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TMS320C6748: 关于TMS320C6748芯片Memory Map Summary分配

Part Number: TMS320C6748

在阅读《TMS320C6748 Fixed- and Floating-Point DSP datasheet (Rev. G).pdf》手册3.4章节 Memory Map Summary,有一些内存未定义,例如0xD000 000 - 0xFFFF FFF,实际上在在程序内部对0xD0000000后面的地址进行读写操作也是正常的,感觉对0xD0000000是有效的,想确认一下这个未定义的内存段怎么使用。