diff --git a/ClassDigitizer.cpp b/ClassDigitizer.cpp
index 26e2959..712b222 100644
--- a/ClassDigitizer.cpp
+++ b/ClassDigitizer.cpp
@@ -802,6 +802,8 @@ void Digitizer::ProgramSettingsToBoard(){
   
   printf("========== %s \n", __func__);
 
+  const short pauseMilliSec = 10;
+
   Reg haha;
   
   if( DPPType == DPPType::DPP_PHA_CODE || DPPType == DPPType::DPP_PSD_CODE ){
@@ -811,7 +813,7 @@ void Digitizer::ProgramSettingsToBoard(){
       if( RegisterBoardList_PHAPSD[p].GetRWType() == RW::ReadWrite) {
         haha = RegisterBoardList_PHAPSD[p];
         WriteRegister(haha, GetSettingFromMemory(haha), -1, false); 
-        usleep(1 * 1000);
+        usleep(pauseMilliSec * 1000);
       }
     }
     /// Channels Setting
@@ -821,7 +823,7 @@ void Digitizer::ProgramSettingsToBoard(){
           if( RegisterChannelList_PHA[p].GetRWType() == RW::ReadWrite ){
             haha = RegisterChannelList_PHA[p];
             WriteRegister(haha, GetSettingFromMemory(haha, ch), ch, false); 
-            usleep(1 * 1000);
+            usleep(pauseMilliSec * 1000);
           }
         }
       }
@@ -830,7 +832,7 @@ void Digitizer::ProgramSettingsToBoard(){
           if( RegisterChannelList_PSD[p].GetRWType() == RW::ReadWrite){
             haha = RegisterChannelList_PSD[p];
             WriteRegister(haha, GetSettingFromMemory(haha, ch), ch, false); 
-            usleep(1 * 1000);
+            usleep(pauseMilliSec * 1000);
           }
         }
       }
@@ -842,7 +844,7 @@ void Digitizer::ProgramSettingsToBoard(){
       if( RegisterBoardList_QDC[p].GetRWType() == RW::ReadWrite) {
         haha = RegisterBoardList_QDC[p];
         WriteRegister(haha, GetSettingFromMemory(haha), -1, false); 
-        usleep(1 * 1000);
+        usleep(pauseMilliSec * 1000);
       }
     }
     /// Channels Setting
@@ -851,7 +853,7 @@ void Digitizer::ProgramSettingsToBoard(){
         if( RegisterChannelList_QDC[p].GetRWType() == RW::ReadWrite ){
           haha = RegisterChannelList_QDC[p];
           WriteRegister(haha, GetSettingFromMemory(haha, ch), ch, false); 
-          usleep(1 * 1000);
+          usleep(pauseMilliSec * 1000);
         }
       }
     }
diff --git a/analyzers/CoincidentAnalyzer.h b/analyzers/CoincidentAnalyzer.h
index 1c6263e..fef4eb7 100644
--- a/analyzers/CoincidentAnalyzer.h
+++ b/analyzers/CoincidentAnalyzer.h
@@ -46,10 +46,10 @@ private:
   Histogram1D * h1g;
   Histogram1D * hMulti;
 
-  QCheckBox * runAnalyzer;
+  QCheckBox * chkRunAnalyzer;
   RSpinBox * sbUpdateTime;
 
-  QCheckBox * backWardBuilding;
+  QCheckBox * chkBackWardBuilding;
   RSpinBox * sbBackwardCount;
 
   RSpinBox * sbBuildWindow;
@@ -78,8 +78,8 @@ inline void CoincidentAnalyzer::SetUpCanvas(){
     boxLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
     box->setLayout(boxLayout);
 
-    runAnalyzer = new QCheckBox("Run Analyzer", this);
-    boxLayout->addWidget(runAnalyzer, 0, 0);
+    chkRunAnalyzer = new QCheckBox("Run Analyzer", this);
+    boxLayout->addWidget(chkRunAnalyzer, 0, 0);
 
     QLabel * lbUpdateTime = new QLabel("Update Period [s]", this);
     lbUpdateTime->setAlignment(Qt::AlignRight | Qt::AlignCenter);
@@ -90,8 +90,10 @@ inline void CoincidentAnalyzer::SetUpCanvas(){
     sbUpdateTime->setValue(1);
     boxLayout->addWidget(sbUpdateTime, 0, 2);
 
-    backWardBuilding = new QCheckBox("Use Backward builder", this);
-    boxLayout->addWidget(backWardBuilding, 1, 0);
+    connect(sbUpdateTime, &RSpinBox::valueChanged, this, [=](double sec){ SetUpdateTimeInSec(sec); });
+
+    chkBackWardBuilding = new QCheckBox("Use Backward builder", this);
+    boxLayout->addWidget(chkBackWardBuilding, 1, 0);
 
     QLabel * lbBKWindow = new QLabel("No. Backward Event", this);
     lbBKWindow->setAlignment(Qt::AlignRight | Qt::AlignCenter);
@@ -102,9 +104,18 @@ inline void CoincidentAnalyzer::SetUpCanvas(){
     sbBackwardCount->setValue(100);
     boxLayout->addWidget(sbBackwardCount, 1, 2);
 
