This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

HPI功能,写HPID寄存器有问题



现在情况是,写HPIC和HPIA都可以,但是写HPID的时候,HPIA对应的地址上,数据没有变化,而02880014的后16位却写入了数据。

想看HPID对应的内存,发现,6455的芯片手册上没有HPID的地址,而mcbsp上,写的HPID地址是0034H,而这个地址在6455的芯片手册上是HPIAW的地址。

请问这个现象是为什么呀