diff --git a/firmware/applications/default.c b/firmware/applications/default.c
index 0c29759..ea52100 100644
--- a/firmware/applications/default.c
+++ b/firmware/applications/default.c
@@ -108,6 +108,7 @@ void tick_default(void) {
 
 
     EVERY(50,0){
+        /*
         if(GLOBAL(chargeled)){
             IOCON_PIO1_11 = 0x0;
             gpioSetDir(RB_LED3, gpioDirection_Output);
@@ -116,6 +117,7 @@ void tick_default(void) {
             else
                 gpioSetValue (RB_LED3, 0);
         };
+        */
 
         if(GetVoltage()<3600){
             IOCON_PIO1_11 = 0x0;
diff --git a/firmware/applications/serial/serial.c b/firmware/applications/serial/serial.c
index 30ffae2..9e52869 100644
--- a/firmware/applications/serial/serial.c
+++ b/firmware/applications/serial/serial.c
@@ -415,9 +415,21 @@ static int process(char * input){
                 puts_plus(" ");
                 puts_plus(IntToStrX( uint8ptouint32(buf+8),8 ));
             }else if(type=='b'){
-                if(filter)
+                if(filter=='.' || filter=='u')
                     if(uint8ptouint32(buf+8)!=uint8ptouint32(filterdata))
                         continue;
+                if(filter=='0' && buf[3] != 0x00)
+                    continue;
+                if(filter=='5' && buf[3] != 0x55)
+                    continue;
+                if(filter=='a' && buf[3] != 0xaa)
+                    continue;
+                if(filter=='A' && buf[3] != 0xaa)
+                    continue;
+                if(filter=='f' && buf[3] != 0xff)
+                    continue;
+                if(filter=='F' && buf[3] != 0xff)
+                    continue;
                 puts_plus("R ");
                 puts_plus(IntToStrX( buf[0],2 ));
                 puts_plus(" ");
diff --git a/firmware/basic/config.c b/firmware/basic/config.c
index e0eba99..6ae9cdc 100644
--- a/firmware/basic/config.c
+++ b/firmware/basic/config.c
@@ -28,7 +28,7 @@ struct CDESC the_config[]= {
     {"flamemaxw",        255,   1, 255, 1, CFG_TYPE_FLAME},
     {"flameminw",        0x8f,  1, 255, 1, CFG_TYPE_FLAME},
     {"l0nick",           0,     0, 1  , 0, 0},
-    {"chargeled",        0,     0, 1  , 0, 0},
+    {"chargeled",        0,     0, 1  , 0, CFG_TYPE_GONE},
     {"positionleds",     0,     0, 1  , 0, 0},
     { NULL,              0,     0, 0  , 0, 0},
 };
diff --git a/firmware/basic/config.h b/firmware/basic/config.h
index e3a678f..299abb7 100644
--- a/firmware/basic/config.h
+++ b/firmware/basic/config.h
@@ -18,6 +18,7 @@ struct CDESC {
 #define CFG_TYPE_BASIC 0
 #define CFG_TYPE_DEVEL 1
 #define CFG_TYPE_FLAME 2
+#define CFG_TYPE_GONE 3
 
 #define MAXNICK 17
 extern struct CDESC the_config[];
diff --git a/firmware/l0dable/EXPORTS b/firmware/l0dable/EXPORTS
index 42a8b76..d4936d2 100644
--- a/firmware/l0dable/EXPORTS
+++ b/firmware/l0dable/EXPORTS
@@ -104,14 +104,14 @@ systickGetTicks
 uint32touint8p
 uint8ptouint32
 #Add stuff here
-o_init
-o_path_new
-o_move_to
-o_line_to
-o_curve_to
-o_close
-o_set_gray
-o_fill
-o_set_shader
-o_identity
-o_transform
+#o_init
+#o_path_new
+#o_move_to
+#o_line_to
+#o_curve_to
+#o_close
+#o_set_gray
+#o_fill
+#o_set_shader
+#o_identity
+#o_transform
diff --git a/firmware/l0dable/Makefile b/firmware/l0dable/Makefile
index 121c4f5..dfffde4 100644
--- a/firmware/l0dable/Makefile
+++ b/firmware/l0dable/Makefile
@@ -24,9 +24,13 @@ LDSRCFILE=ram.ld
 LDFILE=loadable.ld
 CFLAGS+=-mlong-calls -fno-toplevel-reorder
 
-CRYPT=cp
+DOCRYPT=0
+CRYPT=../../tools/crypto/xxtea
 CRYPTFLAGS=-p
 
+skey=`cd .. && ./getkey.pl l0dable_sign`
+ekey=`cd .. && ./getkey.pl l0dable_crypt`
+
 all: $(OBJS) $(ELFS) $(BINS) $(CODS) $(NIKS) 1boot.int debug.int
 
 $(LDFILE):
@@ -47,7 +51,13 @@ $(LDFILE):
 	$(OBJCOPY) $(OCFLAGS) -O binary $< $@
 
 %.c0d: %.bin
-	$(CRYPT) $(CRYPTFLAGS) $< $@
+ifeq "$(DOCRYPT)" "1"
+	$(CRYPT) -e -k $(ekey) -o $<.tmp $<
+	$(CRYPT) -s -k $(skey) -o $@ $<.tmp
+	rm -f $<.tmp
+else
+	cp $< $@
+endif
 
