diff --git a/source/CommunicationInterface.m b/source/CommunicationInterface.m
index 66758207ec91db80556f6ae2fc48912e16b81275..858e6d67f520bbdcd5fb03a60ca46f84055d6167 100755
--- a/source/CommunicationInterface.m
+++ b/source/CommunicationInterface.m
@@ -392,30 +392,7 @@ classdef CommunicationInterface < handle
             cmd.addLength();
             brick.send(cmd);            
         end
-            
-        function playThreeTones(brick)
-            % Brick.playThreeTones Play three tones on the brick
-            %
-            % Brick.playThreeTones() plays three tones consequentively on
-            % the brick with one upload command.
-            %
-            % Example::
-            %           b.playThreeTones();
-            
-            cmd = Command();
-            cmd.addHeaderDirect(42,0,0);
-            cmd.opSOUND_TONE(5,440,500);
-            cmd.opSOUND_READY();
-            cmd.opSOUND_TONE(10,880,500);
-            cmd.opSOUND_READY();
-            cmd.opSOUND_TONE(15,1320,500);
-            cmd.opSOUND_READY();
-            cmd.addLength();
-            % print message
-            fprintf('Sending three tone message ...\n');
-            brick.send(cmd);    
-        end
-        
+          
         % Implemented @ MMI
         function types = inputDeviceList(brick)
             % Brick.inputDeviceList Get an array of sensor types 
@@ -856,9 +833,9 @@ classdef CommunicationInterface < handle
             reply = brick.receive()';
             msg = reply.msg;
             reading = msg(6);
-            if brick.debug > 0
-                 fprintf('Sensor reading: %.02f\n', reading);
-            end
+%             if brick.debug > 0
+%                  fprintf('Sensor reading: %.02f\n', reading);
+%             end
         end
         
         function reading = inputReadSI(brick,layer,no,mode)
@@ -887,9 +864,9 @@ classdef CommunicationInterface < handle
             reply = brick.receive()';
             msg = reply.msg;
             reading = typecast(uint8(msg(6:9)),'single');
-            if brick.debug > 0
-                 fprintf('Sensor reading: %.02f\n', reading);
-            end
+%             if brick.debug > 0
+%                  fprintf('Sensor reading: %.02f\n', reading);
+%             end
         end
         
         function reading = inputReadSIType(brick,layer,no,type,mode)
@@ -918,9 +895,9 @@ classdef CommunicationInterface < handle
             reply = brick.receive()';
             msg = reply.msg;
             reading = typecast(uint8(msg(6:9)),'single');
-            if brick.debug > 0
-                 fprintf('Sensor reading: %.02f\n', reading);
-            end
+%             if brick.debug > 0
+%                  fprintf('Sensor reading: %.02f\n', reading);
+%             end
         end
         
         function outputStop(brick,layer,nos,brake)
@@ -944,25 +921,6 @@ classdef CommunicationInterface < handle
             brick.send(cmd);
         end
         
-        function outputStopAll(brick)
-            % Brick.outputStopAll Stops all motors
-            %
-            % Brick.outputStopAll(layer) stops all motors on layer 0.
-            %
-            % Notes::
-            % - layer is the usb chain layer (usually 0).
-            % - Sends 0x0F as the NOS bit field to stop all motors.
-            %
-            % Example::
-            %           b.outputStopAll(0)
-            
-            cmd = Command();
-            cmd.addHeaderDirect(42,0,0);
-            cmd.opOUTPUT_STOP(0,15,BrakeMode.Brake);
-            cmd.addLength();
-            brick.send(cmd);
-        end
-        
         function outputPower(brick,layer,nos,power)
             % Brick.outputPower Set the motor output power
             % 
@@ -1345,9 +1303,9 @@ classdef CommunicationInterface < handle
             reply = brick.receive()';
             msg = reply.msg;
             tacho = typecast(uint8(msg(6:9)),'int32');
-            if brick.debug > 0
-                fprintf('Tacho: %d degrees\n', tacho);
-            end
+%             if brick.debug > 0
+%                 fprintf('Tacho: %d degrees\n', tacho);
+%             end
         end
         
         % Implemented @ MMI 
@@ -1400,10 +1358,10 @@ classdef CommunicationInterface < handle
             catch
                 speed = 0;  % Sometimes, the response packet lacks the 10th byte...?!
             end
-            if brick.debug > 0
-                fprintf('Speed: %d\n', speed);
-                fprintf('buggy Tacho: %d degrees\n', tacho);
-            end
+%             if brick.debug > 0
+%                 fprintf('Speed: %d\n', speed);
+%                 fprintf('buggy Tacho: %d degrees\n', tacho);
+%             end
         end
         
