Is it possible soft reset to 0x6000 bootloader?

[chenxuuu]

Is it possible soft reset to 0x6000 bootloader?

without control reset pin

 

I try these codes doesn't work:

 

FLASH_Unlock(FLASH_MemType_Data);
FLASH_ProgramOptionByte(0x480B, 0x55);
FLASH_ProgramOptionByte(0x480C, 0xaa);
FLASH_Lock(FLASH_MemType_Data);

#asm
LDW X, SP
LD A, $FF
LD XL, A
LDW SP, X
JPF $6000
#endasm