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請問tms320vc5501 XDR READY /EMPTY

Expert 2272 points


請問在什麼情況下有可能會發生

我透過DXR1 送出資料

等待 SPCR2 BIT2(XEMPTY==0)

或是 SPCR2 BIT1 XRDY==1

但總XEMPTY都為1    (1 No transmitter-empty condition)

或是XRDY都為0    (0=Transmitter not ready)