diff --git a/firmware/hal_battery.c b/firmware/hal_battery.c
index 2fd7dc5..e8dcb75 100644
--- a/firmware/hal_battery.c
+++ b/firmware/hal_battery.c
@@ -105,6 +105,7 @@ void busy_handler()
     // PREVENT HIGH SPEED UNDER LOW BATTERY CONDITION
     halSetNotification(N_HOURGLASS,0xf);
     halFlags|=HAL_HOURGLASS;
+    halBusyEvent=-1;
     if(halFlags&HAL_SLOWLOCK) return;
     cpu_setspeed(192000000);
     halFlags|=HAL_FASTMODE;
@@ -115,6 +116,6 @@ void halSetBusyHandler()
 {
     if(!(halFlags&HAL_FASTMODE)) {
     // START THE EVENT AGAIN
-    halBusyEvent=tmr_eventcreate(&busy_handler,500,0);
+    if(halBusyEvent<=0) halBusyEvent=tmr_eventcreate(&busy_handler,500,0);
     }
 }
diff --git a/firmware/hal_keyboard.c b/firmware/hal_keyboard.c
index 5b0b2b0..fddad1a 100644
--- a/firmware/hal_keyboard.c
+++ b/firmware/hal_keyboard.c
@@ -444,7 +444,7 @@ BINT endCmdLineAndCompile()
     return 0;
 }
 
-BINT endCmdLine()
+void endCmdLine()
 {
             // END ALPHA MODE
             halSwapCmdLineMode(0);
@@ -1506,6 +1506,7 @@ void halOuterLoop()
     do {
         halRedrawAll(&scr);
         keymsg=halWaitForKey();
+        halSetBusyHandler();
     } while(!halProcessKey(keymsg));
 
 }
diff --git a/firmware/ui_cmdline.c b/firmware/ui_cmdline.c
index 400bf74..aadfb9a 100644
--- a/firmware/ui_cmdline.c
+++ b/firmware/ui_cmdline.c
@@ -385,9 +385,8 @@ if(rplSkipOb(CmdLineCurrentLine)!=TempObEnd) {
 
 // FINALLY, WE HAVE THE ORIGINAL LINE AT THE END OF TEMPOB, AND ENOUGH MEMORY ALLOCATED TO MAKE THE MOVE
 BINT tailchars=rplStrSize(CmdLineCurrentLine)-halScreen.CursorPosition;
-BINT delbytes=0;
 BYTEPTR delete_start=((BYTEPTR)CmdLineCurrentLine)+4+halScreen.CursorPosition;
-BYTEPTR delete_end=utf8nskip(delete_start,delete_start+tailchars,length);
+BYTEPTR delete_end=(BYTEPTR) utf8nskip((char *)delete_start,(char *)delete_start+tailchars,length);
 
 
 // MOVE THE TAIL TO THE END
diff --git a/newrpl/transcendentals.c b/newrpl/transcendentals.c
index 0d514d0..fb999cb 100644
--- a/newrpl/transcendentals.c
+++ b/newrpl/transcendentals.c
@@ -521,6 +521,7 @@ void trig_sincos(mpd_t *angle)
 
     if(startexp>=savedprec) {
         // VERY SMALL ANGLES
+        Context.prec=savedprec;
 
         if(swap) {
             // COS = 1
@@ -581,13 +582,15 @@ void trig_sincos(mpd_t *angle)
         mpd_add(&RReg[6],&RReg[5],&RReg[4],&Context);
     }
 
+    // RESTORE PREVIOUS PRECISION
+    Context.prec-=MPD_RDIGITS;
+
+
     }
 
     if(negcos) RReg[6].flags|=MPD_NEG;
     if(negsin) RReg[7].flags|=MPD_NEG;
 
-    // RESTORE PREVIOUS PRECISION
-    Context.prec-=MPD_RDIGITS;
 
 }