Index: boot_flash_start.s
===================================================================
--- /YC3121_demo/Librarier/startup/boot_flash_start.s	(revision 644)
+++ /YC3121_demo/Librarier/startup/boot_flash_start.s	(working copy)
@@ -280,7 +280,7 @@
 			BNE isr_app 			
 			ldr r1,=isr_table
 			ldr r0,[r0, r1]
-			blx r0
+			bx r0
 			ENDP
 				
 isr_ret		PROC
Index: flash_start.s
===================================================================
--- /YC3121_demo/Librarier/startup/flash_start.s	(revision 644)
+++ /YC3121_demo/Librarier/startup/flash_start.s	(working copy)
@@ -228,7 +228,7 @@
 isr    		PROC
 			ldr r1,=isr_table
 			ldr r0,[r0, r1]
-			blx r0
+			bx r0
 			ENDP
 				
 isr_ret		PROC
Index: flash_start_gcc.s
===================================================================
--- /YC3121_demo/Librarier/startup/flash_start_gcc.s	(revision 644)
+++ /YC3121_demo/Librarier/startup/flash_start_gcc.s	(working copy)
@@ -160,7 +160,7 @@
 isr:
 		ldr r1,=isr_table
 		ldr r0,[r0, r1]
-		blx r0
+		bx r0
 isr_ret:
 		mov r0,#0
 		sub r0,#7