         % Implemented @ MMI
@@ -1884,6 +1842,29 @@ classdef CommunicationInterface < handle
             brick.soundPlayTone(volume, 1000, duration);
         end
         
+        function playThreeTones(brick)
+            % Brick.playThreeTones Play three tones on the brick
+            %
+            % Brick.playThreeTones() plays three tones consequentively on
+            % the brick with one upload command.
+            %
+            % Example::
+            %           b.playThreeTones();
+            
+            cmd = Command();
+            cmd.addHeaderDirect(42,0,0);
+            cmd.opSOUND_TONE(5,440,500);
+            cmd.opSOUND_READY();
+            cmd.opSOUND_TONE(10,880,500);
+            cmd.opSOUND_READY();
+            cmd.opSOUND_TONE(15,1320,500);
+            cmd.opSOUND_READY();
+            cmd.addLength();
+            % print message
+            fprintf('Sending three tone message ...\n');
+            brick.send(cmd);    
+        end
+        
         function plotSensor(brick,layer,no,mode)
             % Brick.plotSensor plot the sensor output 
             %
@@ -2010,16 +1991,16 @@ classdef CommunicationInterface < handle
             
             % Verbose output
             if brick.debug > 0
-               fprintf('sent (hex):    [ ');
+               fprintf('sent:  [ ');
                for ii=1:length(cmd.msg)
                    fprintf('%s ',dec2hex(cmd.msg(ii)))
                end
                fprintf(']\n');
-               fprintf('sent (dec):    [ ');
-               for ii=1:length(cmd.msg)
-                   fprintf('%d ',cmd.msg(ii))
-               end
-               fprintf(']\n');
+%                fprintf('\t             (dec):    [ ');
+%                for ii=1:length(cmd.msg)
+%                    fprintf('%d ',cmd.msg(ii))
+%                end
+%                fprintf(']\n\n');
             end
         end
        
@@ -2087,16 +2068,16 @@ classdef CommunicationInterface < handle
             
             % Verbose output
             if brick.debug > 0
-               fprintf('received (hex):    [ ');
+               fprintf('received:  [ ');
                for ii=1:length(rmsg)
                    fprintf('%s ',dec2hex(rmsg(ii)))
                end
                fprintf(']\n');
-               fprintf('received (dec):    [ ');
-               for ii=1:length(rmsg)
-                   fprintf('%d ',rmsg(ii))
-               end
-               fprintf(']\n');
+%                fprintf('\t                (dec):    [ ');
+%                for ii=1:length(rmsg)
+%                    fprintf('%d ',rmsg(ii))
+%                end
+%                fprintf(']\n\n');
             end      
         end
         
diff --git a/source/EV3.m b/source/EV3.m
index 851a4fab8e2320507139ebadcebad9c29136e653..7ddac27cb16018951b46d7163ef2d60456804246 100755
--- a/source/EV3.m
+++ b/source/EV3.m
@@ -125,16 +125,16 @@ classdef EV3 < MaskedHandle
             
             ev3.setProperties(varargin{:});
             
-            ev3.motorA = Motor('A', 'Debug', ev3.debug>=1);
-            ev3.motorB = Motor('B', 'Debug', ev3.debug>=1);
-            ev3.motorC = Motor('C', 'Debug', ev3.debug>=1);
-            ev3.motorD = Motor('D', 'Debug', ev3.debug>=1);
+            ev3.motorA = Motor('A', 'Debug', ev3.debug>0);
+            ev3.motorB = Motor('B', 'Debug', ev3.debug>0);
+            ev3.motorC = Motor('C', 'Debug', ev3.debug>0);
+            ev3.motorD = Motor('D', 'Debug', ev3.debug>0);
             
             
-            ev3.sensor1 = Sensor('1', 'Debug', ev3.debug>=1);
-            ev3.sensor2 = Sensor('2', 'Debug', ev3.debug>=1);
-            ev3.sensor3 = Sensor('3', 'Debug', ev3.debug>=1);
-            ev3.sensor4 = Sensor('4', 'Debug', ev3.debug>=1);
+            ev3.sensor1 = Sensor('1', 'Debug', ev3.debug>0);
+            ev3.sensor2 = Sensor('2', 'Debug', ev3.debug>0);
+            ev3.sensor3 = Sensor('3', 'Debug', ev3.debug>0);
+            ev3.sensor4 = Sensor('4', 'Debug', ev3.debug>0);
             
             ev3.init = false;
         end
@@ -294,10 +294,10 @@ classdef EV3 < MaskedHandle
                        'You have to call ev3.connect(...) first!']);
             end
             
