--- a/python/stm32.py	Sun Aug 04 15:10:10 2013 +0200
+++ b/python/stm32.py	Sun Aug 04 18:32:04 2013 +0200
@@ -1,4 +1,5 @@
 import time
+import logging
 from devices import Device, registerDevice, STLinkException, Interface
 import stlink
 
@@ -100,7 +101,7 @@
       self.unlockFlashIf()
       self.writeFlashCrPsiz(2) # writes are 32 bits aligned
       self.setFlashCrPg()
-      self.logger.info('writing {0} bytes'.format(len(content)), end='')
+      self.logger.info('writing {0} bytes'.format(len(content)))
       offset = 0
       t1 = time.time()
       while offset < len(content):
@@ -113,10 +114,10 @@
          # Use simple mem32 writes:
          self.iface.write_mem32(address + offset, chunk)
          offset += size
-         print('.', end='', flush=True)
+         self.logger.info('.')
       t2 = time.time()
-      print('Done!')
-      print('Speed: {0} bytes/second'.format(len(content)/(t2-t1)))
+      self.logger.info('Done!')
+      self.logger.info('Speed: {0} bytes/second'.format(len(content)/(t2-t1)))
       self.lockFlash()
       # verfify program:
       self.verifyFlash(address, content)
@@ -135,12 +136,14 @@
       self.waitFlashBusy()
       self.clearFlashCrMer()
       self.lockFlash()
+
    def verifyFlash(self, address, content):
       device_content = self.readFlash(address, len(content))
       ok = content == device_content
-      print('Verify:', ok)
+      self.logger.info('Verify: {}'.format(ok))
+
    def readFlash(self, address, size):
-      print('Reading {1} bytes from 0x{0:X}'.format(address, size), end='')
+      self.logger.info('Reading {1} bytes from 0x{0:X}'.format(address, size))
       offset = 0
       tmp_size = 0x1800
       t1 = time.time()
@@ -159,14 +162,14 @@
          image += mem[:tmp_size]
 
          # indicate progress:
-         print('.', end='', flush=True)
+         self.logger.info('.')
 
          # increase for next piece:
          offset += tmp_size
       t2 = time.time()
       assert size == len(image)
-      print('Done!')
-      print('Speed: {0} bytes/second'.format(size/(t2-t1)))
+      self.logger.info('Done!')
+      self.logger.info('Speed: {0} bytes/second'.format(size/(t2-t1)))
       return image
 
    def waitFlashBusy(self):