 %.nik: .PHONY
 	@a=$@;a=nick_$${a%.nik}.c0d;echo mv $$a $@;mv $$a $@
diff --git a/firmware/l0dable/rockets.c b/firmware/l0dable/rockets.c.disabled
similarity index 99%
rename from firmware/l0dable/rockets.c
rename to firmware/l0dable/rockets.c.disabled
index 6eb9c0a..fe291b3 100644
--- a/firmware/l0dable/rockets.c
+++ b/firmware/l0dable/rockets.c.disabled
@@ -27,6 +27,7 @@ void ram (void)
   int angle;
   int scale;
   int velocity = 0;
+  frame_no=0;
 
   while ((inpt = getInputRaw()) != BTN_ENTER)
     {
diff --git a/firmware/l0dable/showlcd.c b/firmware/l0dable/showlcd.c
new file mode 100644
index 0000000..fc6b72a
--- /dev/null
+++ b/firmware/l0dable/showlcd.c
@@ -0,0 +1,67 @@
+#include <sysinit.h>
+
+#include "basic/basic.h"
+#include "lcd/lcd.h"
+#include "lcd/print.h"
+#include "filesystem/ff.h"
+
+#include "usetable.h"
+
+//shows *.lcd
+void ram(void)
+{
+    char filename[13];
+    char key;
+    int i=500;
+
+    // Image or Animation?
+    lcdClear();
+    lcdPrintln("Image | Anim?");
+    lcdPrintln("Up=Image");
+    lcdPrintln("Down=Anim");
+    lcdRefresh();  
+    key = getInputWait();
+    delayms(230);
+
+    // Show file
+    if( key == BTN_DOWN ){
+        // Choose animation speed
+        while ( key != BTN_ENTER ){
+            lcdClear();
+            lcdPrintln("Choose speed:");
+            lcdPrintln("");
+            lcdPrint("   ");
+            lcdPrint(IntToStr(i,5,0));
+            lcdPrintln("ms");
+            lcdRefresh();
+            key = getInputWait();
+            if ( key == BTN_UP ){
+                if ( i < 60000 )
+                    i+=10;
+            } else if ( key == BTN_DOWN ){
+                if ( i > 10 )
+                    i-=10;
+            }
+            delayms(100);                
+        }
+        // Select file
+        lcdClear();
+        delayms(230);
+        selectFile(filename,"LCD");
+        // Load as animation
+        lcdShowAnim(filename, i);
+    } else if ( key == BTN_UP ){    
+        // Select file
+        lcdClear();
+        delayms(230);
+        selectFile(filename,"LCD");
+        // Load as image
+        lcdLoadImage(filename);
+        lcdRefresh();
+    } else {
+        // Exit
+        return;
+    }
+    getInputWait();
+}
+
diff --git a/firmware/l0dable/snake.c b/firmware/l0dable/snake.c
new file mode 100644
index 0000000..9422712
--- /dev/null
+++ b/firmware/l0dable/snake.c
@@ -0,0 +1,194 @@
+#include <sysinit.h>
+#include "basic/basic.h"
+#include "basic/config.h"
+
+#include "lcd/lcd.h"
+#include "lcd/print.h"
+#include "usetable.h"
+
+struct elem
+{
+    int x,y;
+};
+
+void reset(struct elem snake[],size_t *snake_size,int *dirc,
+int*speed, int*points,int*point_s);
+void o_rectangle (int x0, int y0, int width, int height);
+struct elem rnd(void);
+
+#define MAX_SNAKE_LEN (40)
+#define SNAKE_DEM (3)
+#define MIN_SPEED (25)
+#define MAX_SPEED (3)
+#define SIZE_X (RESX)
+#define SIZE_Y (RESY)
+
+void ram(void)
+{
+    int inpt,dirc,c,grows = 0,dx,dy,points,point_s=1;
+    size_t n = 0, snake_size = 5, speed=MIN_SPEED;
+    struct elem snake[MAX_SNAKE_LEN], food;
+	char test[512]; /* scratch space */
+  o_init (test, sizeof(test));
+
+  reset(snake,&snake_size,&dirc,&speed,&points,&point_s);
+
+  food = rnd();
+
+    while (1)
+    {
+        head:
+        if(!(++c % speed))
+           {
+
+
+inpt = getInputRaw();
+
+dx=DoString(0,0,IntToStrX(points,2));
+    dx=(SIZE_X-dx)/2;
+    if(dx<0)
+        dx=0;
+    dy=(SIZE_Y-getFontHeight())/2;
+
+         lcdFill(255);
+      o_rectangle(1,0,SIZE_X-2,SIZE_Y-2);
+      o_set_gray (0);
+         o_fill ();
+
+        //o_identity (); /* reset tranforms */
+
+      o_set_gray (50);
+
+      setExtFont("UBUNTU29");
+
+    lcdSetPixel(1,1,1);
+    DoString(dx,dy,IntToStrX(points,2));
+
+      o_set_gray (255);
+
+
+    for(n=0;n<snake_size;++n)
+    {
+        o_rectangle
+(snake[n].x*SNAKE_DEM,snake[n].y*SNAKE_DEM,SNAKE_DEM,SNAKE_DEM); /*
+fill background with black */
+      o_fill ();     /* fill with 50% {