-            ev3.commInterface.beep();
+            ev3.commInterface.soundPlayTone(10, 1000, 100);
             
             if ev3.debug
-				fprintf('(DEBUG) EV3::beep: Called beep on brick\n');
+				fprintf('(DEBUG) EV3::beep: Sent ''soundPlayTone''-command\n');
             end
         end
         
@@ -307,7 +307,7 @@ classdef EV3 < MaskedHandle
             % Arguments:
             %     volume (numeric in [0, 100]): in percent
             %     frequency (numeric in [250, 10000]): in Hertz
-            %     duration (numeric >0): in milliseconds
+            %     duration (numeric > 0): in milliseconds
             %
             % Example:
             %     b = EV3(); % |br| 
@@ -324,7 +324,7 @@ classdef EV3 < MaskedHandle
             ev3.commInterface.soundPlayTone(volume, frequency, duration);
             
             if ev3.debug
-				fprintf('(DEBUG) EV3::beep: Called soundPlayTone on brick\n');
+				fprintf('(DEBUG) EV3::playTone: Sent ''soundPlayTone''-command\n');
             end
         end
         
@@ -346,7 +346,7 @@ classdef EV3 < MaskedHandle
             ev3.commInterface.soundStopTone();
             
             if ev3.debug
-				fprintf('(DEBUG) EV3::beep: Called soundStopTone on brick\n');
+				fprintf('(DEBUG) EV3::stopTone: Called ''soundStopTone''-command\n');
             end
         end
         
@@ -372,7 +372,7 @@ classdef EV3 < MaskedHandle
             status = ev3.commInterface.soundTest;
             
             if ev3.debug
-				fprintf('(DEBUG) EV3::beep: Called soundTest on brick\n');
+				fprintf('(DEBUG) EV3::tonePlayed: Called ''soundTest''-command\n');
             end
         end
         
@@ -404,6 +404,16 @@ classdef EV3 < MaskedHandle
             if ev3.isConnected
                 ev3.commInterface.debug = (ev3.debug >= 2); 
             end
+            
+            ev3.motorA.debug = (ev3.debug > 0);
+            ev3.motorB.debug = (ev3.debug > 0);
+            ev3.motorC.debug = (ev3.debug > 0);
+            ev3.motorD.debug = (ev3.debug > 0);
+            
+            ev3.sensor1.debug = (ev3.debug > 0);
+            ev3.sensor2.debug = (ev3.debug > 0);
+            ev3.sensor3.debug = (ev3.debug > 0);
+            ev3.sensor4.debug = (ev3.debug > 0);
         end
         
         function setProperties(ev3, varargin)
@@ -484,13 +494,13 @@ classdef EV3 < MaskedHandle
                 bat = ev3.commInterface.uiReadLbatt();
                 
                 if ev3.debug
-                    fprintf('(DEBUG) EV3::getBattery: Called uiReadLBatt.\n');
+                    fprintf('(DEBUG) EV3::getBattery: Called ''uiReadLBatt''-command\n');
                 end
             else
                 bat = ev3.commInterface.uiReadVbatt();
                 
                 if ev3.debug
-                    fprintf('(DEBUG) EV3::getBattery: Called uiReadVBatt.\n');
+                    fprintf('(DEBUG) EV3::getBattery: Called ''uiReadVBatt''-command\n');
                 end
             end
         end
diff --git a/source/Motor.m b/source/Motor.m
index 5220f46afee9111edbb6ac48f0365ed05f7f0fbf..62fb6bcef6d6bbcfdc1f3a78deecc2ea44301883 100755
--- a/source/Motor.m
+++ b/source/Motor.m
@@ -272,11 +272,11 @@ classdef Motor < MaskedHandle & dynamicprops
                     
                 end
                 
-                motor.commInterface.outputStart(0, motor.port);
-                
                 if motor.debug
-                    fprintf('(DEBUG) Motor::start: Called outputStart on Port %s\n', port2str('Motor', motor.port));
+                    fprintf('\n(DEBUG) Motor::start: Calling ''outputStart''-command on Port %s...\n', port2str('Motor', motor.port));
                 end
+                motor.commInterface.outputStart(0, motor.port);
+                
                 motor.state.startedNotBusy = true;
             else
                 limit = motor.limitValue - (motor.smoothStart + motor.smoothStop);
@@ -287,43 +287,43 @@ classdef Motor < MaskedHandle & dynamicprops
                 
