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AD数据传输至SRAM时，是可以直接DMASource = &AdcMirror.ADCRESULT0; DMADest = &DMABuf1[0];还是需要传输两次，先从ADC传至DMA，接着再传至SRAM
之所以叫 DMA, 就是不用 MCU 参与就直接完成数据传输.
所以, 当然是 ADC 一下直接传输到 SRAM.
所以，可以直接将DMA的source设置为AdcMirror.ADCRESULT0; dest设置为SRAM。是吗
