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CC2540如何象packet sniffer一样持续搜索广播

Other Parts Discussed in Thread: CC2540

请问CC2540如何象packet sniffer一样去搜索空中的广播。

即开始搜索后,会返回任何一个扫描到的广播,不会因扫描超时或达到最大扫描数而停止,

会持续去扫描广播,就像抓包工具packet sniffer一样。

我在SimpleBLECentral例程上,调用HCI_LE_SetScanEnableCmd这个函数,似乎可以启动搜索过程,但是未见有HCI数据返回。