                 if strcmpi(motor.limitMode, 'Tacho')
                     if motor.speedRegulation
+                        if motor.debug
+                            fprintf('\n(DEBUG) Motor::start: Calling ''outputStepSpeed''-command on Port %s...\n',...
+                                    port2str('Motor', motor.port));
+                        end
+                        
                         motor.commInterface.outputStepSpeed(0, motor.port, motor.power,...
                             motor.smoothStart, limit, motor.smoothStop,...
                             motor.brakeMode_);
-                        
+                    else
                         if motor.debug
-                            fprintf('(DEBUG) Motor::start: Called outputStepSpeed on Port %s\n',...
+                            fprintf('\n(DEBUG) Motor::start: Calling ''outputStepPower''-command on Port %s...\n',...
                                     port2str('Motor', motor.port));
                         end
-                    else
+                        
                         motor.commInterface.outputStepPower(0, motor.port, motor.power,...
                             motor.smoothStart, limit, motor.smoothStop,...
                             motor.brakeMode_);
-                        
-                        if motor.debug
-                            fprintf('(DEBUG) Motor::start: Called outputStepPower on Port %s\n',...
-                                    port2str('Motor', motor.port));
-                        end
                     end
                 elseif strcmpi(motor.limitMode, 'Time')
                     if motor.speedRegulation
+                        if motor.debug
+                            fprintf('\n(DEBUG) Motor::start: Calling ''outputTimeSpeed''-command on Port %s...\n',...
+                                    port2str('Motor', motor.port));
+                        end
+                        
                         motor.commInterface.outputTimeSpeed(0, motor.port, motor.power,...
                             motor.smoothStart, limit, motor.smoothStop,...
                             motor.brakeMode_);
-                        
+                    else
                         if motor.debug
-                            fprintf('(DEBUG) Motor::start: Called outputTimeSpeed on Port %s\n',...
+                            fprintf('\n(DEBUG) Motor::start: Calling ''outputTimePower''-command on Port %s...\n',...
                                     port2str('Motor', motor.port));
                         end
-                    else
+                        
                         motor.commInterface.outputTimePower(0, motor.port, motor.power,...
                             motor.smoothStart, limit, motor.smoothStop,...
                             motor.brakeMode_);
-                        
-                        if motor.debug
-                            fprintf('(DEBUG) Motor::start: Called outputTimePower on Port %s\n',...
-                                    port2str('Motor', motor.port));
-                        end
                     end
                 end
             end
@@ -349,11 +349,10 @@ classdef Motor < MaskedHandle & dynamicprops
                 return;
             end
             
-            motor.commInterface.outputStop(0, motor.port, motor.brakeMode_);
-            
             if motor.debug
-                fprintf('(DEBUG) Motor::stop: Called outputStop on Port %s\n', port2str('Motor', motor.port));
+                fprintf('\n(DEBUG) Motor::stop: Calling ''outputStop''-command on Port %s...\n', port2str('Motor', motor.port));
             end
+            motor.commInterface.outputStop(0, motor.port, motor.brakeMode_);
             
             motor.state.startedNotBusy = false;
         end
@@ -474,21 +473,21 @@ classdef Motor < MaskedHandle & dynamicprops
            
             
             if strcmpi(motor.limitMode, 'Tacho')
-               motor.commInterface.outputStepSync(0, motor.port+syncMotor.port, ...
-                                              motor.power, turnRatio, ...
-                                              motor.limitValue, motor.brakeMode_);
                if motor.debug
-                   fprintf(['(DEBUG) Motor::syncedStart: Called outputStepSync on ' ,...
+                   fprintf(['\n(DEBUG) Motor::syncedStart: Calling ''outputStepSync''-command on ' ,...
                            'Ports %s and %s.\n'], port2str('Motor', motor.port), port2str('Motor', syncMotor.port));
                end
-            elseif strcmpi(motor.limitMode, 'Time')
-                motor.commInterface.outputTimeSync(0, motor.port+syncMotor.port, ...
+               motor.commInterface.outputStepSync(0, motor.port+syncMotor.port, ...
                                               motor.power, turnRatio, ...
-                                              motor.limitValue, motor.brakeMode_); 
+                                              motor.limitValue, motor.brakeMode_);
+            elseif strcmpi(motor.limitMode, 'Time')
                if motor.debug
-                   fprintf('(DEBUG) Motor::start: Called outputStepSync on Ports %s and %s.\n',...
+                   fprintf('\n(DEBUG) Motor::start: Calling ''outputStepSync''-command on Ports %s and %s.\n',...
                          port2str('Motor', motor.port), port2str('Motor', syncMotor.port));
                end
+               motor.commInterface.outputTimeSync(0, motor.port+syncMotor.port, ...
+                                              motor.power, turnRatio, ...
+                                              motor.limitValue, motor.brakeMode_);
             end
         end
         
