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DSP2808 有两个SARAM区,为什么名称相同都是L0,L1,H0,并且好像只能用低区域的?



大家好!我的问题这样的,想用DSP2808的高区域SARAM,并且映射了部分内容,可是程序不好使,只能把所有东西全部映射到低区域的SARAM中程序才能正确运行,不知怎么才能使用高区域的SARAM,地址是0x3F8000—0x0FC000?我是菜鸟还请高人指点,挺着急的,目前SARAM不够用了?