diff --git a/ardustim/.vscode/extensions.json b/ardustim/.vscode/extensions.json
index 0f0d740..080e70d 100644
--- a/ardustim/.vscode/extensions.json
+++ b/ardustim/.vscode/extensions.json
@@ -1,7 +1,10 @@
-{
-    // See http://go.microsoft.com/fwlink/?LinkId=827846
-    // for the documentation about the extensions.json format
-    "recommendations": [
-        "platformio.platformio-ide"
-    ]
-}
+{
+    // See http://go.microsoft.com/fwlink/?LinkId=827846
+    // for the documentation about the extensions.json format
+    "recommendations": [
+        "platformio.platformio-ide"
+    ],
+    "unwantedRecommendations": [
+        "ms-vscode.cpptools-extension-pack"
+    ]
+}
diff --git a/ardustim/src/ardustim.ino b/ardustim/src/ardustim.ino
index 86af8ad..3179f6a 100644
--- a/ardustim/src/ardustim.ino
+++ b/ardustim/src/ardustim.ino
@@ -116,6 +116,11 @@ wheels Wheels[MAX_WHEELS] = {
   { mitsubishi_3A92_friendly_name, mitsubishi_3A92, 0.6, 144, 720 },
   { Toyota_4AGE_CAS_friendly_name, toyota_4AGE_CAS, 0.333, 144, 720 },
   { Toyota_4AGZE_friendly_name, toyota_4AGZE, 0.333, 144, 720 },
+  { rover_mems_mode1_thirtysix_minus_one_one_friendly_name,  rover_mems_mode1_thirtysix_minus_one_one,  0.6, 72, 360 },
+  { rover_mems_mode2_thirtysix_minus_one_one_one_one_friendly_name, rover_mems_mode2_thirtysix_minus_one_one_one_one, 0.6, 144, 720 }, 
+  { rover_mems_mode3_thirtysix_minus_one_one_one_one_friendly_name, rover_mems_mode3_thirtysix_minus_one_one_one_one, 0.6, 144, 720 }, 
+  { rover_mems_mode4_thirtysix_minus_one_one_one_one_friendly_name, rover_mems_mode4_thirtysix_minus_one_one_one_one, 0.6, 144, 720 },
+  { rover_mems_mode5_thirtysix_minus_one_one_one_one_friendly_name, rover_mems_mode5_thirtysix_minus_one_one_one_one, 0.6, 144, 720 }
 };
 
 /* Initialization */
diff --git a/ardustim/src/wheel_defs.h b/ardustim/src/wheel_defs.h
index 8ceab68..5e7ebfa 100644
--- a/ardustim/src/wheel_defs.h
+++ b/ardustim/src/wheel_defs.h
@@ -114,7 +114,12 @@
    MITSUBISHI_3A92,        /* Mitsubishi 3cylinder 3A92 */
    TOYOTA_4AGE_CAS,           /*Toyota 4AGE CAS, 4 teeth and one cam tooth*/
    TOYOTA_4AGZE,           /*Toyota 4AGZE, 24 teeth and one cam tooth*/
-   MAX_WHEELS,
+   ROVER_K_MODE1_36_ONE_ONE,         /* MEMS pattern 1 36-1-1 with teeth as 17 gap 17 gap */
+   ROVER_K_MODE2_36_ONE_ONE_ONE_ONE, /* MEMS pattern 2 36-1-1-1-1 with teeth as 11 gap 5 gap 12 gap 4 gap */
+   ROVER_K_MODE3_36_ONE_ONE_ONE_ONE, /* MEMS pattern 3 36-1-1-1-1 with teeth as 2 gap 14 gap 3 gap 13 gap */
+   ROVER_K_MODE4_36_ONE_ONE_ONE_ONE, /* MEMS pattern 4 36-1-1-1-1 with teeth as 3 gap 14 gap 2 gap 13 gap */
+   ROVER_K_MODE5_36_ONE_ONE_ONE_ONE, /* MEMS pattern 5 36-1-1-1-1 with teeth as 9 gap 7 gap 10 gap 6 gap */
+   MAX_WHEELS
  }WheelType;
 
