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TMS320F28335: xintf DMA方式读写SRAM与定时器0冲突的问题

Part Number: TMS320F28335


请问,使用DMA方式通过XINTF读写外部SRAM,并使能了中断函数。同时使用定时器0的情况下,SRAM读写速度会变得很慢,请问如何解决呢