diff --git a/uisimulator/sdl/UI-mrobe100.bmp b/uisimulator/sdl/UI-mrobe100.bmp
new file mode 100644
index 0000000000..17e7abcde1
Binary files /dev/null and b/uisimulator/sdl/UI-mrobe100.bmp differ
diff --git a/uisimulator/sdl/button.c b/uisimulator/sdl/button.c
index 5e46cbe7c6..4211ba3f04 100644
--- a/uisimulator/sdl/button.c
+++ b/uisimulator/sdl/button.c
@@ -632,6 +632,42 @@ void button_event(int key, bool pressed)
     case SDLK_INSERT:
         new_btn = BUTTON_RC_MODE;
         break;
+#elif CONFIG_KEYPAD == MROBE100_PAD
+    case SDLK_KP4:
+    case SDLK_LEFT:
+        new_btn = BUTTON_LEFT;
+        break;
+    case SDLK_KP6:
+    case SDLK_RIGHT:
+        new_btn = BUTTON_RIGHT;
+        break;
+    case SDLK_KP8:
+    case SDLK_UP:
+        new_btn = BUTTON_SCROLL_UP;
+        break;
+    case SDLK_KP2:
+    case SDLK_DOWN:
+        new_btn = BUTTON_SCROLL_DOWN;
+        break;
+    case SDLK_KP_PLUS:
+    case SDLK_F8:
+        new_btn = BUTTON_POWER;
+        break;
+    case SDLK_ESCAPE:
+        new_btn = BUTTON_POWER;
+        break;
+    case SDLK_KP_DIVIDE:
+    case SDLK_F1:
+        new_btn = BUTTON_REW;
+        break;
+    case SDLK_KP_MULTIPLY:
+    case SDLK_F2:
+        new_btn = BUTTON_FF;
+        break;
+    case SDLK_KP5:
+    case SDLK_SPACE:
+        new_btn = BUTTON_PLAY;
+        break;
 #else
 #error No keymap defined!
 #endif /* CONFIG_KEYPAD */
diff --git a/uisimulator/sdl/uisdl.h b/uisimulator/sdl/uisdl.h
index 9be517c997..7d11bfab20 100644
--- a/uisimulator/sdl/uisdl.h
+++ b/uisimulator/sdl/uisdl.h
@@ -310,6 +310,17 @@
 #define UI_LCD_BGCOLORLIGHT         173, 216, 230 /* bkgnd color of LCD (backlight) */
 #define UI_LCD_BLACK                0, 0, 0 /* black */
 
+#elif defined(MROBE_100)
+#define UI_TITLE                    "Olympus M:Robe 100"
+#define UI_WIDTH                    247 /* width of GUI window */
+#define UI_HEIGHT                   416 /* height of GUI window */
+#define UI_LCD_BGCOLOR              94, 2, 2 /* bkgnd color of LCD (no backlight) */
+#define UI_LCD_BGCOLORLIGHT         241, 6, 3 /* bkgnd color of LCD (backlight) */
+#define UI_LCD_BLACK                0, 0, 0 /* black */
+#define UI_LCD_POSX                 43 /* x position of lcd */
+#define UI_LCD_POSY                 25 /* y position of lcd */
+#define UI_LCD_WIDTH                160
+#define UI_LCD_HEIGHT               128
 #endif
 extern SDL_Surface *gui_surface;
 extern bool background;  /* True if the background image is enabled */