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如何配置EDMA控制寄存器

Other Parts Discussed in Thread: TMS320C6748

我使用的是TMS320C6748芯片,希望将RAM中的数据通过UART传出,但为了使数据传输不影响程序的执行,因此选择以DMA的方式。但我如何使用DMA,具体步骤如何,在网上搜了一些相关帖子,都讲得不明白。希望大神指点!