diff --git a/src/fenrir/core/fenrirManager.py b/src/fenrir/core/fenrirManager.py
index 31c2439e..92afa4f2 100644
--- a/src/fenrir/core/fenrirManager.py
+++ b/src/fenrir/core/fenrirManager.py
@@ -80,7 +80,6 @@ class fenrirManager():
             self.singleKeyCommand = False  
         if self.environment['input']['keyForeward'] > 0:
             self.environment['input']['keyForeward'] -=1
-        self.environment['runtime']['screenManager'].update('onInput')                            
         self.environment['runtime']['commandManager'].executeDefaultTrigger('onInput')       
         #print('handleInput:',time.time() - startTime)
     def handleExecuteCommand(self, event):        
@@ -93,8 +92,8 @@ class fenrirManager():
                 self.environment['runtime']['commandManager'].executeCommand( command, 'help')
                 return
         self.environment['runtime']['commandManager'].executeCommand( command, 'commands')            
-    def handleScreenChange(self, event):
-        self.environment['runtime']['screenManager'].update('onScreenChange')
+    def handleScreenChange(self, event):   
+        self.environment['runtime']['screenManager'].hanldeScreenChange(event['Data'])
         '''        
         if self.environment['runtime']['applicationManager'].isApplicationChange():
             self.environment['runtime']['commandManager'].executeDefaultTrigger('onApplicationChange')
@@ -103,10 +102,10 @@ class fenrirManager():
               self.environment['runtime']['applicationManager'].getCurrentApplication())          
         '''        
         self.environment['runtime']['commandManager'].executeDefaultTrigger('onScreenChanged')             
-        self.environment['runtime']['screenManager'].update('onScreenChange')            
+        self.environment['runtime']['screenDriver'].getCurrScreen()        
     def handleScreenUpdate(self, event):
         #startTime = time.time()
-        self.environment['runtime']['screenManager'].update('onUpdate')
+        self.environment['runtime']['screenManager'].handleScreenUpdate(event['Data'])
         '''
         if self.environment['runtime']['applicationManager'].isApplicationChange():
             self.environment['runtime']['commandManager'].executeDefaultTrigger('onApplicationChange')
@@ -120,7 +119,7 @@ class fenrirManager():
         # has cursor changed?            
         if self.environment['runtime']['cursorManager'].isCursorVerticalMove() or \
           self.environment['runtime']['cursorManager'].isCursorHorizontalMove():
-            self.environment['runtime']['commandManager'].executeDefaultTrigger('onCursorChange')        
+            self.environment['runtime']['commandManager'].executeDefaultTrigger('onCursorChange')
         self.environment['runtime']['commandManager'].executeDefaultTrigger('onScreenUpdate')
         self.environment['runtime']['inputManager'].clearLastDeepInput()
         #print('handleScreenUpdate:',time.time() - startTime)
diff --git a/src/fenrir/core/screenManager.py b/src/fenrir/core/screenManager.py
index 29e45d67..e337d039 100644
--- a/src/fenrir/core/screenManager.py
+++ b/src/fenrir/core/screenManager.py
@@ -19,18 +19,18 @@ class screenManager():
         
