diff --git a/PhotoStepper/PhotoStepper.ino b/PhotoStepper/PhotoStepper.ino
index ee03de4..4559cb8 100644
--- a/PhotoStepper/PhotoStepper.ino
+++ b/PhotoStepper/PhotoStepper.ino
@@ -62,10 +62,20 @@ State state = STATE_MENU;
 
 // ===
 
+result enter_jog() {
+  lcd.setCursor(0, 0);
+  lcd.print("Jogging...      ");
+  lcd.setCursor(0, 1);
+  lcd.print("[sel] to exit   ");
+  Serial.println("enter_jog()");
+  state = STATE_JOG;
+  return proceed;
+}
+
 MENU(mainMenu, "Main menu", doNothing, noEvent, wrapStyle
   ,OP("Sub1", doNothing, noEvent)
   ,OP("Sub2", doNothing, noEvent)
-  ,OP("Sub3", doNothing, noEvent)
+  ,OP("Jog", enter_jog, enterEvent)
   //,EXIT("<Back")
 );
 
@@ -84,6 +94,7 @@ void ButtonHandler(const ButtonParam& param) {
   Serial.print(" ");
   switch (state) {
     case STATE_MENU:
+      Serial.print("menu - ");
       switch (param.state) {
         case ButtonState_Click:
           Serial.print("Click");
@@ -107,6 +118,7 @@ void ButtonHandler(const ButtonParam& param) {
       }
       break;
     case STATE_JOG:
+      Serial.print("jogging - ");
       switch (param.state) {
         case ButtonState_Up:
           Serial.print("Up");