diff --git a/firmware/applications/Makefile b/firmware/applications/Makefile
index 6d034d3..50b0058 100644
--- a/firmware/applications/Makefile
+++ b/firmware/applications/Makefile
@@ -21,6 +21,13 @@ endif
 OBJS += $(ME_OBJ).o
 endif
 
+ifeq "$(APP)" "loadable"
+ifndef LAPP
+LAPP=blinktest
+endif
+OBJS += ../loadable/$(LAPP).o
+endif
+
 WRAP=wrapper
 LIBNAME=app
 
diff --git a/firmware/applications/loadable.c b/firmware/applications/loadable.c
new file mode 100644
index 0000000..63ec6cb
--- /dev/null
+++ b/firmware/applications/loadable.c
@@ -0,0 +1,78 @@
+#include <sysinit.h>
+#include <string.h>
+
+#include "basic/basic.h"
+#include "lcd/lcd.h"
+#include "lcd/print.h"
+#include "usb/usbmsc.h"
+
+/**************************************************************************/
+void gotoISP(void) {
+    DoString(0,0,"Enter ISP!");
+    lcdDisplay();
+    ISPandReset();
+}
+
+void lcd_mirror(void) {
+    lcdToggleFlag(LCD_MIRRORX);
+};
+
+void lcd_invert(void) {
+    lcdToggleFlag(LCD_INVERTED);
+};
+
+void adc_check(void) {
+    int dx=0;
+    int dy=8;
+    // Print Voltage
+    dx=DoString(0,dy,"Voltage:");
+    while ((getInputRaw())==BTN_NONE){
+        DoInt(dx,dy,GetVoltage());
+        lcdDisplay();
+    };
+    dy+=8;
+    dx=DoString(0,dy,"Done.");
+};
+
+void msc_menu(void){
+    DoString(0,8,"MSC Enabled.");
+    lcdDisplay();
+    usbMSCInit();
+    while(!getInputRaw())delayms(10);
+    DoString(0,16,"MSC Disabled.");
+    usbMSCOff();
+};
+
+extern void (*ram)(void);
+
+const struct MENU_DEF menu_ISP =    {"Invoke ISP",  &gotoISP};
+const struct MENU_DEF menu_again = {"Run Loadable",   &ram};
+const struct MENU_DEF menu_nop =    {"---",   NULL};
+const struct MENU_DEF menu_msc =   {"MSC",   &msc_menu};
+const struct MENU_DEF menu_volt =   {"Akku",   &adc_check};
+const struct MENU_DEF menu_mirror = {"Mirror",   &lcd_mirror};
+const struct MENU_DEF menu_invert = {"Invert",   &lcd_invert};
+
+static menuentry menu[] = {
+    &menu_again,
+    &menu_ISP,
+    &menu_nop,
+    &menu_msc,
+    &menu_mirror,
+    &menu_invert,
+    &menu_volt,
+    NULL,
+};
+
+static const struct MENU mainmenu = {"Mainmenu", menu};
+
+
+/**************************************************************************/
+
+void main_loadable(void) {
+
+    lcdFill(0); // clear display buffer
+    lcdDisplay();
+    handleMenu(&mainmenu);
+    gotoISP();
+};
diff --git a/firmware/applications/mkwrapper b/firmware/applications/mkwrapper
index 50224fc..174a124 100755
--- a/firmware/applications/mkwrapper
+++ b/firmware/applications/mkwrapper
@@ -1,6 +1,9 @@
 #!/bin/sh
 
 for a in $* ; do
+    case $a in 
+    */*) continue;;
+    esac
 	base=${a%.o}
 	echo "void main_$base(void);" 
 	echo "void tick_$base(void);" 
@@ -10,6 +13,9 @@ echo
 echo "void wrapper(void){" 
 
 for a in $* ; do
+    case $a in 
+    */*) continue;;
+    esac
 	base=${a%.o}
 	echo "main_$base();"
 done