+                       reset(snake,&snake_size);
+                       goto head;
+                   }gray */
+    }
+    o_rectangle
+(food.x*SNAKE_DEM,food.y*SNAKE_DEM,SNAKE_DEM,SNAKE_DEM); /* fill
+background with black */
+      o_fill ();
+
+
+      lcdDisplay();
+
+        if (inpt == BTN_UP && dirc != 1)
+            {
+              dirc = 3;
+            }
+          else if (inpt == BTN_DOWN && dirc != 3)
+            {
+              dirc = 1;
+            }
+          else if (inpt == BTN_LEFT && dirc != 0)
+            {
+              dirc = 2;
+            }
+          else if (inpt == BTN_RIGHT && dirc !=2)
+            {
+              dirc = 0;
+            }
+//
+
+               struct elem t = snake[snake_size-1];
+
+               if(dirc == 0)
+                ++t.x;
+               else if(dirc == 1)
+                ++t.y;
+                else if(dirc == 2)
+                --t.x;
+               else if(dirc == 3)
+                --t.y;
+
+               if(t.x < 0 || t.y < 0 || t.y > SIZE_Y/SNAKE_DEM-1 ||
+t.x > SIZE_X/SNAKE_DEM)
+               {
+                       reset(snake,&snake_size,&dirc,&speed,&points,&point_s);
+                       goto head;
+                   }
+
+               for(n=0;n<snake_size-1;++n)
+               {
+                   if(snake[n].x == t.x && snake[n].y == t.y)
+                   {
+                       reset(snake,&snake_size,&dirc,&speed,&points,&point_s);
+                       goto head;
+                   }
+                   else if(snake[n].x == food.x && snake[n].y == food.y)
+                   {
+                       grows = 1;
+                       ++snake_size;
+                       ++points;
+                       if(speed > MAX_SPEED) --speed;
+                        food = rnd();
+                   }
+               }
+
+                if(!grows)
+                {
+               for(n=0;n<snake_size-1;++n)
+               {
+                   snake[n] = snake[n+1];
+               }
+                }
+                else
+                    grows = 0;
+
+               snake[snake_size-1] = t;
+           }
+           else
+               delayms(3);
+
+
+           }
+
+
+
+    }
+
+    struct elem rnd(void)
+    {
+        struct elem res;
+        res.x = getRandom() % (SIZE_X/SNAKE_DEM-1) +1;
+                        res.y = getRandom() % (SIZE_Y/SNAKE_DEM-1) + 1;
+        return  res;
+    }
+
+ void reset(struct elem snake[],size_t *snake_size,int *dirc,
+int*speed, int*points,int* point_s)
+{
+    size_t n = 0;
+    for(n=0;n<MAX_SNAKE_LEN;++n)
+  { snake[n].x=5;snake[n].y=5; }
+  *snake_size = 5;
+  *dirc = 0;
+  *speed = MIN_SPEED;
+  *points=0;
+  *point_s=1;
+}
+
+
+void o_rectangle (int x0, int y0, int width, int height)
+{
+  o_path_new ();
+  o_move_to (x0, y0);
+  o_line_to (x0 + width, y0);
+  o_line_to (x0 + width, y0+height+1);
+  o_line_to (x0, y0+height+1);
+  o_close ();
+}
+
diff --git a/firmware/lcd/o.c b/firmware/lcd/o.c
index ceef2f0..b02e526 100644
--- a/firmware/lcd/o.c
+++ b/firmware/lcd/o.c
@@ -35,7 +35,7 @@
  */
 
 #define O_ENABLE_FILL
-#define O_ENABLE_STROKE
+//#define O_ENABLE_STROKE
 #define O_ENABLE_USER_SHADER
 #define O_ENABLE_BW   /* pick one ,. */
 //#define O_ENABLE_GRAY
diff --git a/tools/.gitignore b/tools/.gitignore
index cc28b98..1b1c77e 100644
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -2,3 +2,5 @@ lpcfix.exe
 lpcfix
 xxtea.exe
 xxtea
+generate-keys.exe
+generate-keys
diff --git a/tools/font/binary/orbit32.f0n b/tools/font/binary/orbit32.f0n
new file mode 100644
index 0000000..2563e93
Binary files /dev/null and b/tools/font/binary/orbit32.f0n differ
diff --git a/tools/font/binary/soviet26.f0n b/tools/font/binary/soviet26.f0n
new file mode 100644
index 0000000..f3e18c6
Binary files /dev/null and b/tools/font/binary/soviet26.f0n differ
diff --git a/tools/font/binary/soviet38.f0n b/tools/font/binary/soviet38.f0n
new file mode 100644
index 0000000..3982002
Binary files /dev/null and b/tools/font/binary/soviet38.f0n differ