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[STM32F1]

DMA读GPIO的bitband出现传输错误

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shu4504388|  楼主 | 2022-5-13 22:54 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
如题，发现读取正常的地址就没问题。一旦读取bitband就出现传输错误。
调试跟踪DMA设置，DMA-CPAR7：0x42210124，DMA-CMAR7：0x22004600
是否DMA不支持Bitbanding寻址
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