diff --git a/src/main.cpp b/src/main.cpp
index 1d9783d..e9610ab 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -10,9 +10,24 @@ using namespace daisysp;
 
 DaisyPatch patch;
 
+const int MENU_SIZE = 7;
+std::string menuItems[MENU_SIZE];
+int selectedMenuItem = 0;
+
+void SetupMenu() {
+  menuItems[0] = "VCO";
+  menuItems[1] = "VCA";
+  menuItems[2] = "Envelope";
+  menuItems[3] = "LFO";
+  menuItems[4] = "Logic";
+  menuItems[5] = "Delay";
+  menuItems[6] = "Reverb";
+}
+
 int main(void) {
   patch.Init();
   patch.StartAdc();
+  SetupMenu();
   while(true) {
     ProcessControls();
     ProcessOled();
@@ -20,7 +35,20 @@ int main(void) {
   }
 }
 
-void ProcessControls() {}
+void FilterMenu() {
+  if (selectedMenuItem >= MENU_SIZE) {
+    selectedMenuItem = 0;
+  } else if (selectedMenuItem < 0) {
+    selectedMenuItem = MENU_SIZE - 1;
+  }
+}
+
+void ProcessControls() {
+  patch.UpdateAnalogControls();
+  patch.DebounceControls();
+  selectedMenuItem += patch.encoder.Increment();
+  FilterMenu();
+}
 
 void ProcessOutputs() {}
 
@@ -30,7 +58,7 @@ void ProcessOled() {
   std::string str;
   char* cstr = &str[0];
   patch.display.SetCursor(0,0);
-  str = "Cascade";
+  str = std::to_string(selectedMenuItem) + " " + menuItems[selectedMenuItem];
   patch.display.WriteString(cstr, Font_7x10, true);
 
   patch.display.Update();