使用timer1事件可以正常触发EDMA操作,但只想直接通过CPU给ESR置位来启动EDMA的传输,
EDMA_setChannel(hEdma);//但查看了寄存器,并没有起作用
直接EDMA_ESRL=0x00000004,也启动不了
还有就是寄存器中的ESRL显示:unable to read
我比较奇怪的是为什么事件可以触发EDMA,但直接CPU软件触发总是无法启动EDMA???求指点!!
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