1000
+
+;hhodo set min and max fADC time window for all paddles in a plane in 'Channel' units
+; the conversion is 0.0625 ns / channel for flash ADC 250
+hhodo_AdcTimeWindowMin = 0., 0., 0., 0.
+hhodo_AdcTimeWindowMax = 3200., 3200., 3200., 3200.
+
 ; hstart_time_center  center of allowed time window (ns)
    hstart_time_center = 32.                                                     
 ; hstart_time_slop    1/2 width of time window                                  
diff --git a/PARAM/SHMS/HODO/phodo.param b/PARAM/SHMS/HODO/phodo.param
index d48b22b4f7d31b1653806b348e045c63d89cd39f..bcca416c11309ab3738bdb928c22ce81e2769e29 100644
--- a/PARAM/SHMS/HODO/phodo.param
+++ b/PARAM/SHMS/HODO/phodo.param
@@ -6,9 +6,15 @@ pcosmicflag=0
 ; if not set then defaults to use the raw pulse integral
 phodo_adc_mode=1
 ; 
-; hhodo_tdc_offset is array of time offsets for all paddles in a plane
+; phodo_tdc_offset is array of time offsets for all paddles in a plane
 ;   to move the tdc to between 0 and 4000 channels.
   phodo_tdc_offset = 1860, 2000, 2060, 2000
+
+;phodo set min and max fADC time window for all paddles in a plane in 'Channel' units
+; the conversion is 0.0625 ns / channel for flash ADC 250
+phodo_AdcTimeWindowMin = 0., 0., 0., 640.
+phodo_AdcTimeWindowMax = 3200., 3200., 3200., 1760.
+
 ; pstart_time_center  center of allowed time window                             
    pstart_time_center = 32.                                                     
 ; hstart_time_slop    1/2 width of time window