-    backWardBuilding->setChecked(false);
+    chkBackWardBuilding->setChecked(false);
     sbBackwardCount->setEnabled(false);
 
+    connect(chkBackWardBuilding, &QCheckBox::stateChanged, this, [=](int status){
+      SetBackwardBuild(status, sbBackwardCount->value());
+      sbBackwardCount->setEnabled(status);
+    });
+
+    connect(sbBackwardCount, &RSpinBox::valueChanged, this, [=](double value){
+      SetBackwardBuild(true, value);
+    });
+
     QLabel * lbBuildWindow = new QLabel("Event Window [tick]", this);
     lbBuildWindow->setAlignment(Qt::AlignRight | Qt::AlignCenter);
     boxLayout->addWidget(lbBuildWindow, 2, 1);
@@ -113,6 +124,10 @@ inline void CoincidentAnalyzer::SetUpCanvas(){
     sbBuildWindow->setMaximum(9999999999);
     boxLayout->addWidget(sbBuildWindow, 2, 2);
 
+    connect(sbBuildWindow, &RSpinBox::valueChanged, this, [=](double value){
+      evtbder->SetTimeWindow((int)value);
+    });
+
     QFrame *separator = new QFrame(box);
     separator->setFrameShape(QFrame::HLine);
     separator->setFrameShadow(QFrame::Sunken);
@@ -172,6 +187,7 @@ inline void CoincidentAnalyzer::SetUpCanvas(){
     for( int i = 0; i < digi[0]->GetNumInputCh(); i++) aCh->addItem("Ch-" + QString::number(i));
     boxLayout->addWidget(aCh, 7, 3);
 
+
   }
 
   //============ histograms
@@ -199,7 +215,7 @@ inline void CoincidentAnalyzer::SetUpCanvas(){
 inline void CoincidentAnalyzer::UpdateHistograms(){
 
   if( this->isVisible() == false ) return;
-  if( runAnalyzer->isChecked() == false ) return;
+  if( chkRunAnalyzer->isChecked() == false ) return;
 
   BuildEvents(); // call the event builder to build events
 
diff --git a/analyzers/EncoreAnalyzer.h b/analyzers/EncoreAnalyzer.h
index bb0b299..63c3509 100644
--- a/analyzers/EncoreAnalyzer.h
+++ b/analyzers/EncoreAnalyzer.h
@@ -67,7 +67,7 @@ private:
 
   Histogram1D * hMulti;
 
-  QCheckBox * runAnalyzer;
+  QCheckBox * chkRunAnalyzer;
 
 };
 
@@ -76,8 +76,8 @@ inline void Encore::SetUpCanvas(){
 
   setGeometry(0, 0, 1600, 1600);  
 
-  runAnalyzer = new QCheckBox("Run Analyzer", this);
-  layout->addWidget(runAnalyzer, 0, 0);
+  chkRunAnalyzer = new QCheckBox("Run Analyzer", this);
+  layout->addWidget(chkRunAnalyzer, 0, 0);
 
   hLeft  = new Histogram2D("Left", "Ch", "Energy", 17, 0, 16, 200, 0, 20000, this);
   layout->addWidget(hLeft, 1, 0);
@@ -93,7 +93,7 @@ inline void Encore::SetUpCanvas(){
 inline void Encore::UpdateHistograms(){
 
   if( this->isVisible() == false ) return;
-  if( runAnalyzer->isChecked() == false ) return;
+  if( chkRunAnalyzer->isChecked() == false ) return;
 
   BuildEvents(); // call the event builder to build events
 
diff --git a/analyzers/SplitPoleAnalyzer.h b/analyzers/SplitPoleAnalyzer.h
index 43fe029..16b0c10 100644
--- a/analyzers/SplitPoleAnalyzer.h
+++ b/analyzers/SplitPoleAnalyzer.h
@@ -87,7 +87,7 @@ private:
   RSpinBox * sbEnergy;
   RSpinBox * sbAngle;
 
-  QCheckBox * runAnalyzer;
+  QCheckBox * chkRunAnalyzer;
 
   QLineEdit * leMassTablePath;
   QLineEdit * leQValue;
@@ -212,8 +212,8 @@ inline void SplitPole::SetUpCanvas(){
       FillConstants();
     });
 
-    runAnalyzer = new QCheckBox("Run Analyzer", this);
-    boxLayout->addWidget(runAnalyzer, 4, 1);
+    chkRunAnalyzer = new QCheckBox("Run Analyzer", this);
+    boxLayout->addWidget(chkRunAnalyzer, 4, 1);
 
 
     QFrame *separator = new QFrame(box);
@@ -303,7 +303,7 @@ inline void SplitPole::SetUpCanvas(){
 inline void SplitPole::UpdateHistograms(){
 
   if( this->isVisible() == false ) return;
-  if( runAnalyzer->isChecked() == false ) return;
+  if( chkRunAnalyzer->isChecked() == false ) return;
 
   BuildEvents(); // call the event builder to build events