@@ -528,6 +527,10 @@ classdef Motor < MaskedHandle & dynamicprops
             syncMotor.applyState();
             
             % Synced stopping
+            if motor.debug
+                fprintf('\n(DEBUG) Motor::syncedStop: Calling ''outputStop''-command on Ports %s and %s.\n', ...
+                    port2str('Motor', motor.port), port2str('Motor', syncMotor.port));
+            end
             motor.commInterface.outputStop(0, motor.port+syncMotor.port, motor.brakeMode_);
             
             % On next start, both motors have to send power-opcode again
@@ -537,12 +540,6 @@ classdef Motor < MaskedHandle & dynamicprops
             if syncMotor.state.sendPowerOnSet
                 syncMotor.state.sendOnStart = bitset(syncMotor.state.sendOnStart, SendOnStart.Power, 1);
             end
-            
-            
-            if motor.debug
-                fprintf('(DEBUG) Motor::syncedStop: Called outputStop on Ports %s and %s.\n', ...
-                    port2str('Motor', motor.port), port2str('Motor', syncMotor.port));
-            end
         end
         
         function waitFor(motor)
@@ -593,12 +590,11 @@ classdef Motor < MaskedHandle & dynamicprops
                        port2str('Motor', motor.port));
             end
             
-            motor.commInterface.outputReset(0, motor.port);
-            
             if motor.debug
-                fprintf('(DEBUG) Motor::internalReset: Called outputReset on Port %s\n',...
+                fprintf('\n(DEBUG) Motor::internalReset: Calling ''outputReset''-command on Port %s...\n',...
                           port2str('Motor', motor.port));
             end
+            motor.commInterface.outputReset(0, motor.port);
         end
         
         function resetTachoCount(motor)
@@ -613,12 +609,11 @@ classdef Motor < MaskedHandle & dynamicprops
                        port2str('Motor', motor.port));
             end
             
-            motor.commInterface.outputClrCount(0, motor.port);
-            
             if motor.debug
-                fprintf('(DEBUG) Motor::resetTachoCount: Called outputClrCount on Port %s\n',...
+                fprintf('\n(DEBUG) Motor::resetTachoCount: Calling ''outputClrCount''-command on Port %s...\n',...
                           port2str('Motor', motor.port));
             end
+            motor.commInterface.outputClrCount(0, motor.port);
         end
         
         function setBrake(motor, brake)
@@ -988,17 +983,15 @@ classdef Motor < MaskedHandle & dynamicprops
             end;
             
             if motor.currentSpeedRegulation
-                motor.commInterface.outputSpeed(0, motor.port, power);
-
                 if motor.debug
-                    fprintf('(DEBUG) Motor::setPower: Called outputSpeed on Port %s\n', port2str('Motor', motor.port));
+                    fprintf('\n(DEBUG) Motor::setPower: Calling ''outputSpeed''-command on Port %s...\n', port2str('Motor', motor.port));
                 end
+                motor.commInterface.outputSpeed(0, motor.port, power);
             else
-                motor.commInterface.outputPower(0, motor.port, power);
-
                 if motor.debug
-                    fprintf('(DEBUG) Motor::setPower: Called outputPower on Port %s\n', port2str('Motor', motor.port));
+                    fprintf('\n(DEBUG) Motor::setPower: Calling ''outputPower''-command on Port %s...\n', port2str('Motor', motor.port));
                 end
+                motor.commInterface.outputPower(0, motor.port, power);
             end
             success = true;
             return;
@@ -1009,14 +1002,14 @@ classdef Motor < MaskedHandle & dynamicprops
                 error('Motor::getTypeMode: Motor-Object not connected to comm handle.');
             end
             
