diff --git a/extra/fx.proto b/extra/fx.proto
index 7404df5..21041c1 100644
--- a/extra/fx.proto
+++ b/extra/fx.proto
@@ -98,11 +98,18 @@ message RGBW {
     required uint32 w = 4;
 }
 
+message MultiColor {
+    required fixed32 col1 = 1;
+    required fixed32 col2 = 2;
+    required fixed32 col3 = 3;
+}
+
 message ColorType {
     oneof colorTypes {
         RGB rgb = 1;
         RGBW rgbw = 2;
         fixed32 color = 3;
+        MultiColor multiColor = 4;
     }
 }
 
@@ -159,7 +166,7 @@ message decreaseSpeed_msg {
 }
 message setColor_msg {
     optional uint32 segment = 1;
-    repeated ColorType color = 2;
+    required ColorType color = 2;
 }
 message setBrightness_msg {
     required uint32 brightness = 1;
@@ -190,8 +197,9 @@ message setSegment_msg {
     required uint32 start = 2;
     required uint32 end = 3;
     required Mode mode = 4;
-    repeated ColorType color = 5;
-    required Options options = 6;
+    required ColorType color = 5;
+    required uint32 speed = 6;
+    required Options options = 7;
 }
 message resetSegments_msg {
     //(),
@@ -211,10 +219,19 @@ message copyPixels_msg {
     required uint32 source = 2;
     required uint32 count = 3;
 }
+message display_msg {
+    required uint32 offset = 1;
+    repeated fixed32 color = 2;
+}
 message show_msg {
     //(void);
 }
 
+message halt_msg {
+    //(void);
+}
+
+
 // MAIN MESSAGE
 
 message Root {
@@ -246,7 +263,9 @@ message Root {
         resetSegmentRuntime_msg resetSegmentRuntime = 25;
         setPixelColor_msg setPixelColor = 26;
         copyPixels_msg copyPixels = 27;
-        show_msg show = 28;
+        display_msg display = 28;
+        show_msg show = 29;
+        halt_msg halt = 30;
     }
 }