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5509AMCBSP作数据采集



请问老师,我想利用5509A的MCBSP口采集两路AD信号,再将数据在DSP里作运算,请问这个工作流程是什么呢?MCBSP采集AD信号—DMA通道传输到外扩SDRAM—DSP作数据运算—结果通过232传回电脑,请问老师流程大概是这样吗?