-            [typeNo,modeNo] = motor.commInterface.inputDeviceGetTypeMode(0, motor.portInput);
-            type = DeviceType(typeNo);
-            mode = DeviceMode(type,modeNo);
-            
             if motor.debug
-                fprintf('(DEBUG) Motor::getTypeMode: Called inputDeviceGetTypeMode on Port %s\n',...
+                fprintf('\n(DEBUG) Motor::getTypeMode: Calling ''inputDeviceGetTypeMode''-command on Port %s...\n',...
                          port2str('Motor', motor.port));
             end
+            
+            [typeNo,modeNo] = motor.commInterface.inputDeviceGetTypeMode(0, motor.portInput);
+            type = DeviceType(typeNo);
+            mode = DeviceMode(type,modeNo);
         end
         
         function status = getStatus(motor)
@@ -1024,13 +1017,12 @@ classdef Motor < MaskedHandle & dynamicprops
                 error('Motor::getStatus: Motor-Object not connected to comm handle.');
             end
             
-            statusNo = motor.commInterface.inputDeviceGetConnection(0, motor.portInput);
-            status = ConnectionType(statusNo);
-            
             if motor.debug
-                fprintf('(DEBUG) Motor::getStatus: Called inputDeviceGetConnection on Port %s\n',...
+                fprintf('\n(DEBUG) Motor::getStatus: Calling ''inputDeviceGetConnection''-command on Port %s...\n',...
                          port2str('Motor', motor.port));
             end
+            statusNo = motor.commInterface.inputDeviceGetConnection(0, motor.portInput);
+            status = ConnectionType(statusNo);
         end
         
         function cnt = getTachoCount(motor)
@@ -1038,29 +1030,28 @@ classdef Motor < MaskedHandle & dynamicprops
                 error('Motor::getTachoCount: Motor-Object not connected to comm handle.');
             end
             
-            cnt = motor.commInterface.outputGetCount(0, motor.portNo);
             if motor.debug
-                fprintf('(DEBUG) Motor::getTachoCount: Called outputGetCount on Port %s\n', port2str('Motor', motor.port));
+                fprintf('\n(DEBUG) Motor::getTachoCount: Calling ''outputGetCount''-command on Port %s...\n', port2str('Motor', motor.port));
             end
+            cnt = motor.commInterface.outputGetCount(0, motor.portNo);
         end
         
         function cnt = getInternalTachoCount(motor)
-            [~, cnt] = motor.commInterface.outputRead(0, motor.portNo);
             if motor.debug
-                fprintf('(DEBUG) Motor::getInternalTachoCount: Called outputRead on Port %s\n', port2str('Motor', motor.port));
+                fprintf('\n(DEBUG) Motor::getInternalTachoCount: Calling ''outputRead''-command on Port %s...\n', port2str('Motor', motor.port));
             end
+            [~, cnt] = motor.commInterface.outputRead(0, motor.portNo);
         end
         
         function speed = getSpeed(motor)
             if ~motor.connectedToBrick
                 error('Motor::getSpeed: Motor-Object not connected to comm handle.');
             end
-            
-            speed = motor.commInterface.inputReadSI(0, motor.portInput, DeviceMode.Motor.Speed);
-            
+
             if motor.debug
-                fprintf('(DEBUG) Motor::getSpeed: Called inputReadSI on Port %s\n', port2str('Motor', motor.port));
+                fprintf('\n(DEBUG) Motor::getSpeed: Calling ''inputReadSI''-command on Port %s...\n', port2str('Motor', motor.port));
             end
+            speed = motor.commInterface.inputReadSI(0, motor.portInput, DeviceMode.Motor.Speed);
         end
         
         function busy = getBusyFlag(motor)
@@ -1076,11 +1067,10 @@ classdef Motor < MaskedHandle & dynamicprops
                 error('Motor::getBusyFlag: Motor-Object not connected to comm handle.');
             end
             
-            busy = motor.commInterface.outputTest(0, motor.port);
-            
             if motor.debug
-                fprintf('(DEBUG) Motor::getBusyFlag: Called outputTest on Port %s\n', port2str('Motor', motor.port));
+                fprintf('\n(DEBUG) Motor::getBusyFlag: Calling ''outputTest''-command on Port %s...\n', port2str('Motor', motor.port));
             end
+            busy = motor.commInterface.outputTest(0, motor.port);
         end
         
         function applyBrake(motor)
@@ -1093,6 +1083,11 @@ classdef Motor < MaskedHandle & dynamicprops
                 error('Motor::applyBrake: Can''t apply brake because Motor is moving');
             end
             
