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McASP

Other Parts Discussed in Thread: AM1705

AM1705处理器,初始化好McASP1之后,我用CPU轮询的方式,来给XBUF写数据,为什么对应的状态为没有变化?

   while(((XSTAT>>5)&0x01) ==0);//程序死在这里

       XBUF10 = *p;

麻烦高人给我分析一下是什么原因?