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http://focus.ti.com.cn/cn/dsp/docs/dspsupporttechdocs.tsp?sectionId=3&tabId=409&techDoc=6&documentCategoryId=6&familyId=324

到TI官方网站上看看，推荐TMS320C54x DSP CPU and Peripherals Reference Set Volume 1 类似的文章，上面有详细的说明