+            if motor.debug
+                fprintf(['\n(DEBUG) Motor::applyBrake: Calling ''outputPower'', ''outputStart'' and' ,...
+                    '''outputStop'' on Port %s...\n'], port2str('Motor', motor.port));
+            end
+            
             if motor.speedRegulation 
                 motor.commInterface.outputPower(0, motor.port, 0);
             else
@@ -1100,11 +1095,6 @@ classdef Motor < MaskedHandle & dynamicprops
             end
             motor.commInterface.outputStart(0, motor.port);
             motor.commInterface.outputStop(0, motor.port, BrakeMode.Brake);
-            
-            if motor.debug
-                fprintf(['(DEBUG) Motor::applyBrake: Called outputPower, outputStart and' ,...
-                    'outputStop on Port %s\n'], port2str('Motor', motor.port));
-            end
         end
         
         function releaseBrake(motor)
@@ -1117,6 +1107,10 @@ classdef Motor < MaskedHandle & dynamicprops
                 error('Motor::releaseBrake: Can''t release brake because Motor is moving');
             end
             
+            if motor.debug
+                fprintf(['\n(DEBUG) Motor::releaseBrake: Calling ''outputPower'', ''outputStart'' and' ,...
+                    '''outputStop'' on Port %s...\n'], port2str('Motor', motor.port));
+            end
             if motor.speedRegulation 
                 motor.commInterface.outputPower(0, motor.port, 0);
             else
@@ -1124,11 +1118,6 @@ classdef Motor < MaskedHandle & dynamicprops
             end
             motor.commInterface.outputStart(0, motor.port);
             motor.commInterface.outputStop(0, motor.port, BrakeMode.Coast);
-            
-            if motor.debug
-                fprintf(['(DEBUG) Motor::releaseBrake: Called outputPower, outputStart and' ,...
-                    'outputStop on Port %s\n'], port2str('Motor', motor.port));
-            end
         end
     end
     
diff --git a/source/Sensor.m b/source/Sensor.m
index bbf73675d55a5888a61e181ce902f5711ea141ec..2cd6ec2c8e91cce616356f53673431c0e64439a1 100755
--- a/source/Sensor.m
+++ b/source/Sensor.m
@@ -252,12 +252,11 @@ classdef Sensor < MaskedHandle
             
 %             warning(['Sensor::reset: Current version of reset resets ALL devices, that is, ',...
 %                      'all motor tacho counts and all other sensor counters!']);
-            sensor.commInterface.inputDeviceClrAll(0);
-            
             if sensor.debug
-                fprintf('(DEBUG) Sensor::reset: Called inputReadSI on Port %d.\n',...
+                fprintf('\n(DEBUG) Sensor::reset: Calling ''inputReadSI''-command on Port %d...\n',...
                     sensor.port+1);
             end
+            sensor.commInterface.inputDeviceClrAll(0);
         end
         
         %% Setter
@@ -395,13 +394,12 @@ classdef Sensor < MaskedHandle
                        sensor.port+1);
             end
             
-            sensor.commInterface.inputReadSI(0, sensor.port, mode);  % Reading a value implicitly
-                                                             % sets the mode.
-            
             if sensor.debug
-                fprintf('(DEBUG) Sensor::setMode: Called inputReadSI on Port %d.\n',...
+                fprintf('\n(DEBUG) Sensor::setMode: Calling ''inputReadSI''-command on Port %d...\n',...
                     sensor.port+1);
             end
+            sensor.commInterface.inputReadSI(0, sensor.port, mode);  % Reading a value implicitly
+                                                             % sets the mode.
         end
         
         function val = getValue(sensor, varargin)
@@ -428,10 +426,17 @@ classdef Sensor < MaskedHandle
             end
             
             if defaultMode ~= -1
-                val = sensor.commInterface.inputReadSI(0, sensor.port, defaultMode);
+                mode = defaultMode;
             else
-                val = sensor.commInterface.inputReadSI(0, sensor.port, sensor.mode);
+                mode = sensor.mode;
+            end
+            		
+            if sensor.debug
+                fprintf('\n(DEBUG) Sensor::getValue: Calling ''inputReadSI''-command on Port %d...\n',...
+                    sensor.port+1);
             end
+            val = sensor.commInterface.inputReadSI(0, sensor.port, sensor.mode);
+            
             
             if strcmp(class(sensor.mode), 'DeviceMode.Color')
                 if sensor.mode == DeviceMode.Color.Col
@@ -441,16 +446,11 @@ classdef Sensor < MaskedHandle
             
