[嵌入式]keil 中sct文件的分析

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; *************************************************************
; *** Scatter-Loading Description File generated by uVision ***
; *************************************************************

LR_IROM1 0x00026000 0x000C7000  {    ; load region size_region
  ER_IROM1 0x00026000 0x000C7000  {  ; load address = execution address
   *.o (RESET, +First)
   *(InRoot$$Sections)
   .ANY (+RO)
  }
  RW_IRAM1 0x20003010 0x0003C404  {  ; RW data
   .ANY (+RW +ZI)
  }
  RW_IRAM3 0x2003F414 0x00000008  {  ; RW data
   .ANY (+RW +ZI)
  } 
  
  RW_IRAM4 0x2003F41C 0x00000A64  {  ; RW data
   arm_startup_nrf52840.o (HEAP)
   arm_startup_nrf52840.o (STACK)

  }
  RW_IRAM5 0x2003FE80 UNINIT 0x00000100  {
   .ANY (NO_INIT0) 
  }
  RW_IRAM2 0x2003FF80 UNINIT 0x00000080  {  ;UNINIT在c语言中作为关键词来用，设备复位ram不清零
   .ANY (NO_INIT)
  }
}