 /* Name strings for EACH wheel type, for serial UI */
@@ -171,6 +176,11 @@
  const char mitsubishi_3A92_friendly_name[] PROGMEM = "Mitsubishi 3A92";
  const char Toyota_4AGE_CAS_friendly_name[] PROGMEM = "Toyota 4AGE";
  const char Toyota_4AGZE_friendly_name[] PROGMEM = "Toyota 4AGZE";
+ const char rover_mems_mode1_thirtysix_minus_one_one_friendly_name[] PROGMEM = "Rover 36-1-1 flywheel EARLY MEMS";
+ const char rover_mems_mode2_thirtysix_minus_one_one_one_one_friendly_name[] PROGMEM = "Rover 36-1-1-1-1 11 gap 5 gap 12 gap 4 gap";
+ const char rover_mems_mode3_thirtysix_minus_one_one_one_one_friendly_name[] PROGMEM = "Rover 36-1-1-1-1 2 gap 14 gap 3 gap 13 gap";
+ const char rover_mems_mode4_thirtysix_minus_one_one_one_one_friendly_name[] PROGMEM = "Rover 36-1-1-1-1 3 gap 14 gap 2 gap 13 gap";
+ const char rover_mems_mode5_thirtysix_minus_one_one_one_one_friendly_name[] PROGMEM = "Rover 36-1-1-1-1 9 gap 7 gap 10 gap 6 gap";
  
 
  /* Very simple 50% duty cycle */
@@ -1207,4 +1217,103 @@
      1,1,0,0,0,0,0,0,0,0,0,0,
      1,1,0,0,0,0,0,0,0,0,0,0,
   };
+  
+/* Rover MEMS engine tooth patterns. 4 available. 1st isn't commoon (36-1-1). 2,3 and 4 are the most common. 
+ * Pattern 1 is MEMS 1.0,1.3,1.6 36-1-1 with the teeth grouped 17-17- 
+ * Pattern 2 is MEMS 1.9 36-1-1-1-1 with the teeth grouped 12-4-11-5 with gaps at 120, 180, 310, 360
+ * Pattern 3 is MEMS 2.0 36-1-1-1-1 with the teeth grouped 14-3-13-2 with gaps at 80, 110, 260, 300
+ * Pattern 4 is MEMS 3.0 36-1-1-1-1 with the teeth grouped 14-2-13-3 with gaps at 80, 120, 270, 300
+ */
+
+  const unsigned char rover_mems_mode1_thirtysix_minus_one_one [] PROGMEM =
+  {
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,0,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    0,0
+  };
+
+  const unsigned char rover_mems_mode2_thirtysix_minus_one_one_one_one [] PROGMEM =
+  {
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,0,0,1,0,1,0,1,0,
+    1,2,3,2,2,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    2,2,3,2,3,2,3,2,3,2,
+    2,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,2,2,3,2,3,2,
+    3,2,3,0,1,0,0,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,0,0,1,0,1,0,1,0,
+    1,0,0,0
+  };                 
+
+  const unsigned char rover_mems_mode3_thirtysix_minus_one_one_one_one [] PROGMEM =
+  {
+    1,0,1,0,0,0,1,0,1,0,
+    0,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,2,3,2,3,2,3,2,3,2,
+    2,2,3,2,3,2,3,2,2,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,2,2,3,2,
+    3,2,2,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,0,1,0,1,0,1,0,
+    1,0,0,0,1,0,1,0,1,0,
+    0,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0
+  };          
+
+
+ 
+  const unsigned char rover_mems_mode4_thirtysix_minus_one_one_one_one [] PROGMEM =
+  {
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,0,0,1,0,
+    1,0,1,0,0,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,2,2,3,2,3,2,
+    2,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,2,2,
+    3,2,3,2,3,2,2,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,1,0,1,0,1,0,
+    1,0,1,0,1,0,0,0,1,0,
+    1,0,0,0,1,0,1,0,1,0,
+    1,0,1,0
+  };  
+  
+const unsigned char rover_mems_mode5_thirtysix_minus_one_one_one_one [] PROGMEM =
+  {
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,0,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,1,0,0,0,1,0,1,0,
+    1,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,2,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    2,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,3,2,3,2,
+    2,2,3,2,3,2,3,2,3,2,
+    3,2,3,2,3,2,2,2,3,2,
+    3,2,3,2,1,0,1,0,1,0,
+    1,0,1,0,1,0,1,0,0,0,
+    1,0,1,0,1,0,1,0,1,0,
+    1,0,0,0
+  };
+
+
   #endif