diff --git a/ClassDigitizer.cpp b/ClassDigitizer.cpp
index a8e07c0..4bf5d41 100644
--- a/ClassDigitizer.cpp
+++ b/ClassDigitizer.cpp
@@ -292,20 +292,15 @@ void Digitizer::WriteRegister(uint32_t address, uint32_t value, int ch ){
   ErrorMsg("WriteRegister");
 }
 
-uint32_t Digitizer::ReadRegister(uint32_t address, unsigned int ch, string str ){
+uint32_t Digitizer::ReadRegister(uint32_t address, int ch, string str ){
   uint32_t * Data = new uint32_t[NChannel];
-  
-  printf("=dsadads====== 0x%x \n", address);
   if( address < 0x8000) {
     if( ch < 0 ) {
-      printf("a %d-- %x \n", ch,  address + 0x7000);
       ret = CAEN_DGTZ_ReadRegister(handle, address + 0x7000, Data);
     }else{
-      printf("b %d -- %x \n", ch, address + (ch << 8));
       ret = CAEN_DGTZ_ReadRegister(handle, address + (ch << 8), Data);
     }
   }else{
-    printf("--- %x \n", address);
     ret = CAEN_DGTZ_ReadRegister(handle, address, Data);
   }
   ErrorMsg("ReadRegister");
@@ -457,6 +452,24 @@ int Digitizer::GetChTemperature(int ch){
   return temp[0];
 }
 
+
+void Digitizer::PrintACQStatue(){
+  
+  unsigned int status = ReadRegister(Register::DPP::AcquisitionStatus);
+  
+  printf(" Acq state    (0x%1x): %s \n", (status >>  2) & 0x1, ((status >>  2) & 0x1) == 0? "stopped" : "running");
+  printf(" Event Ready  (0x%1x): %s \n", (status >>  3) & 0x1, ((status >>  3) & 0x1) == 0? "no event in buffer" : "event in buffer");
+  printf(" Event Full   (0x%1x): %s \n", (status >>  4) & 0x1, ((status >>  4) & 0x1) == 0? "not full" : "full");
+  printf(" Clock source (0x%1x): %s \n", (status >>  5) & 0x1, ((status >>  5) & 0x1) == 0? "internal" : "external");
+  printf(" Board ready  (0x%1x): %s \n", (status >>  8) & 0x1, ((status >>  8) & 0x1) == 0? "not ready" : "ready");
+  printf(" Ch shutDown  (0x%1x): %s \n", (status >> 19) & 0x1, ((status >> 19) & 0x1) == 0? "Channels are on" : "channels are shutdown");
+  printf(" TRG-IN           0x%1x \n", (status >> 16) & 0x1);
+  printf(" Ch temp state    0x%04x \n", (status >> 20) & 0xF);
+  
+}
+
+
+//========================================== setting file IO
 void Digitizer::OpenSettingBinary(string fileName){
   settingFile = NULL;
   this->settingFileName = fileName;
diff --git a/ClassDigitizer.h b/ClassDigitizer.h
index 761f8a4..1bdbe04 100644
--- a/ClassDigitizer.h
+++ b/ClassDigitizer.h
@@ -33,7 +33,7 @@ class Digitizer{
     
     ///=================Settings
     void WriteRegister(uint32_t address, uint32_t value, int ch = -1);
-    uint32_t ReadRegister(uint32_t address, unsigned int ch = 0, string str = "");
+    uint32_t ReadRegister(uint32_t address, int ch = -1, string str = "");
     
     ///common for PHA and PSD digitizers
     void SetChannelMask(uint32_t mask);
@@ -63,6 +63,7 @@ class Digitizer{
     int GetDPPType() {return DPPType;}
     
     void PrintBoardConfiguration();
+    void PrintACQStatue();
     
     ///================ ACQ control
     void StopACQ();
diff --git a/RegisterAddress.h b/RegisterAddress.h
index 1741491..a911836 100644
--- a/RegisterAddress.h
+++ b/RegisterAddress.h
@@ -71,8 +71,8 @@ namespace Register {
     const uint32_t InputDynamicRange          = 0x1028; /// R/W
     const uint32_t NumberEventsPerAggregate_G = 0x1034; /// R/W
     const uint32_t PreTrigger                 = 0x1038; /// R/W
-    ///const uint32_t TriggerThreshold           = 0x106C; /// R/W
-    ///const uint32_t TriggerHoldOffWidth        = 0x1074; /// R/W
+    const uint32_t TriggerThreshold           = 0x106C; /// R/W
+    const uint32_t TriggerHoldOffWidth        = 0x1074; /// R/W
     const uint32_t DPPAlgorithmControl        = 0x1080; /// R/W 
     const uint32_t ChannelStatus              = 0x1088; /// R
     const uint32_t AMCFirmwareRevision        = 0x108C; /// R
@@ -81,6 +81,7 @@ namespace Register {
     const uint32_t IndividualSoftwareTrigger  = 0x10C0; ///   W
     const uint32_t VetoWidth                  = 0x10D4; /// R/W
     
+    /// I know there are many duplication, it is the design.
     const uint32_t BoardConfiguration          = 0x8000;  /// R/W
     const uint32_t AggregateOrganization       = 0x800C;  /// R/W
     const uint32_t ADCCalibration              = 0x809C;  ///   W
diff --git a/test.cpp b/test.cpp
index 9ded20d..8c3ec0e 100644
--- a/test.cpp
+++ b/test.cpp
@@ -22,32 +22,35 @@ int main(int argc, char* argv[]){
   //dig[0].ReadRegister(Register::DPP::PHA::TriggerThreshold, 0, "trigger threshold");
   
   
-  //dig[0].CreateAndSaveSettingBinary("test.bin");
+  //dig[0].CreateAndSaveSettingBinary("setting_" + to_string(dig[0].GetSerialNumber()) + ".bin");
+  dig[0].OpenSettingBinary("setting_" + to_string(dig[0].GetSerialNumber()) + ".bin");
+  
+  dig[0].SetAcqMode("mixed");
+  dig[0].PrintACQStatue();
   
-  dig[0].OpenSettingBinary("test.bin");
   //
   //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::BoardConfiguration));
   //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::GlobalTriggerMask));
   //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::PHA::TriggerThreshold, 0));
   
-  printf("======================= \n");
-  dig[0].SetRecordLength(2000);
-  
-  dig[0].GetChannelSettingFromDigitizer(0);
-  
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 0));
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 4));
-  
-  dig[0].SetRecordLength(4000);
-  
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 0));
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 3));
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 6));
-    
-  dig[0].SetRecordLength(3000, 0);
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 0));
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 1));
-  printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 2));
+  //printf("======================= \n");
+  //dig[0].SetRecordLength(2000);
+  //
+  //dig[0].GetChannelSettingFromDigitizer(0);
+  //
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 0));
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 4));
+  //
+  //dig[0].SetRecordLength(4000);
+  //
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 0));
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 3));
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 6));
+  //  
+  //dig[0].SetRecordLength(3000, 0);
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 0));
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 1));
+  //printf("0x%x \n", (unsigned int)dig[0].ReadSettingBinary(Register::DPP::RecordLength_G, 2));
   
 /*  dig[1].OpenDigitizer(1,0, true);
 /*