diff --git a/site_ansto/instrument/TEST_SICS/fakeGalil/galilcontroller.py b/site_ansto/instrument/TEST_SICS/fakeGalil/galilcontroller.py
index 45cf7612..79c31e5c 100644
--- a/site_ansto/instrument/TEST_SICS/fakeGalil/galilcontroller.py
+++ b/site_ansto/instrument/TEST_SICS/fakeGalil/galilcontroller.py
@@ -13,6 +13,8 @@ class GalilController(object):
         print "GalilController ctor: %d" % int(thePort)
         self.port = thePort
         self.motors = {}
+        self.IN = 256*[1]
+        self.OUT = 256*[1]
         for letter in "ABCDEFGH":
             self.motors[letter] = GalilMotor(letter)
         self.reset_powerup()
@@ -76,6 +78,10 @@ class GalilController(object):
                 response.append(" 0000000000")
             elif item == "_XQ0":
                 response.append(" 0000000123")
+            elif item[:3] == "@IN":
+                response.append(' ' + str(self.IN[int(item[3:].strip('[]'))]))
+            elif item[:4] == "@OUT":
+                response.append(' ' + str(self.OUT[int(item[4:].strip('[]'))]))
             elif item[0] == "@":
                 response.append(" 1.0000")
             elif len(item) == 4 and item[0] == "_":
@@ -123,6 +129,13 @@ class GalilController(object):
             self.doCommandDA(cmd, arg)
         elif action == "MG":
             self.doCommandMG(cmd, arg)
+        elif action == "SB":
+            self.OUT[int(arg)] = 1
+        elif action == "CB":
+            self.OUT[int(arg)] = 0
+        elif action == "IB":
+            (bit, val) = arg.split()
+            self.IN[int(bit)] = int(val)
 
     def processDataReceived(self, data):
         #print "PDU: \"" + data + "\""