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tcp3d的pingpong结构,通过edma送数据后,目的地址没有收到



tcp3d的pingpong结构,我有13个码块,那么我的pingpong结构必须一致是pingpongpingpong吗,我第一次是在ping开始,那么这13块结束后,又从ping开始就会出问题,从pong开始就没有问题。通