diff --git a/CPU/CPUsoftware/src/instrument/RunInstrument.cpp b/CPU/CPUsoftware/src/instrument/RunInstrument.cpp
index ac0a913d..d7872c72 100755
--- a/CPU/CPUsoftware/src/instrument/RunInstrument.cpp
+++ b/CPU/CPUsoftware/src/instrument/RunInstrument.cpp
@@ -104,7 +104,9 @@ int RunInstrument::HvpsSwitch() {
     {
       std::unique_lock<std::mutex> lock(this->Zynq.m_zynq);
       this->Zynq.HvpsTurnOff();
-      this->Zynq.SetDac(0);
+      if (this->ConfigOut->dac_level != NO_DAC_SET) {
+	this->Zynq.SetDac(0);
+      }
       break;
     }
   case ZynqManager::UNDEF:
diff --git a/minieuso_data_format/minieuso_data_format.h b/minieuso_data_format/minieuso_data_format.h
index 67022d3e..f45c0a0a 100644
--- a/minieuso_data_format/minieuso_data_format.h
+++ b/minieuso_data_format/minieuso_data_format.h
@@ -19,8 +19,8 @@
  * software definitions
  */
 
-#define VERSION 8.4
-#define VERSION_DATE_STRING "07/02/2020"
+#define VERSION 8.5
+#define VERSION_DATE_STRING "18/02/2020"
 
 /*
  * instrument definitions