• IAR中如何定向把数组和函数放在指定的地址单元


    1. 指定数组到特定的Flash单元
    #pragma location = 0x000FFF00
     __root const char Flash_config[] =
    {
    0x0,0x1,0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,
    0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A,0x1B,0x1C,0x1D,0x1E,0x1F,
    0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2A,0x2B,0x2C,0x2D,0x2E,0x2F,
    0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,
    0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4A,0x4B,0x4C,0x4D,0x4E,0x4F,
    0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,
    0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,0x6B,0x6C,0x6D,0x6E,0x6F,
    0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A,0x7B,0x7C,0x7D,0x7E,0x7F,
    0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,
    0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F,
    0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0x2F,
    };
    执行结果如下:

    Capture.PNG
     
     
     


     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
    2. 定位到Flash区域,这个需要两个步骤:
    第一步:在LCF文件分配一段代码;
    place at address mem: 0x0001e000 { readonly section .funflash };
    第二步:在主函数定义函数;
    char Function_Relocted_to_Address(int flag) @".funflash"
    {
      if (flag > 0)
      {
       return 1;
      }
      return 0;
      }
    }
    ---------------------
    作者:CATHY_T
    来源:CSDN
    原文:https://blog.csdn.net/cathy_aa/article/details/72829097
    版权声明:本文为博主原创文章,转载请附上博文链接!

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  • 原文地址:https://www.cnblogs.com/mynight2012/p/10411348.html
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