             % See note
 			if isnan(val)
-				val = sensor.commInterface.inputReadSI(0, sensor.port, sensor.mode);
                 if sensor.debug
-                    fprintf('(DEBUG) Sensor::getValue: Called inputReadSI on Port %d.\n',...
+                    fprintf('\n(DEBUG) Sensor::getValue: Calling ''inputReadSI''-command on Port %d...\n',...
                         sensor.port+1);
                 end
-			end
-			
-            if sensor.debug
-                fprintf('(DEBUG) Sensor::getValue: Called inputReadSI on Port %d.\n',...
-                    sensor.port+1);
+				val = sensor.commInterface.inputReadSI(0, sensor.port, sensor.mode);
             end
         end
         
@@ -459,13 +459,13 @@ classdef Sensor < MaskedHandle
                 error('Sensor::getStatus: Sensor-Object not connected to comm handle.');
            end
            
-            statusNo = sensor.commInterface.inputDeviceGetConnection(0, sensor.port);
-            status = ConnectionType(statusNo);
-            
             if sensor.debug
-                fprintf(['(DEBUG) Sensor::getStatus: Called inputDeviceGetConnection on ' ,...
-                         'Port %d.\n'], sensor.port+1);
+                fprintf(['\n(DEBUG) Sensor::getStatus: Calling ''inputDeviceGetConnection''-command on ' ,...
+                         'Port %d...\n'], sensor.port+1);
             end
+           
+           statusNo = sensor.commInterface.inputDeviceGetConnection(0, sensor.port);
+           status = ConnectionType(statusNo);
         end
         
         function [type,mode] = getTypeMode(sensor)
@@ -474,6 +474,11 @@ classdef Sensor < MaskedHandle
            end
            
             type = DeviceType.Error;
+            
+            if sensor.debug
+                fprintf(['\n(DEBUG) Sensor::getStatus: Calling ''inputDeviceGetConnection''-command on ' ,...
+                         'Port %d...\n'], sensor.port+1);
+            end
             for i = 1:10
                 try
                     [typeNo,modeNo] = sensor.commInterface.inputDeviceGetTypeMode(0, sensor.port);
@@ -489,11 +494,6 @@ classdef Sensor < MaskedHandle
             catch ME
                 mode = DeviceMode.Default.Undefined;
             end
-            
-            if sensor.debug
-                fprintf(['(DEBUG) Sensor::getStatus: Called inputDeviceGetConnection on ' ,...
-                         'Port %d.\n'], sensor.port+1);
-            end
         end
         
     end
diff --git a/source/usbBrickIO.m b/source/usbBrickIO.m
index 5854cc57a775c682caf3ab41dca62ae819a78bd8..47a682098d4bc2fd538c9a944abd6dda20f9585d 100755
--- a/source/usbBrickIO.m
+++ b/source/usbBrickIO.m
@@ -56,7 +56,7 @@ classdef usbBrickIO < BrickIO
             end
             
             if brickIO.debug > 0
-                fprintf('usbBrickIO init\n');
+                fprintf('(DEBUG) (USB init)\n');
             end
             
             % Create the usb handle
@@ -96,10 +96,9 @@ classdef usbBrickIO < BrickIO
             % delete(brickIO) closes the usb connection handle
             
             if brickIO.debug > 0
-                fprintf('usbBrickIO delete\n');
+                fprintf('(DEBUG) (USB delete)\n');
             end
             
-            % Disconnect
             try
                 brickIO.close;
             catch
@@ -114,7 +113,7 @@ classdef usbBrickIO < BrickIO
             % interface.
             
             if brickIO.debug > 0
-                fprintf('usbBrickIO open\n');
+                fprintf('(DEBUG) (USB open)\n');
             end
             
             % Open the usb handle (MMI: and handle possible errors)
@@ -143,7 +142,7 @@ classdef usbBrickIO < BrickIO
             % usbBrickIO.close() closes the usb handle through the hidapi
             % interface.
             if brickIO.debug > 0
-                fprintf('usbBrickIO close\n');
+                fprintf('(DEBUG) (USB close) \n');
             end 
             
             try
@@ -170,7 +169,7 @@ classdef usbBrickIO < BrickIO
             % implementation.
             
             if brickIO.debug > 0
-                fprintf('usbBrickIO read\n');
+                fprintf('(DEBUG) (USB read)   ');
             end 
             
             % Read from the usb handle
@@ -220,7 +219,7 @@ classdef usbBrickIO < BrickIO
             % uint8 format.
             
             if brickIO.debug > 0
-                fprintf('usbBrickIO write\n');
+                fprintf('(DEBUG) (USB write)  ');
             end 
             
             % Write to the usb handle using report ID 0