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基于CC8531+2591组合的2.4G无线音频播放器的疑问?

Other Parts Discussed in Thread: CC8531

 现产品从机在待机过程中,时间稍长一些(30分钟左右),此时在PC上插上Dongle的话(主),就会有时出现无线无法连接,检查过状态引脚,发现不连接的时候该状态 引脚没有变化(CC8531 第34脚),请问这种情况是哪里的问题?急!