ROOT  0x0004000 ;PRO ENTRTY = 0X4000 | FLASH ADDR = ( 0X4400 )0X4000 * 34 / 32  
{
	BOOT 0x0004000 ALIGNALL 32
	{
     	 uart_updata_sys.o (SYS_Boot, +First)
 	 ;    *(+RO)
	}

	;if u want to modify the base address of section, you may pay attention to
	PRIMARY_START 0x0004F00 FIXED EMPTY 0x20 
	{
	}
	FAST_CALL_SEG 0x0004F20 FIXED ALIGNALL 32
	{
	 ;Do not change the section order, for update image;
	* (aentry0)             ;0x0004F20  main entry
	* (aentry1)             ;0x0004F40  FIQ  entry
	* (aentry2)             ;0x0004F60  irq  entry
	* (fastcall)            ;0x0004F80    
	}
    BLE_ENTRY_CALL_SEG 0x009200 FIXED ALIGNALL 32
	{  
        *(ble_entry)
	   LE_advertise.o
	   LE_connection.o
	   LE_link_layer.o
	   LE_frequency.o
    }
    ROM_SEG +0 FIXED ALIGNALL 32
    {
       * (+RO)
    }
	;FLASH  +0 ALIGNALL 32
	;{
	;*.o(+RO)
	;}
	;if u want to modify the base address of section, you may pay attention toupdate_image.h
	PEND_FOR_FLASH 0x00400000 EMPTY 0x20
	{

	}
	RAM 0x00400020 NOCOMPRESS
	{
	*(+RW,+ZI)
	}


}