Put in separate thread

README.md

@@ -11,4 +11,8 @@ Everything is available in the `cardiobrain` folder.
 ## Usage
 ```python
 import cardiobrain as cb
+dev = cb.CardioBrain(dev='/dev/ttyUSB0', baud=112500)
+dev.startDAQ()
+dev.stopDAQ()
+dev.storeFile()
 ``` 

cardiobrain/comm.py

 import serial as ser
+import threading
 
 
 class CardioBrain(object):
@@ -8,6 +9,8 @@ class CardioBrain(object):
     :param baud: Baud rate for the serial communication
     """
     self.s=ser.Serial('/dev/ttyUSB0',112500) 
+    self.__active = False
+    self.thr = threading.Thread(target=__readSignals, args=(self))
 
 
   def close(self):
@@ -23,8 +26,28 @@ class CardioBrain(object):
 
     return True
 
+  def __readSignals(self):
+    while self.__active:
+      self.data = self.s.read(42)
+      self.__parseData(self)
+    
+
+  def __parseData(self):
+    r = re.compile(b'(?P<header>\xa5\xa5\xa5)(?P<payload>.{3})')
+    m = r.match(self.data)
+    if not m:
+      self.__active = False
+      raise Exception('Wrong data frame %s' % self.data)
+      return
+
+    
+
   def readAll(self):
-    self.data = self.s.readall()
+    self.__active = True
+    self.thr.start()
+
+  def stopRead(self):
+    self.__active = False
 
   def startDaq(self):
     self.s.write(('a'*5).encode())