diff --git a/software/.gitignore b/software/.gitignore
index 9fc9fb5..f1ccfa6 100644
--- a/software/.gitignore
+++ b/software/.gitignore
@@ -1,3 +1,4 @@
 *.pyc
 *Ui.py
 resources_rc.py
+edubrm.log
diff --git a/software/modules/ModuleDebug.py b/software/modules/ModuleDebug.py
index 032ed74..5286297 100644
--- a/software/modules/ModuleDebug.py
+++ b/software/modules/ModuleDebug.py
@@ -5,6 +5,7 @@ from PyQt4.QtCore import QObject
 from PyQt4.QtCore import QTimer
 from ModuleDebugUi import Ui_ModuleDebug
 from device import Device
+from time import time
 
 class ModuleDebugWidget(QWidget):
 
@@ -25,6 +26,8 @@ class ModuleDebugWidget(QWidget):
         QObject.connect(self.ui.pushPin1, SIGNAL("clicked(bool)"), self.on_pins_changed)
         QObject.connect(self.ui.pushPin2, SIGNAL("clicked(bool)"), self.on_pins_changed)
         QObject.connect(self.ui.pushPin3, SIGNAL("clicked(bool)"), self.on_pins_changed)
+        self.log = None
+        self.ui.pushLog.setEnabled(False)
 
         self.timer = QTimer()
         QObject.connect(self.timer, SIGNAL("timeout()"), self.read_inputs)
@@ -112,6 +115,7 @@ class ModuleDebugWidget(QWidget):
     @pyqtSlot(int)
     def on_dialInputFreq_valueChanged(self, val):
         self.timer.stop()
+        self.ui.pushLog.setEnabled(val > 0)
         if val > 0:
             self.timer.start(1000.0/val)
         else:
@@ -126,8 +130,18 @@ class ModuleDebugWidget(QWidget):
             self.ui.labelIO2.setText('IO2: -')
             self.ui.labelIO3.setText('IO3: -')
 
+    @pyqtSlot(bool)
+    def on_pushLog_clicked(self, checked):
+        if checked:
+            self.log = open('edubrm.log', 'w')
+        else:
+            self.log.close()
+            self.log = None
+
     def read_inputs(self):
         r = self.dev.read()
+        if self.log:
+            self.log.write('{:0.6f};{:d};{:d};{:d};{:d};{:d};{:d};{:d};{:d};{:d};{:d}\n'.format(time(), r[0], r[1], r[2], r[3], r[4], r[5], r[6], r[7], r[8], r[9]))
         self.ui.labelAD0.setText('AD0: ' + str(r[0]))
         self.ui.labelAD1.setText('AD1: ' + str(r[1]))
         self.ui.labelAD2.setText('AD2: ' + str(r[2]))
diff --git a/software/modules/ModuleDebug.ui b/software/modules/ModuleDebug.ui
index b5ccad3..3c4d26f 100644
--- a/software/modules/ModuleDebug.ui
+++ b/software/modules/ModuleDebug.ui
@@ -836,6 +836,22 @@
      <string>AD0: -</string>
     </property>
    </widget>
+   <widget class="QPushButton" name="pushLog">
+    <property name="geometry">
+     <rect>
+      <x>210</x>
+      <y>120</y>
+      <width>95</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="text">
+     <string>Log</string>
+    </property>
+    <property name="checkable">
+     <bool>true</bool>
+    </property>
+   </widget>
   </widget>
  </widget>
  <resources/>