摘要:实现一种低复杂度、低成本的高速(10Msps~50Msps)数据采集方案。采用STM32F4系列的DCMI外设(并行接口)匹配AD9224的工作时序,读取A/D转换后的数据,并通过DMA直接写入内存。本文首先阐述该方案的可行性,然后搭建硬件平台并编写软件实现该方案。最后,总结该方案的设计思路、优势及其局限性,并拓展到其他并行接口。
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