In radiation mode , when we check the BER , we need check the RSSI first . If the RSSI is normal and the sensitivity is so bad , that means there are interfrance. First check the clock sinal or high speed data signal or DC-DC and so on.
<DIV class=quote><B>以下是引用<I>rjgwf</I>在2006-9-14 20:50:00的发言:</B>
In radiation mode , when we check the BER , we need check the RSSI first . If the RSSI is normal and the sensitivity is so bad , that means there are interfrance. First check the clock sinal or high speed data signal or DC-DC and so on.</DIV>