diff --git a/nodes/core/hardware/35-arduino.js b/nodes/core/hardware/35-arduino.js
index 1241239cb..d5e4fe7b5 100644
--- a/nodes/core/hardware/35-arduino.js
+++ b/nodes/core/hardware/35-arduino.js
@@ -43,14 +43,15 @@ module.exports = function(RED) {
             node.log("version "+node.board.boardVersion);
         });
 
-        node.on('close', function() {
+        node.on('close', function(done) {
             if (node.board) {
                 try {
                     node.board.close(function() {
+                        done();
                         node.log("port closed");
                     });
-                } catch(e) { }
-            }
+                } catch(e) { done(); }
+            } else { done(); }
         });
     }
     RED.nodes.registerType("arduino-board",ArduinoNode);
diff --git a/nodes/core/hardware/36-rpi-gpio.js b/nodes/core/hardware/36-rpi-gpio.js
index ce59354c5..adf5674b5 100644
--- a/nodes/core/hardware/36-rpi-gpio.js
+++ b/nodes/core/hardware/36-rpi-gpio.js
@@ -91,7 +91,7 @@ module.exports = function(RED) {
                 node.running = false;
                 node.status({fill:"red",shape:"circle",text:""});
                 if (RED.settings.verbose) { node.log("closed"); }
-                node.done();
+                if (node.done) { node.done(); }
             });
 
             node.child.on('error', function (err) {
@@ -109,10 +109,11 @@ module.exports = function(RED) {
             node.status({fill:"red",shape:"circle",text:""});
             delete pinsInUse[node.pin];
             if (node.child != null) {
+                node.done = done;
                 node.child.stdin.write(" close "+node.pin);
                 node.child.kill('SIGKILL');
             }
-            node.done = done;
+            else { done(); }
         });
     }
     RED.nodes.registerType("rpi-gpio in",GPIOInNode);
@@ -173,7 +174,7 @@ module.exports = function(RED) {
                 node.running = false;
                 node.status({fill:"red",shape:"circle",text:""});
                 if (RED.settings.verbose) { node.log("closed"); }
-                node.done();
+                if (node.done) { node.done(); }
             });
 
             node.child.on('error', function (err) {
@@ -191,10 +192,11 @@ module.exports = function(RED) {
             node.status({fill:"red",shape:"circle",text:""});
             delete pinsInUse[node.pin];
             if (node.child != null) {
+                node.done = done;
                 node.child.stdin.write(" close "+node.pin);
                 node.child.kill('SIGKILL');
             }
-            node.done = done;
+            else { done(); }
         });
 
     }
@@ -237,7 +239,7 @@ module.exports = function(RED) {
             node.running = false;
             node.status({fill:"red",shape:"circle",text:""});
             if (RED.settings.verbose) { node.log("closed"); }
-            node.done();
+            if (node.done) { node.done(); }
         });
 
         node.child.on('error', function (err) {
@@ -249,10 +251,11 @@ module.exports = function(RED) {
         node.on("close", function(done) {
             node.status({fill:"red",shape:"circle",text:""});
             if (node.child != null) {
+                node.done = done;
                 node.child.kill('SIGINT');
                 node.child = null;
             }
-            node.done = done;
+            else { done(); }
         });
     }
     RED.nodes.registerType("rpi-mouse",PiMouseNode);
diff --git a/nodes/core/hardware/nrgpio.py b/nodes/core/hardware/nrgpio.py
index 774dbfcfb..414f5fc5e 100755
--- a/nodes/core/hardware/nrgpio.py
+++ b/nodes/core/hardware/nrgpio.py
@@ -140,6 +140,34 @@ if len(sys.argv) > 1:
                     mask = 1 << bit
                 GPIO.output(list[bit], data & mask)
 
+    elif cmd == "borg":
+        #print "Initialised BORG mode - "+str(pin)+
+        GPIO.setup(11,GPIO.OUT)
+        GPIO.setup(13,GPIO.OUT)
+        GPIO.setup(15,GPIO.OUT)
+        r = GPIO.PWM(11, 100)
+        g = GPIO.PWM(13, 100)
+        b = GPIO.PWM(15, 100)
+        r.start(0)
+        g.start(0)
+        b.start(0)
+
+        while True:
+            try:
+                data = raw_input()
+                if data == "close":
+                    GPIO.cleanup()
+                    sys.exit(0)
+                c = data.split(",")
+                r.ChangeDutyCycle(float(c[0]))
+                g.ChangeDutyCycle(float(c[1]))
+                b.ChangeDutyCycle(float(c[2]))
+            except EOFError:        # hopefully always caused by us sigint'ing the program
+                GPIO.cleanup()
+                sys.exit(0)
+            except:
+                data = 0
+
     elif cmd == "rev":
         print GPIO.RPI_REVISION