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现在想将TMS320C6205的DMAC0管脚通过一个三极管驱动一个LED灯，现在已经将DMAC0管脚设置为高，但是不能驱动灯亮，不知道是何原因？
我看了一下datasheet, DMAC0这是个DMA complete管脚. 你说的"已经将DMAC0管脚设置为高"是DMA搬移完成后产生的高电平吗?
