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CC1120 LNA, PA问题

Other Parts Discussed in Thread: CC1120

CC1120的LNA, PA硬件接法如图,这是把LNA, PA分开,我的用easy link, infinte packet 模式,接收机总是收不到发射机的数据包,这个图是别家公司的成品电路图,  TRX_SW脚当是TX的时候是内部接地的,如果是RX的时候是高阻的,所以这里直接接地的话,软件该如何设置,已经搞了一个月了,实在没办法了,想死的心都有了,再搞不出来就要失业了,望TI 射频高手们 帮忙解答一下,谢谢!!!! 不胜感激!!!!!!