     def shutdown(self):
         self.env['runtime']['settingsManager'].shutdownDriver('screenDriver')
-
-    def update(self, trigger='onUpdate'):
-        self.env['runtime']['screenDriver'].getCurrScreen()                                    
-
-        if trigger == 'onScreenChange':
-            self.env['runtime']['screenDriver'].getSessionInformation()
-
-        self.env['screen']['oldApplication'] = self.env['screen']['newApplication']            
+    def hanldeScreenChange(self, eventData):
+        self.env['runtime']['screenDriver'].getCurrScreen()
+        self.env['runtime']['screenDriver'].getSessionInformation()
         if self.isScreenChange():                 
-            self.changeBrailleScreen()                                          
+            self.changeBrailleScreen()              
         if not self.isSuspendingScreen(self.env['screen']['newTTY']):       
-            self.env['runtime']['screenDriver'].update(trigger)
+            self.env['runtime']['screenDriver'].update(eventData, 'onScreenChange')
+            self.env['screen']['lastScreenUpdate'] = time.time()            
+    def handleScreenUpdate(self, eventData):
+        self.env['screen']['oldApplication'] = self.env['screen']['newApplication']                                                    
+        if not self.isSuspendingScreen(self.env['screen']['newTTY']):       
+            self.env['runtime']['screenDriver'].update(eventData, 'onScreenUpdate')
             #if trigger == 'onUpdate' or self.isScreenChange() \
             #  or len(self.env['screen']['newDelta']) > 6:
             #    self.env['runtime']['screenDriver'].getCurrApplication() 
diff --git a/src/fenrir/screenDriver/vcsaDriver.py b/src/fenrir/screenDriver/vcsaDriver.py
index 93cad131..bf541b45 100644
--- a/src/fenrir/screenDriver/vcsaDriver.py
+++ b/src/fenrir/screenDriver/vcsaDriver.py
@@ -116,6 +116,21 @@ class driver(screenDriver):
         #self.env['runtime']['debug'].writeDebugOut('getSessionInformation:'  + str(self.env['screen']['autoIgnoreScreens']) + ' ' + str(self.env['general'])  ,debug.debugLevel.INFO)                           
  
     def updateWatchdog(self,active , eventQueue):
+        screenData = {
+            'columns': 0,
+            'lines': 0,
+            'delta': '',
+            'negativeDelta': '',
+            'attribDelta': '',
+            'cursorAttrib':None,
+            'cursor':{'x':0,'y':0},
+            'Bytes': b'',
+            'Text': '',
+            'Attributes': None,
+            'Scren':'0',
+            'Application': '',
+            'screenUpdateTime': time.time(),
+        }
         try:
             vcsa = {}
             vcsaDevices = glob.glob('/dev/vcsa*')
@@ -148,12 +163,12 @@ class driver(screenDriver):
                             except:
                                 pass
                             oldScreen = currScreen
-                            eventQueue.put({"Type":fenrirEventType.ScreenChanged,"Data":''})  
                             try:
                                 vcsa[currScreen].seek(0)                        
                                 lastScreenContent = vcsa[currScreen].read() 
                             except:
-                                pass 
+                                pass                             
+                            eventQueue.put({"Type":fenrirEventType.ScreenChanged,"Data":lastScreenContent})  
                     else:
                         self.env['runtime']['debug'].writeDebugOut('ScreenUpdate',debug.debugLevel.INFO)                                                 
                         vcsa[currScreen].seek(0)                                                
@@ -167,7 +182,7 @@ class driver(screenDriver):
                             time.sleep(0.008)
                             vcsa[currScreen].seek(0)                             
                             dirtyContent = vcsa[currScreen].read()
-                        eventQueue.put({"Type":fenrirEventType.ScreenUpdate,"Data":None})
+                        eventQueue.put({"Type":fenrirEventType.ScreenUpdate,"Data":screenContent})
         except Exception as e:
             self.env['runtime']['debug'].writeDebugOut('VCSA:updateWatchdog:' + str(e),debug.debugLevel.ERROR)         
 
@@ -272,20 +287,8 @@ class driver(screenDriver):
         return _('Default')
     def getFenrirFontSize(self, attribute):
         return _('Default')    
-    def update(self, trigger='onUpdate'):
-        if trigger == 'onInput': # no need for an update on input for VCSA
-            return
-        newContentBytes = b''       
-        try:
-            # read screen
-            vcsa = open(self.vcsaDevicePath + self.env['screen']['newTTY'],'rb',0)
-            newContentBytes = vcsa.read()
-            vcsa.close()
-            if len(newContentBytes) < 5:
-                return
-        except Exception as e:
-            self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)   
-            return
+    def update(self, text, trigger='onUpdate'):
+        newContentBytes = text
         # set new "old" values
         self.env['screen']['oldContentBytes'] = self.env['screen']['newContentBytes']
         self.env['screen']['oldContentText'] = self.env['screen']['newContentText']